TWI762004B - Electric system for bicycles - Google Patents

Abstract

An electric system of a bicycle is provided, which can contribute to the improvement of convenience.

An electric system for a bicycle, comprising: a first electric component, a second electric component, a first wireless communication unit, a first power source, and a second wireless communication unit, wherein the first wireless communication unit and the first power source are It is electrically connected to at least the first electrical component, the second wireless communication unit is electrically connected to at least the second electrical component, the first electrical component is capable of communicating with the first wireless communication unit, and the second electrical component is capable of communicating with the second wireless communication unit, at least the first wireless communication unit and the second wireless communication unit are installed on the bicycle without passing through the first electric component and the second electric component.

Description

Electric system for bicycles

The present invention relates to an electric system for a bicycle.

As an electric system of a bicycle, for example, Patent Document 1 is known. In this electric system, all operating devices, control devices, electric components and power sources are connected by wires.

[Previously known technical literature]

[Patent Literature]

[Patent Document 1] Japanese Patent No. 5211102

A more convenient electric system is required for the connection between the operation device, the control device, the electric components, and the power source, and the installation to the bicycle.

The purpose of the present invention is to provide an electric system of a bicycle, which can Contribute to the improvement of convenience.

[1] The electric system of the bicycle according to the present invention includes a first electric component, a second electric component, a first wireless communication unit, a first power source, and a second wireless communication unit, the first wireless communication unit and the above-mentioned first wireless communication unit. The first power source is electrically connected to at least the first electrical component, the second wireless communication unit is electrically connected to at least the second electrical component, and the first electrical component is capable of communicating with the first wireless communication unit. The second electric component can communicate with the second wireless communication unit, and at least the first wireless communication unit and the second wireless communication unit are installed without passing through the first electric component and the second electric component on the aforementioned bicycle.

[2] For the electric system of the bicycle, the first wireless communication part is electrically connected to the first electric component through a first signal line, and the second wireless communication part is connected to the second electric component through a second signal line. Components are electrically connected.

[3] In the electric system of the bicycle, the first power source is installed on the bicycle without passing through the first electric component and the second electric component.

[4] In the electric system of the bicycle, the first power source, the first wireless communication unit, and the second wireless communication unit are installed at different positions on the bicycle.

[5] In the electric system of the bicycle, the first power source, the first wireless communication unit, and the second wireless communication unit are located in The aforementioned bicycles are installed at different positions from each other.

[6] In the electric system of the bicycle, the first power source is attached to the first electric unit or the second electric unit.

[7] In the electric system of the bicycle, the first power source is mounted on the first electric unit, and the first power source is electrically connected to the second electric unit.

[8] The electric system of the bicycle further includes a second power source, and the second power source is electrically connected to at least the second electric unit.

[9] In the electric system of the bicycle, the second power source is mounted on the bicycle without passing through the first electric component and the second electric component.

[10] In the electric system of the bicycle, the first power source, the second power source, the first wireless communication unit, and the second wireless communication unit are installed at different positions on the bicycle.

[11] In the electric system of the bicycle, the first power source and the first wireless communication unit, and the second power source and the second wireless communication unit are installed at different positions on the bicycle.

[12] In the electric system of the bicycle, the second power source is attached to the first electric unit or the second electric unit.

[13] For the electric system of the aforementioned bicycle, including: at least before containment A first casing that houses at least a part of the first wireless communication unit and at least a part of the first power supply, and a second casing that accommodates at least a part of the second wireless communication unit. The first casing and the second casing are It is attached to the bicycle without passing through the first electric component and the second electric component.

[14] For the electric system of the bicycle, the first wireless communication part includes a first connection part and a first housing part, the first power supply includes a second connection part and a second housing part, and the first connection part The part and the second connection part are joined so that the electric power from the first power supply is supplied to the first wireless communication part, and the first housing part and the second housing part constitute the first housing part. shell.

[15] The electric system of the bicycle further includes a second power source, the second power source is electrically connected to at least the second electric component, and the second housing houses at least the second wireless communication unit and the second power source. power supply.

[16] For the electric system of the bicycle, the second wireless communication part includes a third connection part and a third housing part, the second power supply includes a fourth connection part and a fourth housing part, and the third connection part The part and the fourth connection part are joined so that the electric power from the second power source is supplied to the second wireless communication part, and the third housing part and the fourth housing part constitute the second housing part. shell.

[17] For the electric system of the aforementioned bicycle, the aforementioned first The shape of the case and the shape of the aforementioned second case are substantially the same.

[18] In the electric system of the bicycle, the bicycle includes a frame body, and at least one of the first casing and the second casing is attached to the frame body.

[19] In the electric system of the bicycle, the frame body includes a chain support, and at least one of the first housing and the second housing is attached to the chain support.

[20] In the electric system of the bicycle, the frame body includes a seat tube, and at least one of the first housing and the second housing is attached to the seat tube.

[21] In the electric system of the bicycle, the bicycle includes a seat post, and at least one of the first housing and the second housing is attached to the seat post and the seat post.

[22] In the electric system of the bicycle, the bicycle includes a front fork, and at least one of the first housing and the second housing is attached to the front fork.

[23] In the electric system of the bicycle, the bicycle includes a hub assembly, and at least one of the first casing and the second casing is attached to the hub assembly.

[24] In the electric system of the bicycle, the bicycle includes a suspension device, and at least one of the first casing and the second casing is attached to the suspension device.

[25] In the electric system of the bicycle, the first casing and the second casing are detachably attached to the bicycle.

[26] In the electric system of the bicycle, the first casing and the second casing are attached to the bicycle by means of a mounting member.

[27] In the electric system of the bicycle, the attachment member includes at least one of an adhesive, a bolt, a cable tie, and a double-sided tape.

[28] The electric system of the bicycle of the present invention includes a first electric unit and a first wireless communication unit, the first wireless communication unit is electrically connected to the first electric unit, and the first electric unit is Communication with the first wireless communication unit is possible, and the first wireless communication unit is detachably attached to the first electric component.

[29] In the electric system of the bicycle, the first electric assembly includes a first base member that can be attached to the bicycle, and the first wireless communication unit is detachably attached to the first base member .

[30] The electric system of the bicycle further includes a first power source, and the first power source is attached to the first electric unit.

[31] In the electric system of the bicycle, the first electric assembly includes a first base member that can be attached to the bicycle, and the first power source is detachably attached to the first base member.

[32] For the electric system of the bicycle, the first wireless communication unit is electrically connected to the first electric component through a first signal line.

[33] The electric system of the aforementioned bicycle includes: a second electric group component, and a second wireless communication part, the second wireless communication part is electrically connected with the second electric component, the second electric component can communicate with the second wireless communication part, the second wireless communication part, It is detachably attached to the above-mentioned second electric unit.

[34] In the electric system of the bicycle, the second electric assembly includes a second base member that can be attached to the bicycle, and the second wireless communication unit is detachably attached to the second base member .

[35] The electric system of the bicycle further includes a second power source, and the second power source is attached to the second electric unit.

[36] In the electric system of the bicycle, the second electric assembly includes a second base member that can be attached to the bicycle, and the second power source is detachably attached to the second base member.

[37] For the electric system of the bicycle, the second wireless communication unit is electrically connected to the second electric component through a second signal line.

[38] The electric system of the bicycle according to the present invention includes a first electric unit, a second electric unit, a first wireless communication unit, a first power source, and a second wireless communication unit, and the first wireless communication unit and the first power supply is electrically connected to at least the first electrical component, the second wireless communication unit is electrically connected to at least the second electrical component, and the first electrical component is capable of being connected to the first wireless communication unit. Communication, the second electric component can communicate with the second wireless communication part, the first wireless communication The communication unit and the first power source are installed on the first electric component, and the second wireless communication unit is installed on the bicycle without passing through the first electric component and the second electric component.

[39] The electric system for the bicycle includes an operation unit, and a third wireless communication unit that wirelessly transmits a shifting signal to at least one of the first wireless communication unit and the second wireless communication unit based on an input from the operation unit The wireless communication unit and the third wireless communication unit are attached to the bicycle without passing through the first electric component and the second electric component.

[40] The electric system of the bicycle is provided with a third power source, and the third power source is electrically connected to at least the operation unit.

[41] The electric system of the bicycle includes a third housing that accommodates at least a part of the third wireless communication unit and at least a part of the third power source, and does not pass through the first electric component and the second electric component The electric unit is attached to the aforementioned bicycle.

[42] In the electric system of the bicycle, the shape of the first casing, the shape of the second casing, and the shape of the third casing are substantially the same.

[43] In the electric system of the bicycle, the second electric component includes a second actuator, and the second actuator is actuated according to a signal from the second wireless communication unit.

[44] In the electric system of the bicycle, the first electric component includes a first actuator, and operates the first actuator according to a signal from the first wireless communication unit.

[45] In the electric system of the bicycle, the second electric component is provided with a second memory unit, and the information stored in the second memory unit is updated according to the communication with the second wireless communication unit.

[46] In the electric system of the bicycle, the first electric component is provided with a first memory unit, and the information stored in the first memory unit is updated according to the communication with the first wireless communication unit.

[47] In the electric system of the bicycle, at least one of the first and second electric components is an electric transmission.

[48] In the electric system of the bicycle, one of the first and second electric assemblies is an electric front derailleur, and the other of the first and second electric assemblies is an electric rear derailleur.

[49] In the electric system of the bicycle, at least one of the first and second electric components is an electric seat post.

[50] In the electric system of the bicycle, at least one of the first and second electric components is an electric suspension.

[51] In the electric system of the bicycle, at least one of the first and second electric components is a drive unit including a motor that assists the human driving force input to the crank.

The electric system of the above-mentioned bicycle can contribute to the improvement of convenience.

AT: Mounting Components

C: Crankshaft

K: chain

SF: Front sprocket

SR: Rear sprocket

WF: Front Wheel

WR: rear wheel

10: Bike

12: Body

14: Frame body

14A: Support part

14B: Downpipe

14C: Chain support bracket

14D: Cushion Tube

14E: Head tube

14F: Derailleur hanger

16: Handle

18: Cushion Post

20: Front fork

22: Wheel hub assembly

30: Electric system

32: Front derailleur (1st electric transmission, 1st electric assembly)

34: Rear derailleur (2nd electric derailleur, 2nd electric assembly)

36: 1st Wireless Communication Department

38: 1st power supply

40: 2nd Wireless Communication Department

42: 2nd power supply

44: Operation Department

46: 3rd Wireless Communication Department

48: 3rd Power Supply

50: 1st base member

52: Connecting rod member

54: Movable components

56: Control Department

58: 1st Actuator

60: Second base member

62: Connecting rod member

64: Movable components

66: Control Department

68: 2nd Actuator

70: Control Department

72: Part 1 Connections

74: Shell Part 1

76: Battery

78: Connection Part 2

80: Shell Part 2

82: 1st shell

84: Control Department

86: Part 3 Connections

88: Shell Part 3

90: battery

92: Part 4 Connections

94: Shell Part 4

96: 2nd shell

98: Control Department

100: switch

102: Control Department

104: Connection part

106: Shell part

108: Battery

110: Connection part

112: Shell part

114: 3rd Shell

116A: Signal line 1

116B: Signal line 2

116C: Signal line

116D: Communication line

116E: Communication line

118: Shell

120A: Power line

120B: Power Line

120C: Power Line

120D: Power Line

120E: Power Line

120F: Power Line

122: Shell

124: Shell

126: Shell

128: Operation Department

130: Body

132: Frame body

134: Electric cushion post

136: Part 1 Memory

138: Second Memory Division

140: Movable components

142: Control Department

144: Memory Department

146: Actuator

148: Front Suspension (Suspension)

150: Rear suspension device (suspension device)

152: Movable components

154: Control Department

156: Memory Department

158: Actuator

[FIG. 1] A side view of a bicycle equipped with the electric system of the first embodiment.

[Fig. 2] A schematic diagram of the front derailleur of the electric powertrain of Fig. 1.

[Fig. 3] A schematic diagram of the rear derailleur of the electric power system shown in Fig. 1.

[FIG. 4] A schematic diagram of the first casing of FIG. 1. [FIG.

[Fig. 5] A block diagram of the electric system of Fig. 1. [Fig.

[FIG. 6] A block diagram of the electric system of the second embodiment.

[FIG. 7] A block diagram of the electric system of the third embodiment.

[Fig. 8] A block diagram of the electric system of the fourth embodiment.

[Fig. 9] A schematic diagram of the front derailleur of the fifth embodiment.

[Fig. 10] A schematic diagram of the rear derailleur of the fifth embodiment.

[Fig. 11] A block diagram of the electric system of the sixth embodiment.

[Fig. 12] A schematic diagram of the front derailleur of the electric system of the seventh embodiment.

[Fig. 13] A schematic diagram of the rear derailleur of the electric system of the seventh embodiment.

[FIG. 14] A sequence diagram of update processing executed by the electric system of the seventh embodiment.

[Fig. 15] A side view of a bicycle equipped with the electric system of the eighth embodiment.

[Fig. 16] A schematic diagram of the electric seat post of the eighth embodiment.

[Fig. 17] A schematic diagram of the front suspension device of the ninth embodiment.

[Fig. 18] A block of an electric system according to a modification of the second embodiment picture.

[Fig. 19] A block diagram of an electric system according to a modification of the third embodiment.

[Fig. 20] A block diagram of an electric system according to a modification of the third embodiment.

[ Fig. 21 ] A block diagram of an electric system according to a modification of the first embodiment.

[Fig. 22] A side view of a bicycle equipped with an electric system of a modification of the first embodiment.

(first embodiment)

Referring to FIGS. 1 to 5, the electric system of the bicycle will be described.

The bicycle 10 equipped with the electric system 30 includes the vehicle body 12 .

The vehicle body 12 includes a frame body 14, a handlebar 16 connected to the frame body 14, a cushion post 18 connected to the frame body 14, a front fork 20 connected to the frame body 14, and a rear Wheel hub assembly 22 around the axle of the wheel WR.

The frame body 14 includes a down pipe 14B extending forward from a support portion 14A that supports the crankshaft C, a chain support bracket 14C extending rearward from the support portion 14A, and a seat cushion tube 14D extending upward from the support portion 14A , and a head pipe 14E extending upward from the end portion on the opposite side to the support portion 14A of the down pipe 14B.

The handlebar 16 is detachably connected to the head pipe 14E. The seat post 18 is detachably connected to the seat tube 14D. The front fork 20 is supported by the head pipe 14E, and connects the handlebar 16 and the axle of the front wheel WF. The wheel hub assembly 22 is mounted around the axle of the rear wheel WR.

The electric system 30 includes an electric front derailleur 32 (hereinafter referred to as "front derailleur 32"), an electric rear derailleur 34 (hereinafter referred to as "rear derailleur 34"), and a first wireless communication unit 36 . The first power source 38 , the second wireless communication unit 40 , the second power source 42 , the operation unit 44 , the third wireless communication unit 46 , and the third power source 48 . The front derailleur 32 is the first electric component. The front derailleur 32 is an electric transmission. The rear derailleur 34 is the second electric component. The rear derailleur 34 is an electric transmission. In addition, the electric unit includes an actuator and a mechanical element that is driven by the actuator.

The front derailleur 32 is attached to the frame body 14 near the crankshaft C, preferably the seat cushion tube 14D. As shown in FIG. 2 , the front derailleur 32 includes a first base member 50 , a link member 52 , a first movable member 54 , a control portion 56 , and a first actuator 58 .

The first base member 50 can be attached to the body frame body 14 through bolts or the like. The link member 52 connects the first base member 50 and the first movable member 54 so that the first movable member 54 can move relative to the first base member 50 . The first movable member 54 supports the chain K (see FIG. 1). The control unit 56 moves the link member 52 and the first movable member 54 with respect to the first base member 50 by driving the first actuator 58 connected to the link member 52 . The front derailleur 32 is operated by the first actuator 58 is driven, the chain K (refer to FIG. 1 ) is switched to the plurality of front sprockets SF (refer to FIG. 1 ), and the gear ratio of the bicycle 10 is changed.

As shown in FIG. 1 , the rear derailleur 34 is attached to the frame body 14 near the hub assembly 22 , preferably a derailleur hanger 14F provided at the rear end of the frame body 14 . As shown in FIG. 3 , the rear derailleur 34 includes a second base member 60 , a link member 62 , a second movable member 64 , a control portion 66 , and a second actuator 68 .

The second base member 60 can be attached to the body frame body 14 through bolts or the like. The link member 62 connects the second base member 60 and the second movable member 64 so that the second movable member 64 can move relative to the second base member 60 . The second movable member 64 supports the chain K (see FIG. 1 ). The control unit 66 moves the link member 62 and the second movable member 64 with respect to the second base member 60 by driving the second actuator 68 connected to the link member 62 . The rear derailleur 34 is driven by the second actuator 68 to switch the chain K (refer to FIG. 1 ) toward the plurality of rear sprockets SR (refer to FIG. 1 ) to change the gear ratio of the bicycle 10 .

As shown in FIG. 4 , the first wireless communication unit 36 includes a control unit 70 that performs various calculations, a first connection unit 72 , and a first housing portion 74 that accommodates the control unit 70 . The first connection portion 72 is at least partially exposed from the first housing portion 74 .

The first power source 38 includes a battery 76 , a second connection portion 78 , and a second case portion 80 that accommodates the battery 76 . The battery 76 may be a rechargeable battery or a dry battery. The battery 76 is, for example, a lithium-ion battery. The second connection portion 78 is at least partially connected from the second housing portion Divide 80 to expose. The second connecting portion 78 has a shape complementary to that of the first connecting portion 72 , and is configured to be connectable to the first connecting portion 72 .

The first connection portion 72 and the second connection portion 78 are joined to supply electric power from the first power source 38 to the first wireless communication unit 36 . The first connection portion 72 and the second connection portion 78 are joined to form the first case 82 by the first case portion 74 and the second case portion 80 . The first housing 82 houses at least a part of the first wireless communication unit 36 , that is, the control unit 70 , and at least a part of the first power source 38 , that is, the battery 76 .

As shown in FIG. 1 , the first housing 82 is attached to the frame body 14 in the vicinity of the front derailleur 32 , preferably the seat cushion tube 14D. The first casing 82 has a shape corresponding to the shape of the portion to which the first casing 82 of the frame body 14 is attached. The first housing 82 is detachably attached to the bicycle 10 by the attachment member AT shown in FIG. 5 . The attachment member AT includes at least one of an adhesive, a bolt, a cable tie, and a double-sided tape.

As shown in FIG. 1 , the first housing 82 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the first wireless communication unit 36 and the first power source 38 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

As shown in FIG. 5 , the second wireless communication unit 40 includes a control unit 84 that performs various calculations, a third connection unit 86 , and a third housing portion 88 that accommodates the control unit 84 . At least a part of the third connection portion 86 is exposed from the third housing portion 88 .

The second power source 42 includes a battery 90 , a fourth connection portion 92 , and a fourth case portion 94 that accommodates the battery 90 . The battery 90 may be a rechargeable battery or a dry battery. The battery 90 is, for example, a lithium-ion battery. The fourth connection portion 92 is at least partially exposed from the fourth housing portion 94 . The fourth connection portion 92 has a shape complementary to the third connection portion 86 , and is configured to be connectable to the third connection portion 86 .

The third connection portion 86 and the fourth connection portion 92 are joined to supply electric power from the second power source 42 to the second wireless communication unit 40 . The third connection portion 86 and the fourth connection portion 92 are joined to form the second case 96 by the third case portion 88 and the fourth case portion 94 . The second casing 96 houses at least a part of the second wireless communication unit 40 , that is, the control unit 84 , and at least a part of the second power source 42 , that is, the battery 90 . The shape of the first housing 82 and the shape of the second housing 96 are substantially the same.

As shown in FIG. 1, the second housing 96 is attached to the frame body 14 in the vicinity of the rear derailleur 34, preferably the chain support 14C. The second casing 96 has a shape corresponding to the shape of the portion to which the second casing 96 of the frame body 14 is attached. The second housing 96 is detachably attached to the bicycle 10 by the attachment member AT shown in FIG. 4 .

As shown in FIG. 1 , the second housing 96 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the second wireless communication unit 40 and the second power source 42 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The first casing 82 and the second casing 96 are used in the bicycle 10, are installed in different positions from each other. Therefore, the first power source 38 and the first wireless communication unit 36 , and the second power source 42 and the second wireless communication unit 40 are installed at different positions in the bicycle 10 .

As shown in FIG. 5 , the operation portion 44 is attached to the handle 16 . The operation unit 44 includes a control unit 98 and a plurality of switches 100 electrically connected to the control unit 98 . The plurality of switches 100 correspond to the shifting operations of the front derailleur 32 or the rear derailleur 34, respectively.

The third wireless communication unit 46 includes a control unit 102 that performs various calculations, a fifth connection unit 104 , and a fifth housing unit 106 that accommodates the control unit 102 . The fifth connection portion 104 is at least partially exposed from the fifth housing portion 106 .

The third power source 48 includes a battery 108 , a sixth connection portion 110 , and a sixth case portion 112 that accommodates the battery 108 . The battery 108 may be a rechargeable battery or a dry battery. The battery 108 is, for example, a lithium-ion battery. The sixth connecting portion 110 is at least partially exposed from the sixth housing portion 112 . The sixth connecting portion 110 has a shape complementary to the fifth connecting portion 104 and can be connected to the fifth connecting portion 104 .

The fifth connection portion 104 and the sixth connection portion 110 are joined to supply electric power from the third power source 48 to the third wireless communication unit 46 . The fifth connection portion 104 and the sixth connection portion 110 are joined to form the third case 114 by the fifth case portion 106 and the sixth case portion 112 . The third housing 114 houses at least a part of the third wireless communication unit 46 , that is, the control unit 102 , and at least a part of the third power source 48 , that is, the battery 108 . The shape of the third shell 114 is the same as that of the first shell 114 The shape of the case 82 and the shape of the second case 96 are substantially the same.

As shown in FIG. 1 , the third housing 114 is attached to the handlebar 16 or the frame body 14 in the vicinity of the handlebar 16 . The third wireless communication unit 46 is preferably attached to the head pipe 14E or the down pipe 14B when the third wireless communication unit 46 is attached to the frame body 14 . The third housing 114 has a shape corresponding to the shape of the portion to which the third housing 114 of the frame body 14 or the handlebar 16 is attached. The third housing 114 is detachably attached to the bicycle 10 by the attachment member AT shown in FIG. 5 .

As shown in FIG. 1 , the third housing 114 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the third wireless communication unit 46 and the third power source 48 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The configuration of the electric system 30 will be described with reference to FIG. 5 .

In addition, the front derailleur 32, the rear derailleur 34, the first wireless communication unit 36, the first power source 38, the second wireless communication unit 40, and the second power source 42 can be communicated by power lines. PLC), which transmits signals and power. Therefore, compared with the case where the signal is transmitted by the signal line and the case where the electric power is transmitted by the power line, the wiring is simple and the convenience is improved.

The first wireless communication unit 36 is electrically connected to the control unit 56 of the front derailleur 32 through the first signal line 116A. The first power source 38 is electrically connected to the front derailleur 32 through the first wireless communication unit 36 . The first power source 38 supplies power to the first wireless communication unit 36 and the front derailleur 32 .

The second wireless communication unit 40 is through the second signal line 116B It is electrically connected to the control unit 66 of the rear derailleur 34 . The second power source 42 is electrically connected to the rear derailleur 34 through the second wireless communication unit 40 . The second power source 42 supplies power to the second wireless communication unit 40 and the rear derailleur 34 .

The third wireless communication unit 46 is electrically connected to the operation unit 44 through the third signal line 116C. The third power source 48 is electrically connected to the operation unit 44 through the third wireless communication unit 46 . The third power source 48 supplies power to the third wireless communication unit 46 and the operation unit 44 .

The operation of the electric system 30 will be described.

The control unit 98 of the operation unit 44 outputs an operation signal corresponding to the third wireless communication unit 46 through the third signal line 116C when the switch 100 is operated. The control unit 102 of the third wireless communication unit 46 wirelessly transmits a variable speed signal to at least one of the first wireless communication unit 36 and the second wireless communication unit 40 according to an operation signal input from the operation unit 44 .

The control unit 70 of the first wireless communication unit 36 outputs a control signal to the front derailleur 32 when a shifting signal including a shifting operation of the front derailleur 32 is received from the third wireless communication unit 46 . The control unit 56 of the front derailleur 32 performs the shifting operation according to the control signal from the first wireless communication unit 36 . That is, the front derailleur 32 operates the first actuator 58 according to the signal from the first wireless communication unit 36 .

The control unit 84 of the second wireless communication unit 40 outputs a control signal to the rear derailleur 34 when a shifting signal including a shifting operation of the rear derailleur 34 is received from the third wireless communication unit 46 . The control unit 66 of the rear derailleur 34 performs the shifting operation according to the control signal from the second wireless communication unit 40 . That is, the rear derailleur 34 is based on the second wireless communication The signal from the unit 40 causes the second actuator 68 to operate.

The electric system 30 can achieve the following effects.

(1) The electric system 30 electrically connects the wireless communication units 36 and 40 to the front derailleur 32 and the rear derailleur 34 . Therefore, wiring of the front derailleur 32, the rear derailleur 34, and the operation portion 44 in the bicycle 10 can be omitted. Therefore, the wiring is simplified, which can contribute to the improvement of the convenience of the electric system.

(2) The first wireless communication unit 36 and the second wireless communication unit 40 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the enlargement of the front derailleur 32 and the rear derailleur 34 can be suppressed.

(3) The first power source 38 and the second power source 42 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the enlargement of the front derailleur 32 and the rear derailleur 34 can be suppressed.

(4) The electric system 30 includes the second power source 42 . Therefore, the wiring can be simplified in comparison with the configuration in which electric power is shared from the first power source 38 to the rear derailleur 34 and the second wireless communication unit 40 .

(5) The first wireless communication unit 36 and the first power source 38 are attached to the vicinity of the front derailleur 32 . Therefore, the first signal line 116A connecting the first wireless communication unit 36 with the first power source 38 and the front derailleur 32 can be shortened.

(6) The second wireless communication unit 40 and the second power source 42 are attached to the vicinity of the rear derailleur 34 . Therefore, the second signal line 116B connecting the second wireless communication unit 40 with the second power source 42 and the rear derailleur 34 can be shortened.

(7) The first wireless communication unit 36 and the first power source 38 are received accommodated in the first housing 82 . Therefore, by attaching the first housing 82 to the bicycle 10, the first wireless communication unit 36 and the first power source 38 can be attached to the bicycle 10, thereby improving convenience.

(8) The second wireless communication unit 40 and the second power source 42 are accommodated in the second casing 96 . Therefore, by attaching the second housing 96 to the bicycle 10, the second wireless communication unit 40 and the second power source 42 can be attached to the bicycle 10, thereby improving convenience.

(9) The electric system 30 includes the third power source 48 . Therefore, the wiring can be simplified as compared with the configuration in which electric power is shared from the first power source 38 or the second power source 42 to the operation unit 44 and the third wireless communication unit 46 .

(10) The shape of the first housing 82 , the shape of the second housing 96 , and the shape of the third housing 114 are substantially the same. Therefore, the 1st case 82, the 2nd case 96, and the 3rd case 114 can be attached to the bicycle 10 by the same attachment member AT.

(Second embodiment)

Referring to Fig. 6, the electric system 30 of the second embodiment will be described. In addition, the same reference numerals as those of the first embodiment are attached to the same configuration as that of the first embodiment, and the description thereof will be omitted.

The first wireless communication unit 36 includes a control unit 70 that performs various calculations, and a fourth housing 118 that accommodates the control unit 70 . The control unit 70 is connected to the control unit 56 of the front derailleur 32 via the fourth communication line 116D.

The fourth housing 118 is attached to the frame body 14 in the vicinity of the front derailleur 32, and is preferably the seat cushion tube 14D. The fourth housing 118 is attached to the bicycle 10 by the attachment member AT. The fourth housing 118 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the first wireless communication unit 36 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The first power source 38 includes a battery 76 and a fifth case 122 that accommodates the battery 76 . The battery 76 is connected to the control unit 56 of the front derailleur 32 via the first power line 120A. The first power source 38 supplies power to the front derailleur 32 through the first power line 120A. The first power source 38 supplies power to the first wireless communication unit 36 through the front derailleur 32 .

The fifth housing 122 is attached to the frame body 14 in the vicinity of the front derailleur 32 , preferably the seat cushion tube 14D. The fifth housing 122 is attached to the bicycle 10 by the attachment member AT. The fifth housing 122 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the first power source 38 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The second wireless communication unit 40 includes a control unit 84 that performs various calculations, and a sixth housing 124 that accommodates the control unit 84 . The control unit 84 is connected to the control unit 66 of the rear derailleur 34 via the fifth communication line 116E.

The sixth housing 124 is attached to the frame body 14 near the rear derailleur 34 , preferably the chain support 14C. The sixth housing 124 is attached to the bicycle 10 by the attachment member AT. 6th housing 124, It is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the second wireless communication unit 40 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The second power source 42 includes a battery 90 and a seventh case 126 that accommodates the battery 90 . The battery 76 is connected to the control unit 66 of the rear derailleur 34 via the second power line 120B. The second power source 42 supplies power to the rear derailleur 34 through the second power line 120B. The second power source 42 supplies power to the second wireless communication unit 40 through the rear derailleur 34 .

The seventh housing 126 is attached to the frame body 14 in the vicinity of the front derailleur 32 , preferably the seat cushion tube 14D. The seventh housing 126 is attached to the bicycle 10 by the attachment member AT. The seventh housing 126 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the second power source 42 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The fourth casing 118 , the fifth casing 122 , the sixth casing 124 , and the seventh casing 126 are attached to the bicycle 10 at different positions from each other. Therefore, the first power source 38 , the first wireless communication unit 36 , the second power source 42 , and the second wireless communication unit 40 are installed at different positions in the bicycle 10 . According to the electric system 30 of the second embodiment, at least the effects (1) and (2) of the first embodiment can be achieved.

(third embodiment)

Referring to Fig. 7, the electric system 30 of the third embodiment will be described. In addition, the same configuration as that of the second embodiment is added to the same configuration as that of the second embodiment. symbols, and the description thereof is omitted.

The electric system 30 includes a front derailleur 32, a rear derailleur 34, a first wireless communication unit 36, a first power source 38, a second wireless communication unit 40, an operation unit 44, a third wireless communication unit 46, and The third power source 48 .

The first power source 38 includes a battery 76 and a fifth case 122 . The battery 76 is connected to the control unit 56 of the front derailleur 32 via the first power line 120A. The first power source 38 is electrically connected to the front derailleur 32 through the first power line 120A, and supplies electric power to the front derailleur 32 .

The battery 76 is connected to the control unit 66 of the rear derailleur 34 via the third power line 120C. The first power source 38 supplies power to the rear derailleur 34 through the third power line 120C. The first power source 38 is electrically connected to the second wireless communication unit 40 through the rear derailleur 34 and supplies power to the rear derailleur 34 . According to the electric system 30 of the third embodiment, at least the effects (1) and (2) of the first embodiment can be achieved.

(4th embodiment)

Referring to FIG. 8, the electric system 30 of the fourth embodiment will be described. In addition, the same reference numerals as those of the third embodiment are attached to the same configuration as that of the third embodiment, and the description thereof will be omitted.

The electric system 30 includes a front derailleur 32, a rear derailleur 34, a first wireless communication unit 36, a first power source 38, a second wireless communication unit 40, an operation unit 44, a third wireless communication unit 46, and The third power source 48 .

The first power source 38 includes a battery 76 and a fifth case 122 . The battery 76 is in wireless communication with the first through the fourth power line 120D The control unit 70 of the unit 36 is connected. The first power source 38 supplies power to the front derailleur 32 through the first wireless communication unit 36 .

The battery 76 is connected to the control unit 84 of the second wireless communication unit 40 via the fifth power line 120E. The first power source 38 supplies power to the rear derailleur 34 through the second wireless communication unit 40 . According to the electric system 30 of the fourth embodiment, at least the effects (1) and (2) of the first embodiment can be achieved.

(5th embodiment)

9 and 10, the electric system 30 of the fifth embodiment will be described. In addition, the same reference numerals as those of the first embodiment are attached to the same configuration as that of the first embodiment, and the description thereof will be omitted.

As shown in FIG. 9 , the first housing 82 is the first base member 50 detachably attached to the front derailleur 32 . The first housing 82 and the first base member 50 are attached, for example, through bolts or the like. Therefore, the first wireless communication unit 36 and the first power source 38 are detachably attached to the first base member 50 .

As shown in FIG. 10 , the second housing 96 is the second base member 60 that is detachably attached to the rear derailleur 34 . The second housing 96 and the second base member 60 are attached, for example, through bolts or the like. Therefore, the second wireless communication unit 40 and the second power source 42 are detachably attached to the second base member 60 .

The electric system 30 of the fifth embodiment can achieve the following effects in addition to the effects of the first embodiment (1).

(11) The first wireless communication unit 36 and the first power source 38 are attached to the front derailleur 32 . Therefore, it is possible to suppress the complexity around the front derailleur 32 of the frame body 14 .

(12) The first wireless communication unit 36 and the first power source 38 are detachably attached to the front derailleur 32 . Therefore, only one of the front derailleur 32 mounted on the bicycle 10, the first wireless communication unit 36, and the first power source 38 can be easily exchanged.

(13) The first wireless communication unit 36 and the first power source 38 are attached to the first base member 50 . Therefore, compared with the link member 52 and the 1st movable member 54, it can attach stably.

(14) The second wireless communication unit 40 and the second power source 42 are attached to the rear derailleur 34 . Therefore, the surroundings of the rear derailleur 34 of the frame body 14 can be suppressed from being complicated.

(15) The second wireless communication unit 40 and the second power source 42 are detachably attached to the rear derailleur 34 . Therefore, only one of the rear derailleur 34 mounted on the bicycle 10, the second wireless communication unit 40, and the second power source 42 can be easily exchanged.

(16) The second wireless communication unit 40 and the second power source 42 are attached to the second base member 60 . Therefore, compared with the link member 62 and the 2nd movable member 64, it can attach stably.

(Sixth embodiment)

Referring to Fig. 11, the electric system 30 of the sixth embodiment will be described. In addition, the same configuration as that of the first embodiment is added to the same configuration as that of the first embodiment. symbols, and the description thereof is omitted.

The electric system 30 includes a front derailleur 32, a rear derailleur 34, a first wireless communication unit 36, a first power source 38, a second wireless communication unit 40, an operation unit 44, a third wireless communication unit 46, and The third power source 48 .

The first wireless communication unit 36 and the first power source 38 are the first base member 50 attached to the front derailleur 32 . The first wireless communication unit 36 and the first power source 38 are built in the first base member 50 .

The first wireless communication unit 36 is electrically connected to the control unit 56 of the front derailleur 32 . The first power source 38 is electrically connected to the control unit 70 of the first wireless communication unit 36 , the control unit 56 of the front derailleur 32 , and the control unit 66 of the rear derailleur 34 . The first power source 38 supplies power to the control unit 66 of the rear derailleur 34 through the power line 120F. According to the electric system 30 of the sixth embodiment, at least the effects of the first embodiment (1) and the effects of the sixth embodiments (11) and (13) can be achieved.

(Seventh embodiment)

The electric system 30 of the seventh embodiment will be described with reference to FIGS. 12 to 14 . In addition, the same reference numerals as those of the first embodiment are attached to the same configuration as that of the first embodiment, and the description thereof will be omitted.

As shown in FIG. 12 , the front derailleur 32 includes a first memory portion 136 . The information stored in the first storage unit 136 includes identification information and individual information that can be updated. The identification information includes the model number and the like of the front derailleur 32 . Individual information includes: setting information and performance information. The setting information is, for example, about the adjustment settings of the front derailleur 32 specified information. The information about the adjustment setting of the front derailleur 32 includes, for example, the position information of the first movable member 54 . The position information of the first movable member 54 is memorized, for example, as the movement amount of the first actuator 58 . The performance information includes, for example, information showing whether or not shifting is properly performed, and information showing whether or not communication with the first wireless communication unit 36 is appropriately performed. The control unit 56 may update the performance information every time the shifting and communication are performed, or may be updated only when the communication is not properly performed.

As shown in FIG. 13 , the rear derailleur 34 includes a second memory portion 138 . The information stored in the second storage unit 138 includes identification information and individual information that can be updated. The identification information includes the model number and the like of the rear derailleur 34 . Individual information includes: setting information and performance information. The setting information is, for example, information on adjustment settings of the rear derailleur 34 . The information about the adjustment setting of the rear derailleur 34 includes, for example, the position information of the first movable member 54 . The position information of the second movable member 64 is memorized, for example, as the movement amount of the second actuator 68 . The performance information includes, for example, information indicating whether or not shifting is properly performed, and information indicating whether or not the second wireless communication unit 40 is properly performed. The control unit 66 may update the performance information every time the speed change and communication are performed, or may update the information only when the communication is not properly performed.

14, the update process of the information memorize|stored in the 1st memory|storage part 136 is demonstrated.

During the update process, the external device E and the first wireless communication unit 36 are communicatively connected. The external device E and the first wireless communication unit 36 are communicably connected by wireless communication. For wireless communication, for example, Bluetooth (registered trademark in Japan), Wi-Fi (registered trademark in Japan), ANT+ (registered trademark in Japan), or NFC (Near Field Communication) can be used as a communication standard. In addition, the external device E and the first wireless communication unit 36 may be communicably connected by wired communication. In addition, the external device E and the first wireless communication unit 36 may communicate directly, or the external device E and the first wireless communication unit 36 may communicate indirectly through other electrical components. The external device E is various electronic devices (equipment) including desktop personal computers, laptop personal computers, tablet personal computers, and smart phones. Examples of other electrical components include the operation unit 44, a cyclocomputer, a battery unit, and other electrical components. The electric component is a drive unit including a motor that assists the human driving force input to the bicycle 10 , for example, an electric seat post, an electric suspension device, and the like.

When the external device E is connected to the first wireless communication unit 36, the first wireless communication unit 36 is requested for identification information in step S11. The first wireless communication unit 36 that has received a signal requesting identification information (hereinafter referred to as an "identification information request signal") requests the control unit 56 for identification information in step S12. The control unit 56 that has received the identification information request signal reads the identification information stored in the first storage unit 136 in step S13 and sends the signal to the first wireless communication unit 36 . The first wireless communication unit 36 that has transmitted the identification information transmits the identification information to the external device E in step S14.

The external device E that has received the identification information displays the electrical components corresponding to the received identification information on the display unit (not shown) in step S15. Specifically, the model number of the front derailleur 32 is displayed. At this time, when there are plural electrical components that can communicate with the first wireless communication unit 36 , the external device E may display a list of electrical components that can communicate with the first wireless communication unit 36 . Also, when the external device E can communicate with the second wireless communication unit 40, the external device E may also include electrical components that can communicate with the second wireless communication unit 40 in a list display.

The user selects the front derailleur 32 using the operation unit (not shown) in accordance with the display contents of the display unit (not shown) of the external device E. Moreover, the operation part is, for example, a touch panel or a keyboard provided in the display part.

In the external device E, when the front derailleur 32 is selected by the user through the operation unit (not shown), the individual information is requested to the first wireless communication unit 36 in step S16. The first wireless communication unit 36 that has received the signal for requesting individual information (hereinafter referred to as "individual information request signal") requests individual information to the control unit 56 in step S17. The control unit 56 that has received the individual information request signal reads the individual information from the first memory unit 136 in step S18 and sends the signal to the first wireless communication unit 36 . The first wireless communication unit 36 that has received the individual information transmits the individual information to the external device E in step S19.

The external device E that has received the individual information displays the received individual information on the display unit (not shown) in step S20. The user is based on the display content of the display unit (not shown) of the external device E, Use the operation part (illustration omitted) to select individual information. When the user performs an operation to change the individual information, the external device E sends a signal (hereinafter referred to as "individual information update request signal") requesting the update of the individual information to the first wireless communication unit 36 in step S21. send a message. The individual information update request signal is, for example, a signal including a request for a command to change the first movable member 54 in the first direction or the second direction in the adjustment setting of the front derailleur 32 .

The first wireless communication unit 36 that has received the individual information update request signal transmits the individual information update request signal to the control unit 56 in step S22. The control unit 56 that has received the individual information update request signal updates the individual information stored in the first memory unit 136 according to the individual information update request signal in step S23. That is, the front derailleur 32 updates the information stored in the first memory unit 136 according to the communication with the first wireless communication unit 36 . In addition, the control unit 56 operates the first actuator 58 in accordance with the individual information update request signal in step S23. The individual information update request signal is in the case of the adjustment setting of the front derailleur 32, and the control unit 56 operates the first actuator 58 according to the individual information update request. That is, the front derailleur 32 operates the first actuator 58 according to the signal from the first wireless communication unit 36 .

After step S23, according to the operation of the operation unit (not shown) of the external device E, the update process is terminated, or at least one process of steps S11 to S23 is executed again. For example, when the user performs an operation to update other individual information of the front derailleur 32, the processing of steps S16 to S23 is executed again. Also, the user will When the individual information updated in step S23 is further updated, the processes of steps S21 to S23 are executed again.

The same processing as the update processing of the information stored in the first storage unit 136 is performed for the update processing of the information stored in the second storage unit 138 . For example, when the individual information update request signal is sent to the second wireless communication unit 40 from the external device E in the process of step S21, the second wireless communication unit 40 that receives the individual information update request signal sends the The individual information update request signal is sent to the control unit 66 . The control unit 66 that has received the individual information update request signal updates the individual information stored in the second memory unit 138 according to the individual information update request signal. The rear derailleur 34 is updated with the information stored in the second memory portion 138 according to the communication with the second wireless communication portion 40 . In addition, the control unit 66 operates the second actuator 68 according to the individual information update request signal. When the individual information update request signal is the adjustment setting of the rear derailleur 34, the control unit 66 operates the second actuator 68 according to the individual information update request signal. That is, the rear derailleur 34 operates the second actuator 68 according to the signal from the second wireless communication unit 40 . According to the electric system 30 of the seventh embodiment, at least the same effects as (1) and (2) of the first embodiment can be achieved.

(Eighth embodiment)

15 and 16, the electric system 30 of the eighth embodiment will be described. In addition, the same reference numerals as those of the first embodiment are attached to the same configuration as that of the first embodiment, and the description thereof will be omitted. In the eighth embodiment, the electric seat cushion Post 134, is an electrical component.

As shown in FIG. 15 , the electric system 30 is mounted on the bicycle 10 including the vehicle body 130 . The vehicle body 130 includes a frame body 132 , a handlebar 16 , a front fork 20 , a wheel hub assembly 22 , and an electric seat post 134 . The frame body 132 includes a down tube 14B, a seat tube 14D, and a head tube 14E.

As shown in FIG. 16 , the electric seat post 134 includes a first movable member 140 , a control unit 142 , a first memory unit 144 , and a first actuator 146 . The first actuator 146 is, for example, an electric motor. The first movable member 140 is, for example, a pinion of a rack and pinion mechanism. The electric seat post 134 is the first electric component.

The control unit 142 is electrically connected to the first wireless communication unit 36 . The control unit 142 can communicate with the first wireless communication unit 36 . The first power source 38 can supply electric power to the control unit 142 . Preferably, at least one of the switches 100 of the operation unit 44 shown in FIG. 5 is to change the height of the seat cushion of the electric seat cushion column 134 . The control unit 142 shown in FIG. 16 changes the height of the seat cushion of the electric seat cushion column 134 by operating the first movable member 140 . The electric cushion post 134 operates the first actuator 146 according to the signal from the first wireless communication unit 36 . When the first actuator 146 is driven, the first movable member 140 is actuated to change the seat height of the electric seat post 134 .

The information stored in the first storage unit 144 includes identification information and individual information that can be updated. The identification information includes the model and the like of the electric seat post 134 . Individual information includes: setting information, and Information. The setting information is, for example, the height of the seat cushion of the electric seat cushion column 134 . The performance information includes, for example, information showing whether or not the communication with the first wireless communication unit 36 is properly performed.

The control unit 142 operates the first actuator 146 according to the signal from the first wireless communication unit 36 . For example, when an individual information update request signal for changing the height of the seat cushion is received from the operation unit 44 or the external device E (see FIG. 15 ), the first actuator 146 is activated in accordance with the received individual information update request signal. action to change the height of the seat cushion. According to the electric system 30 of the eighth embodiment, at least the same effects as (1) and (2) of the first embodiment can be achieved.

(Ninth embodiment)

15 and 17, the electric system 30 of the ninth embodiment will be described. In addition, the same reference numerals as those of the first embodiment are attached to the same configuration as that of the first embodiment, and the description thereof will be omitted.

The vehicle body 130 further includes a front suspension device 148 and a rear suspension device 150 . The front suspension device 148 is the first electric component.

As shown in FIG. 17 , the front suspension device 148 includes a first movable member 152 , a control unit 154 , a first memory unit 156 , and a first actuator 158 . The front suspension 148 is, for example, a hydraulic type, and the first movable member 152 is, for example, a solenoid valve.

The control unit 154 is electrically connected to the first wireless communication unit 36 . The control unit 154 is capable of communicating with the first wireless communication unit 36 . The first power supply 38 can supply electric power to the control unit 154 . The operation shown in Figure 5 Preferably, at least one switch 100 of the operating portion 44 controls the front suspension device 148 . The control unit 154 shown in FIG. 17 changes the state of the front suspension device 148 by operating the first movable member 152 . The front suspension device 148 operates the first actuator 158 according to the signal from the first wireless communication unit 36 . When the first actuator 158 is driven, the first movable member 152 is actuated to change the state of the front suspension 148 .

The information stored in the first storage unit 156 includes identification information and individual information that can be updated. The identification information includes the model and the like of the front suspension device 148 . Individual information includes: setting information and performance information. The setting information is information about, for example, the state of the front suspension device 148 . The state of the front suspension device 148 is, for example, the amount of suspension displacement related to the applied load. The hydraulic front suspension device 148 is related to hydraulic pressure. The performance information includes, for example, information showing whether or not the communication with the first wireless communication unit 36 is properly performed.

The control unit 154 operates the first actuator 158 according to the signal from the first wireless communication unit 36 . For example, when an individual information update request signal for changing the state of the front suspension device 148 is received from the operation unit 44 or the external device E (refer to FIG. 15 ), the first information update request signal is made according to the received individual information update request signal. 1. Actuator 158 operates to change the state of front suspension 148. According to the electric system 30 of the ninth embodiment, at least the same effects as (1) and (2) of the first embodiment can be achieved.

(Variation)

The descriptions of the above-mentioned embodiments are only those of the bicycle of the present invention. This is an illustration of the form that the electric system can take, and it is not intended to limit the form. The electric system of the bicycle according to the present invention can take, for example, the following modifications of the above-mentioned embodiments, or a form in which at least two modifications are not contradicted with each other.

The first power source 38 of the second embodiment may be attached to the front derailleur 32 . For example, as shown in FIG. 18 , the first base member 50 (refer to FIG. 2 ) or the first movable member 54 (refer to FIG. 2 ) of the front derailleur 32 may incorporate the first power source 38 . In this case, the fifth casing 122 may be omitted. In addition, the first power source 38 may be attached to the outside by bolts or the like of the front derailleur 32 .

The second power source 42 of the second embodiment may be attached to the rear derailleur 34 . For example, as shown in FIG. 18 , the second base member 60 (see FIG. 3 ) or the second movable member 64 (see FIG. 3 ) of the rear derailleur 34 may be built in the second power source 42 . In this case, the sixth housing 124 may be omitted. Furthermore, the second power source 42 may be attached to the outside of the rear derailleur 34 by bolts or the like.

The first power supply 38 of the third embodiment may be attached to the front derailleur 32 . For example, as shown in FIG. 19 , the first base member 50 (see FIG. 2 ) or the first movable member 54 (see FIG. 2 ) of the front derailleur 32 may incorporate the first power source 38 . In this case, the fifth casing 122 may be omitted. Furthermore, the first power source 38 may be attached to the outside of the front derailleur 32 by bolts or the like.

The first power source 38 of the third embodiment may be attached to the rear derailleur 34 . For example, as shown in FIG. 20, the first power supply 38 is built in The second base member 60 (see FIG. 3 ) or the second movable member 64 (see FIG. 3 ) of the rear derailleur 34 may be used. In this case, the fifth casing 122 may be omitted. Furthermore, the first power source 38 may be attached to the outside of the rear derailleur 34 by bolts or the like.

In the fifth embodiment, the second housing 96 may be fixed to the rear derailleur 34 . That is, the second wireless communication unit 40 may be attached to the rear derailleur 34 in a non-detachable manner. Furthermore, the second wireless communication unit 40 may be attached to the second base member 60 in a non-detachable manner. Furthermore, the second power source 42 may be attached to the second base member 60 in a non-detachable manner. In addition, when the rear derailleur 34 is used as the first electric unit and the front derailleur 32 is used as the second electric unit, the first case is detachably fixed to the rear derailleur 34, and the second case is fixed to the front A derailleur 32 is also available.

In the seventh embodiment, the shifting sequence as individual information may be stored in the first storage unit 136 and the second storage unit 138 . When a signal to change the gear ratio γ is received from the operation unit 44 , at least one of the first actuator 58 and the second actuator 68 is operated by the control unit 56 and the control unit 66 in accordance with the shifting sequence. The shifting sequence includes, for example, a first sequence in which the speed change ratio of the bicycle 10 is determined by both the front derailleur 32 and the rear derailleur 34 to increase, and the front derailleur 32 and the rear derailleur. The second order in which the gear ratios of the bicycle 10 determined by both of 34 and 34 gradually become smaller is preferable. The control unit 56 and the control unit 66 determine whether to actuate the first actuator 58 and the second actuator 68 according to the first sequence when a signal for increasing the gear ratio of the bicycle 10 is received from the operation unit 44 . The control unit 56 and the control unit 66 receive the information from the operation unit 44 to reduce the speed change of the bicycle 10 When the signal for comparison is used, it is determined whether to actuate the first actuator 58 and the second actuator 68 according to the second order. In this modification, the front derailleur 32 and the rear derailleur 34 operate the actuators 58 and 68 according to the communication of the wireless communication units 36 and 40 .

In the above-described modification, the shift sequence stored in the first memory unit 136 may be updated through the first wireless communication unit 36 using the external device E. In addition, the shift sequence stored in the second storage unit 138 may be updated through the second wireless communication unit 40 using the external device E. In this modification, the front derailleur 32 and the rear derailleur 34 are updated with the information stored in the memory units 136 and 138 according to the communication with the wireless communication units 36 and 40 .

In the seventh embodiment, the setting information of the permission of continuous shifting as individual information can be stored in the first storage unit 136 and the second storage unit 138 . The setting information for the permission of continuous shifting is to set whether to permit shifting of a plurality of steps according to the time when the switch 100 is pressed when the corresponding switch 100 is pressed. In the electric system 30 , the setting information of the permission of the continuous shifting stored in the memory parts 136 and 138 is updated from the external device E through the wireless communication parts 36 and 40 to whether it is permitted or not.

In the seventh embodiment, the shift prohibition period as individual information can be stored in the first memory unit 136 and the second memory unit 138 . The shift prohibition period is a period during which the shift operation is prohibited after the shift operation is performed. The electric system 30 can update the shift prohibition period memorized in the memory units 136 and 138 from the external device E through the wireless communication units 36 and 40 . new.

In the seventh embodiment, the limit information of the shifting step can be stored in the first storage unit 136 and the second storage unit 138 as individual information. The limit information of the speed change step includes at least one of the upper limit and the lower limit of the speed change step. The electric system 30 automatically controls the front derailleur 32 and the rear derailleur 34 according to the limit information of the shifting section. In addition, the period during which the front derailleur 32 and the rear derailleur 34 are controlled by the electric system 30 may be limited to when the bicycle 10 starts running. The electric system 30 is capable of updating the limit information of the shifting stage memorized in the memory portions 136 and 138 from the external device E through the wireless communication portions 36 and 40 .

In the seventh embodiment, a cyclocomputer including a control unit and a memory unit may be electrically connected to the first wireless communication unit 36 or the second wireless communication unit 40 . For example, the setting information for turning the beep sound ON or OFF is stored as individual information in the memory portion of the cyclocomputer. Furthermore, for example, the setting information of the display time on the display unit of the cyclocomputer is stored in the memory unit of the cyclocomputer as individual information. The display time is the time at which various information is displayed on the display unit when the operation unit of the cyclocomputer is not operated. The control part of the cyclocomputer is based on the update request of individual information received from the external device E through the first wireless communication part 36 or the second wireless communication part 40, and will be stored in the multi-functional code The information of the memory section of the table (cyclocomputer) is updated.

In the seventh embodiment, steps S16 to S19 may be omitted. by. In this case, the external device E reads the individual information corresponding to the identification information received from the storage unit of the external device E or the Internet in step S20, and displays the read individual information on the display section.

In the seventh embodiment, the processing of steps S11 to S14 and the processing of steps S16 to S19 may be performed simultaneously. For example, when the first wireless communication unit 36 and the control unit 56 receive the identification information request signal from the external device E, they transmit the individual information to the external device E together with the identification information. The external device E displays the received individual information on the display unit according to the operation of the operation unit.

In the seventh embodiment, the drive unit may be used as the first electric unit. The drive unit includes a first actuator for assisting the human driving force input to the bicycle 10 , a first control unit, and a first memory unit. The first actuator is, for example, an electric motor. That is, the drive unit is provided with a motor that assists the human driving force input to the crank. The driving unit operates the first actuator according to the signal from the first wireless communication unit 36 . For example, when a signal for turning on the first actuator or increasing or decreasing the driving force of the first actuator is input from the operation unit 44, the control unit 56 turns the first actuator on according to the signal. The drive of the actuator is stopped, or the torque is changed.

In the above-mentioned modification example, the setting information of the start mode as individual information may be stored in the first storage unit 136 . The setting information of the start mode is a setting of whether or not to drive the first actuator when the bicycle 10 starts running. Or it is a setting of whether to permit the control of the speed change stage at the start of the bicycle 10 to a predetermined number of stages. The electric system 30, which will be externally The device E is updated to enable or disable the setting information of the permission of the continuous shifting stored in the storage unit 136 through the wireless communication unit 36 .

In the electric system 30 including the above-described drive unit, the setting of whether or not a lamp is connected to the bicycle 10 may be performed using the external device E and the first wireless communication unit 36 .

In the eighth embodiment, the electric seat post 134 may be used as the second electric component.

In the ninth embodiment, the rear suspension 150 may be used instead of the front suspension 148 . In addition, the rear suspension device 150 may be used as the second electric unit. In addition, the rear suspension device 150 may be used as the first electric means, and the front suspension device 148 may be used as the second electric means. In addition, a suspension device including the front suspension device 148 and the rear suspension device 150 may be used as the first electric unit.

In each embodiment, the operation unit 44 may be provided with a memory unit. Setting information that defines the relationship between the types of the switches 100 and the derailleurs 32 and 34 and the shifting operation is stored in the memory unit of the operation unit 44 as individual information. The control unit 56 of the operation unit 44 updates the information stored in the storage unit of the operation unit 44 according to the update request of the individual information received from the external device E through the third wireless communication unit 46 .

In the seventh to ninth embodiments, the first electric element and the second electric element may transmit the wrong number of times as the running information to the external device E according to the signals from the wireless communication parts 36 and 40 . In addition, instead of the number of errors, it is also possible to read in the number of operations of the electric component as the performance information.

In the ninth embodiment, setting information that defines the relationship between the types of the switches 100 and the front suspension device 148 and the individual information may be stored in the storage unit of the operation unit 44 as individual information. The setting information is, for example, setting information of an example mode. The mode is for setting the control mode of the front suspension device 148 . The control modes include, for example, a curve mode, a buffer mode, an upward mode, an off-road mode, and a downward mode.

The operation part 44 of each embodiment may be changed to the operation part 128 shown in FIG. 21 . The operation unit 128 incorporates the third wireless communication unit 46 and the third power source 48 . The third wireless communication unit 46 and the third power source 48 are attached to the handle 16 through the operation unit 44 . In this case, the fifth casing portion 106 and the sixth casing portion 112 may be omitted.

The control part 98 of the operation part 44 of each Example may be abbreviate|omitted. In this case, each of the switches 100 and the control unit 102 of the third wireless communication unit 46 are connected by communication lines, respectively. In addition, when the switch 100 is operated, the control unit 102 of the third wireless communication unit 46 wirelessly transmits a speed change signal to at least one of the first wireless communication unit 36 and the second wireless communication unit 40 according to the operated switch 100 . News.

The third power source 48 may be omitted. In this case, by including a piezoelectric element in the switch 100 , it is possible to adopt a configuration in which electric power is supplied to the control unit 98 in accordance with the operation of the switch 100 . The control unit 98 sends an operation signal to the control unit 102 according to the supply of electric power generated by the operation of the switch 100 .

The operation parts 44 of the respective embodiments may be provided in plural numbers. In this case, one operation portion 44 is associated with the front derailleur 32, and the The operation portion 44 may be associated with the rear derailleur 34 . In this case, one third wireless communication unit 46 and one third power source 48 may be provided to be connected to the plurality of operation units 44 , and each operation unit 44 may be provided with a third wireless communication unit 46 and a third power source 48 . .

The first housing 82 of the first embodiment may be attached to the chain support frame 14C, the seat post 18 , the front fork 20 , or the wheel hub assembly 22 . Furthermore, at least one of the fourth housing 118 and the fifth housing 122 of the second to fourth and sixth embodiments may be attached to the chain stay 14C, the seat post 18 , the front fork 20 , or the hub assembly 22 .

The second housing 96 of the first embodiment may be attached to the seat tube 14D, the seat post 18 , the front fork 20 , or the wheel hub assembly 22 . Furthermore, at least one of the sixth housing 124 and the seventh housing 126 of the second to fourth and sixth embodiments may be attached to the chain stay 14C, the seat post 18 , the front fork 20 , or the hub assembly 22 .

The electric system 30 of the first to seventh embodiments may be mounted on the bicycle 10 including the vehicle body 130 shown in FIG. 22 . The vehicle body 130 includes a frame body 132 , a handlebar 16 , a cushion post 18 , a front fork 20 including a front suspension 148 , a wheel hub assembly 22 , and a rear suspension 150 . The frame body 132 includes a down tube 14B, a seat tube 14D, and a head tube 14E. In this case, the first housing 82 may be attached to the front suspension device 148 or the rear suspension device 150 . In addition, the second housing 96 may be attached to the front suspension device 148 or the rear suspension device 150 .

The first wireless communication unit 36 of each embodiment is electrically connected to the rear derailleur 34 , and the second wireless communication unit 40 is electrically connected to the front derailleur 32 Also can. In this case, the rear derailleur 34 corresponds to the first electric transmission, and the front derailleur 32 corresponds to the second electric transmission.

The front derailleur 32 of each embodiment may be changed to an electric transmission built in the support portion 14A. For example, an electric transmission may include a plurality of sun gears, and may be constituted by a planetary gear mechanism including a restriction mechanism that selects and restricts the rotation of the plurality of sun gears. In this case, in the seventh embodiment, the adjustment setting of the front derailleur 32 is performed by adjusting the movement amount of the restricting mechanism.

The rear derailleur 34 of each embodiment may be changed to an electric transmission built in the hub assembly 22 . For example, an electric transmission may include a plurality of sun gears, and may be constituted by a planetary gear mechanism including a restriction mechanism that selects and restricts the rotation of the plurality of sun gears. In this case, in the seventh embodiment, the adjustment setting of the rear derailleur 34 is performed by adjusting the movement amount of the restricting mechanism.

The electric system 30 of each embodiment may be applied to the bicycle 10 provided with a motor that assists the human driving force input to the crankshaft C.

AT: Mounting Components

12: Body

14: Frame body

14C: Chain support bracket

14D: Cushion Tube

14E: Head tube

14F: Derailleur hanger

16: Handle

30: Electric system

32: Front derailleur (1st electric transmission, 1st electric assembly)

34: Rear derailleur (2nd electric derailleur, 2nd electric assembly)

36: 1st Wireless Communication Department

38: 1st power supply

40: 2nd Wireless Communication Department

42: 2nd power supply

44: Operation Department

46: 3rd Wireless Communication Department

48: 3rd Power Supply

56: Control Department

58: 1st Actuator

60: Second base member

64: Movable components

70: Control Department

72: Part 1 Connections

74: Shell Part 1

76: Battery

78: Connection Part 2

80: Shell Part 2

82: 1st shell

84: Control Department

86: Part 3 Connections

88: Shell Part 3

90: battery

92: Part 4 Connections

94: Shell Part 4

96: 2nd shell

98: Control Department

100: switch

102: Control Department

104: Connection part

106: Shell part

108: Battery

110: Connection part

112: Shell part

114: 3rd Shell

116A: Signal line 1

116B: Signal line 2

116C: Signal line

Claims (20)

An electric system of a bicycle, comprising: a first electric unit, a first wireless communication unit, a second electric unit, a second wireless communication unit, an operation unit, and an operation unit, and the first wireless communication unit according to an input from the operation unit At least one of the communication unit and the second wireless communication unit transmits the variable speed signal wirelessly to the third wireless communication unit, the first wireless communication unit is electrically connected to the first electric component, and the second wireless communication unit, It is electrically connected to the second electric component, the first electric component can communicate with the first wireless communication unit, the second electric component can communicate with the second wireless communication unit, and the first wireless communication unit , is detachably mounted on the first electric assembly, the second wireless communication part is detachably installed in the second electric assembly, and the third wireless communication part is not transmitted through the first electric assembly and the The second electric unit is attached to the bicycle. The electric system for a bicycle according to claim 1, wherein the first electric unit includes a first base member that can be attached to the bicycle, and the first wireless communication unit is detachably attached to the first base. seat member. The electric system of the bicycle according to claim 1 or 2, further comprising a first power source, wherein the first power source is attached to the first electric unit. The electric system for a bicycle according to claim 3, wherein the first electric assembly includes a first base member that can be attached to the bicycle, and the first power source is detachably attached to the first base member. . The electric system of the bicycle according to claim 1 or 2, wherein the first wireless communication unit is electrically connected to the first electric component through a first signal line. The electric system for a bicycle according to claim 1 or 2, wherein the second electric assembly includes a second base member that can be attached to the bicycle, The second wireless communication unit is detachably attached to the second base member. The electric system of the bicycle according to claim 1 or 2, further comprising a second power source, wherein the second power source is attached to the second electric unit. The electric system for a bicycle according to claim 7, wherein the second electric assembly includes a second base member that can be attached to the bicycle, and the second power source is detachably attached to the second base member. . The electric system of the bicycle according to claim 1 or 2, wherein the second wireless communication unit is electrically connected to the second electric component through a second signal line. The electric system for a bicycle according to claim 1 or 2, further comprising a third power source, wherein the third power source is electrically connected to at least the operation unit. The electric system for a bicycle according to claim 10, further comprising a third housing that accommodates at least a part of the third wireless communication unit and at least a part of the third power source, and does not pass through the The first electric unit and the second electric unit are attached to the bicycle. The electric system for a bicycle according to claim 1 or 2, wherein the second electric component includes a second actuator, and the second actuator is operated in accordance with a signal from the second wireless communication unit. The electric system of a bicycle according to claim 1 or 2, wherein the first electric component includes a first actuator, and the first actuator is operated according to a signal from the first wireless communication unit. The electric system for a bicycle according to claim 1 or 2, wherein the second electric component includes a second memory unit for updating the information stored in the second memory unit according to communication with the second wireless communication unit. The electric system of the bicycle according to claim 1 or 2, wherein the first electric component includes a first memory unit, and updates the information stored in the first memory unit according to the communication with the first wireless communication unit. The electric system for a bicycle according to claim 1 or 2, wherein at least one of the first and second electric components is an electric transmission. The electric bicycle system according to claim 16, wherein one of the first and second electric components is an electric front derailleur, and the other of the first and second electric components is an electric rear derailleur. The electric system for a bicycle according to claim 1 or 2, wherein at least one of the first and second electric components is an electric seat post. The electric system for a bicycle according to claim 1 or 2, wherein at least one of the first and second electric components is an electric suspension. The electric system of a bicycle according to claim 1 or 2, wherein at least one of the first and second electric components is a drive unit including a motor that assists the human driving force input to the crank.

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