JP5687383B1 - Portable wireless key - Google Patents

Abstract

Provided is a portable wireless key that has a basic function capable of changing the state of a vehicle by wireless communication and can give a great satisfaction to the owner by providing a complicated and unique shape. A circuit board capable of changing the state of a vehicle by performing wireless communication with a receiver mounted on the vehicle, and transmitting a wireless signal Sg for wireless communication. 6 and a main body case 2 that accommodates the circuit board 6 therein. The main body case 2 is divided into an upper case 4 and a lower case 3 as a plurality of case parts. Case 3 was formed of a modeled product using a three-dimensional modeling machine. [Selection] Figure 2

Description

  The present invention relates to a portable wireless key used in an electronic key system for a vehicle.

  In recent years, an electronic key system for locking and unlocking a door of a vehicle has been widely used, and such an electronic key system includes a portable wireless key carried by a user and a receiver mounted on the vehicle side, The receiver is configured to change the locking / unlocking state of the door when the receiver receives a wireless signal from the portable wireless key. Furthermore, among electronic key systems, the type in which the unlocking state is changed by the user operating a button provided on the portable wireless key, or the state in which the user holds the portable wireless key. Some are unlocked by approaching the vehicle, and some are locked by leaving the vehicle.

  Furthermore, some of the buttons that operate the portable wireless key can be used not only to lock and unlock the door, but also to change the state of the vehicle, such as opening and closing the trunk and turning the light on and off. .

  The portable wireless key as described above is mainly composed of a main body case, a circuit board held in the body case, and a battery, as shown in Patent Document 1 below. And since it is generally mass-produced as a vehicle accessory, the main body case is often manufactured by resin molding.

JP 2012-36668 A

  However, since the main body case is manufactured by resin molding, the main body case can only have a relatively simple shape. Therefore, the portable wireless key used in any vehicle has a substantially similar shape.

  In order to reduce the cost, it may be possible to promote the common use of portable wireless keys among different vehicle types, so that a large number of portable wireless keys having the same shape are used.

  Therefore, it is necessary to manage a plurality of portable wireless keys having the same or similar shape in a home that owns a plurality of vehicles, and it is difficult to determine which portable wireless key corresponds to which vehicle. There's a problem. In addition, owners who have a strong attachment to the vehicle want to feel the vehicle closer by placing the portable wireless key at hand even when they are far away from the vehicle. Because they are the same or similar to things, it is not possible to obtain great satisfaction that can be differentiated from others.

  An object of the present invention is to effectively solve such a problem. Specifically, the present invention has a basic function that can change the state of a vehicle from a position distant by wireless communication, and is complicated and unique. It is an object of the present invention to provide a portable wireless key that has a shape and can give a great satisfaction to the owner.

  In order to achieve this object, the present invention takes the following measures.

That is, the portable wireless key of the present invention is a portable wireless key that enables the vehicle state to be changed by performing wireless communication with a receiver mounted on the vehicle. A circuit board for transmitting a radio signal; and a main body case for housing the circuit board. The circuit board includes an operation switch, and a predetermined radio signal is generated by pressing the operation switch. The main body case has a three-dimensional shape that is substantially reduced in appearance of the vehicle, includes a pressing portion for pressing the operation switch at a position facing the operation switch, and a wheel. at least one wheel portion formed in imitation elastically supported, with a displacement-transmitting section for displacing toward the operation switch the pressing portion with the elastically supported displacement of the wheel unit And said that you are.

  Here, “substantially reduced” means not only reducing the size of the vehicle while keeping the shape of the vehicle, but also omitting the shape of the details or appearing outside to such an extent that the external features of the vehicle can be recognized. It also includes reducing the size while simplifying the bottom frame and the like without any gaps.

  With such a configuration, a receiver that is mounted on a vehicle by a radio signal transmitted from the circuit board is provided with a main body case having a three-dimensional shape that is substantially reduced in appearance of the vehicle, and the circuit board is incorporated therein. It has a basic function that can change the state of the vehicle, such as locking and unlocking of the vehicle, and makes it easy to determine which vehicle it is compatible with, while giving it a unique appearance according to the owner's preference It is possible to provide a portable wireless key provided with.

Further, the circuit board includes an operation switch, and is configured to generate a predetermined wireless signal by pressing the operation switch. The main body case is disposed at a position facing the operation switch. A pressing portion for pressing the switch, and elastically supporting at least one of the wheel portions formed by imitating a wheel, and the pressing portion according to the displacement of the elastically supported wheel portion It is possible to simplify the operation for emitting a radio signal while minimizing the influence on the external appearance by including a displacement transmitting unit that displaces the switch toward the operation switch.

In addition, in order to be able to perform more various vehicle operations on the premise of the configuration including the wheel portion described above, the circuit board includes the four operation switches. It is configured to emit different radio signals by pressing the switch, and the main body case includes the pressing portion at a position facing each operation switch, and elastically supports the four wheel portions, respectively. In addition, a displacement transmission portion is further provided corresponding to each wheel portion, and each pressing portion can be displaced toward the operation switch via the displacement transmission portion in accordance with the displacement of each wheel portion. Is preferred.

Further, it is preferable that the main body case is divided into a plurality of case parts including a case part corresponding to the body part of the vehicle and a case part corresponding to the frame and wheel part of the vehicle. .

  Moreover, in order to be able to manufacture it elaborately though it is simple, it is suitable to comprise so that at least one part case component which comprises the said main body case may be a molded article using a three-dimensional modeling machine. .

  Further, instead of the structure using the three-dimensional modeling machine, it is also preferable that at least a part of case parts constituting the main body case is a molded product using a mold.

  According to the present invention described above, a basic function that enables a state change such as locking / unlocking of the vehicle by communicating with a receiver mounted on the vehicle is provided, and the appearance is complicated and diverse. Therefore, it is possible to provide a portable wireless key that is easy to use and has a unique appearance according to the user's preference.

1 is a schematic diagram showing a schematic configuration of an electronic key system including a portable wireless key according to a first embodiment of the present invention. Explanatory drawing which shows the external appearance shape of the portable wireless key. The perspective view which shows the state which decomposed | disassembled the portable wireless key. Sectional drawing in the AA part of FIG. The perspective view which shows the example which decomposed | disassembled the general portable wireless key. The perspective view which shows the state which decomposed | disassembled the portable wireless key which concerns on 2nd Embodiment of this invention. Sectional drawing in the BB part of FIG.

  Embodiments of the present invention will be described below with reference to the drawings.

<First Embodiment>
FIG. 1 shows a schematic configuration of an electronic key system ES including a portable wireless key 1 according to the first embodiment. The electronic key system ES is mainly configured by a receiver 81 mounted on the vehicle 8 and the portable wireless key 1, and the receiver 81 receives a wireless signal Sg transmitted from the portable wireless key 1. Thus, a vehicle state such as a locked state of the vehicle 8 can be changed by a control unit (not shown) mounted on the vehicle 8.

  FIG. 2 shows a schematic shape of the portable wireless key 1. FIG. 2 (a) is a perspective view of the portable wireless key 1 as viewed from above, and FIG. 2 (b) is an upside down state. It is a perspective view which shows.

  The portable wireless key 1 has a three-dimensional shape substantially reduced from the vehicle 8 on which the receiver 81 is mounted. Specifically, the external shape of the vehicle 8 (see FIG. 1) is reduced and details are omitted. However, it is somewhat simplified. However, the ratio of the length of the nose with respect to the total length, the size of the driver's seat, the size of the window W, the height of the bonnet with respect to the total height, and the like is substantially the same as that of the vehicle 8, and The portable wireless key 1 has the same characteristics as the above.

  Here, in the present embodiment, assuming that the portable wireless key 1 is arranged in the same direction as the vehicle 8 with the wheels arranged on the lower side, the vertical, front-rear and left-right directions around the vehicle 8 are carried as they are. The specific configuration of the portable wireless key 1 will be described below using the expression of each direction defined as described above.

  The portable wireless key 1 is mainly composed of a resin main body case 2 and a circuit board 6 (see FIG. 3) accommodated therein, and the main body case 2 is further provided with a lower case 3 which is two case parts. And the upper case 4. The upper case 4 corresponds to the body portion of the vehicle 8 (see FIG. 1) and constitutes the upper surface side of the main body case 2, and has a three-dimensional shape that is substantially reduced from the external shape of the vehicle 8, and is formed thin. The internal space SP2 (see FIG. 3) is opened downward. The lower case 3 corresponds to the frame and the wheel portion of the vehicle 8 and constitutes the lower surface side of the main body case 2. Generally, the lower case 3 is simplified because the frame of the vehicle 8 hardly appears in appearance. It has become the structure which became. Specifically, the lower case 3 has a substantially rectangular parallelepiped box shape, and has a shape in which the wheel portions 31 formed by imitating the wheels are arranged at a total of four locations on two sides of each side. ing.

  A lower surface 3A of the lower case 3 constituting the lower surface of the portable wireless key 1 is formed in a flat shape, and a concave portion 32 that is substantially rectangular in bottom view and is recessed toward the inside is formed at the center. Yes. Further, the recess 32 is provided with four rectangular openings 33 arranged in the front, rear, left and right positions respectively facing operation switches 62 to 62 of the circuit board 6 (see FIG. 3) described later. Through these openings 33 to 33, rectangular push buttons 51 are provided so as to protrude from the inside. Each push button 51 (51a-51d) has a flat tip formed so as to remain inside the recess 32, and does not protrude downward beyond the lower surface 3A. Moreover, on the surface of each push button 51a-51d, the mark which shows the function is displayed by the print or the unevenness | corrugation according to the content which changes the state of the vehicle 8 (refer FIG. 1). Specifically, the push button 51a has a lock indicating mark, the push button 51b has an unlock mark, the push button 51c has a light-on mark, and the push button 51d has an unlocked trunk lid. Is displayed.

  FIG. 3 shows a part of the portable wireless key 1 in an exploded manner. This figure is shown upside down for ease of explanation. As described above, the upper case 4 has a shape in which the internal space SP2 (see FIG. 3) is opened downward (in the drawing, upward), and a lower portion formed in a box shape in the internal space SP2. When the case 3 is inserted, they are fixed to each other and integrated.

  The lower case 3 has a shape in which an internal space SP1 (see FIG. 4) is opened upward (downward in the drawing), and the upper case is accommodated with the circuit board 6 and the battery 7 accommodated therein. 4 is assembled and fixed. For this fixing, a structure in which a convex part and a concave part are provided in the upper case 4 and the lower case 3 and both are fitted or engaged, a structure fixed by screwing, or the like can be used as appropriate. Further, in order to hold the circuit board 6 and the battery 7 in a state of being housed inside, it is also preferable to appropriately provide positioning protrusions, ribs, and the like inside the lower case 3 and the upper case 4.

  As shown in FIG. 4, an elastic sheet 5 formed of an elastic material such as rubber is provided inside the lower case 3, and the above-described push buttons 51 to 51 (see FIG. 3) are provided on the elastic sheet 5. ), And the push buttons 51 to 51 protrude from the openings 33. The elastic sheet 5 is held inside the lower case 3 by a hooking structure with unevenness (not shown).

  Returning to FIG. 3, the circuit board 6 is configured by forming an electric circuit pattern on the board 61 and mounting electronic components, and includes four operation switches 62. A contact (not shown) with the battery 7 is provided on the surface opposite to the operation switches 62 to 62, and electric power is supplied from the battery 7 through the contact. When the operation switches 62 to 62 are pressed, different predetermined radio signals Sg (see FIG. 1) are transmitted from the circuit board 6.

  As shown in FIG. 4, the push button 51 described above is provided at a position corresponding to each of the operation switches 62 like the opening 33, and is provided integrally with the back surface of the push button 51 and protrudes in a trapezoidal shape. The pressing portion 52 is opposed to the operation switch 62. In this way, by pressing the push button 51 from below (from the top in the figure), the operation switch 62 can be pressed via the pressing portion 52 that forms the back surface of the push button 51. . The push buttons 51a to 51d (see FIG. 2) are all configured in the same manner, and by pressing each of them, different operation switches 62 to 62 can be pressed, and different radio signals Sg are transmitted from the circuit board 6. Thus, it is possible to cause the vehicle 8 (see FIG. 1) to change the state of the contents displayed on the surfaces of the push buttons 51a to 51d. By doing so, the push buttons 51a to 51d are assigned different functions for changing the state of the vehicle 8.

  The circuit board 6 can be the same as the portable wireless key 9 supplied as an accessory of the vehicle 8 (see FIG. 1) as shown in FIG. 5 as an example. In general, the portable wireless key 9 is assembled so as to accommodate the circuit board 6 and the battery 7 between the two case components 91 and 92. The portable wireless key 9 shown in this example is also provided with push buttons 93 to 93 at positions corresponding to the operation switches 62 to 62, respectively. By pressing the push buttons 93 to 93, the operation switches 62 to 93 are provided. The radio signal Sg (see FIG. 1) can be transmitted from the circuit board 6 by pressing 62.

  Therefore, the portable wireless key 1 in the present embodiment shown in FIGS. 1 to 3 is mass-produced as a general portable wireless key 9 (see FIG. 5), and is a circuit board 6 accommodated therein. It is also possible to configure by simply using the upper case 4 and the lower case 3 differently. Furthermore, not only the circuit board 6 but also the elastic sheet 5 and the battery 7 can be used.

  Here, the upper case 4 and the lower case 3 constituting the main body case 2 of the portable wireless key 1 in the present embodiment are both a modeled product that is modeled using a three-dimensional modeling machine generally called a 3D printer. Has been. As a three-dimensional modeling machine, a generally known method can be used as appropriate. For example, an optical modeling method in which a liquid resin is cured by ultraviolet rays or the like, a hot melt lamination in which a thermoplastic resin is melted and laminated Various types can be used, such as a powder sintering method that sinters material powder with a laser beam, etc., or a powder fixing method that fixes a material powder by adding a binder by an ink jet method. It is. In particular, if a three-dimensional modeling machine capable of manufacturing a color modeled object is used, it is possible to manufacture a main body case 2 that is similar to not only the shape of the vehicle 8 but also the color.

  Thus, since the main body case 2 is a modeled product using a three-dimensional modeling machine, the external shape of the vehicle 8 is substantially reduced in a short time by replacing the data of the modeled product according to the vehicle 8. The main body case 2 can be manufactured. Moreover, even when the shape and dimensions of the circuit board 6 accommodated in the main body case 2 are different, the main body case 2 that can appropriately accommodate the circuit board 6 can be easily obtained by simply replacing the data of the shaped product accordingly. Can be produced. Therefore, the portable wireless key 1 having a shape in which the vehicle 8 is substantially reduced can be obtained on the basis of the portable wireless key 9 (see FIG. 5) as an accessory by the owner who has acquired the vehicle 8. Furthermore, not only the attached portable wireless key 9, but also a portable wireless key 9 of a different shape purchased as a spare part, a portable wireless key 9 generally sold as a general-purpose product, or the like is used. The portable wireless key 1 having a shape in which the vehicle 8 is substantially reduced can be obtained.

  The portable wireless key 1 configured as described above can be decorated as a miniature model of the vehicle 8 because it has a substantially reduced three-dimensional shape of the vehicle 8 on which the corresponding receiver 81 is mounted. Since the push buttons 51a to 51d for use in the operation of the vehicle 8 are provided on the lower surface 3A side, the push buttons 51a to 51d do not stand out normally and do not affect the appearance. Furthermore, the operation switches 62 to 62 are pressed by pressing the push buttons 51 a to 51 d, and the radio signals Sg corresponding to the push buttons 51 a to 51 d are transmitted from the circuit board 6, and are transmitted via the receiver 81. By receiving the radio signal Sg, the vehicle 8 changes the state such as locking, unlocking, lighting / extinguishing of lights, unlocking of the trunk lid, and the like.

  In addition, by forming the lower case 3 with the three-dimensional modeling machine as described above, the opening 33 can be appropriately formed at a position corresponding to the operation switch 62 of the circuit board 6. The position of the operation switch 62 can be easily matched, and good operability can be obtained.

  As described above, the portable wireless key 1 according to the present embodiment enables wireless communication with the receiver 81 mounted on the vehicle 8 to change the state of the vehicle 8. A circuit board 6 that transmits a radio signal Sg for communication and a main body case 2 that accommodates the circuit board 6 are provided, and the main body case 2 has a three-dimensional shape that is substantially reduced in appearance from the vehicle 8. It is comprised as follows.

  Since the circuit board 6 is incorporated in the main body case 2 having a three-dimensional shape that is substantially reduced in size, the vehicle 8 is transmitted by the radio signal Sg transmitted from the circuit board 6. The portable wireless key 1 is provided with a basic function that communicates with a receiver 81 mounted on the mobile phone 8 and enables a state change such as locking / unlocking of the vehicle 8 and a unique appearance according to the owner's preference. It is possible to provide. In particular, a person who has a strong attachment to the vehicle 8 can feel the vehicle 8 close by simply placing the portable wireless key 1 at hand and obtain great satisfaction.

  The main body case 2 is divided into an upper case 4 and a lower case 3 as a plurality of case parts, and the upper case 4 and the lower case 3 are shaped articles using a three-dimensional modeling machine. Since it is comprised, the main body case 2 can be manufactured more elaborately while being simple, and a greater satisfaction can be given to the owner.

  Furthermore, the circuit board 6 includes an operation switch 62, and is configured to generate a predetermined radio signal Sg by pressing the operation switch 62. The main body case 2 is provided with a push button 51 on the lower surface 3A side. Since the operation switch 62 can be pressed by pressing the push button 51 via the pressing portion 52 on the back surface of the push button 51, the push button 51 provided on the main body case 2 side is pressed. Thus, the operation switch 62 provided on the circuit board 6 can be pressed to transmit a radio signal Sg from the circuit board 6, and the push button 62 is provided on the lower surface 3 </ b> A side of the main body case 2. Therefore, the influence of the push button 62 on the appearance of the portable wireless key 1 can be reduced, and the owner can be more satisfied.

  In addition, the lower case 3, which is a case component constituting the lower surface 3 </ b> A side of the main body case 2, is formed by a three-dimensional modeling machine so as to have an opening 33 at a position facing the operation switch 62. Since the push button 51 is provided so as to protrude through the opening 33, it is only necessary to change the modeling data appropriately according to the circuit board 6 accommodated therein, and is appropriate regardless of the shape and dimensions of the circuit board 6 Thus, the operation switch 62 can be pressed, and good operability for transmitting the radio signal Sg can be obtained.

Second Embodiment
FIG. 6 is an exploded view of the portable wireless key 101 according to the second embodiment, upside down. The circuit board 6, the battery 7, and the upper case 4 shown in the figure are the same as those in the first embodiment, and only the lower case 103 is different. In addition, the elastic sheet 5 (FIG. 4) demonstrated in 1st Embodiment is not provided in this embodiment. In addition, in this embodiment, the same code | symbol is attached | subjected to the same part as 1st Embodiment, and description is abbreviate | omitted.

  In this embodiment, the lower case 103 that constitutes the main body case 102 together with the upper case 4 as a case component is formed into a substantially rectangular parallelepiped box shape like the lower case 3 (see FIG. 3) in the first embodiment. The wheel portion 31 formed to imitate the wheel has a shape arranged at four locations. Furthermore, it is also common to the first embodiment in that the internal space SP1 (see FIG. 4) is open upward (downward in the drawing).

  Further, the lower case 103 is formed with a plurality of slits 133a communicating with the lower surface 103A up to the internal space SP1 (see FIG. 4). The slits 133a are provided in pairs so as to correspond to the respective wheel portions 31, and extend in the front-rear direction in parallel from the substantially central position of the lower surface 103A. And is bent continuously toward the side surface 103B. The two slits 133a and 133a reaching the side surface 103B further extend upward (downward in the drawing), and slightly above the position where the wheel portion 31 is attached (downward in the drawing). It is formed so as to be continuous with a wide slit-shaped opening 133b. A plate-like portion 133 having a substantially L shape in a bottom view surrounded by the slits 133a and 133a and the opening 133b is continuous with the main body 132 at the proximal end 134 near the center of the lower surface 103A, and at the distal end 135. The wheel portion 31 is attached. As shown in FIG. 7, an arc-shaped escape portion 134 a is formed inside the base end 134 of the L-shaped portion 133, and the tip 135 of the plate-like portion 133 starts in the vertical direction starting from the base end 134. Displaceable. That is, it can be said that the plate-like portion 133 and the wheel portion 31 supported by the plate-like portion 133 are elastically supported in the vertical direction by the cross-sectional shape around the base end 134 and the elastic characteristics of the resin material.

  In addition, a pressing portion 136 that protrudes inward, that is, toward the internal space SP1, is formed at a position slightly closer to the distal end than the base end 134. The pressing portions 136 are respectively provided on plate-like portions 133 to 133 (see FIG. 6) provided at four locations, and each pressing portion 136 is opposed to the operation switch 62 provided on the circuit board 6. It has become. Therefore, by displacing each wheel portion 31 so as to push upward, that is, toward the inner space Sp1, the plate-like portion 133 is displaced so as to rotate around the base end 134, and accordingly, the pressing portion 136 is displaced toward the operation switch 62 and can be pressed. Thus, the plate-like part 133 functions as a displacement transmission part that transmits the displacement of the wheel part 31 and displaces the pressing part 136. As in the first embodiment, a mark indicating a function is displayed by printing or unevenness at a position near the tip 135 of each plate-like part 133, and by pressing each wheel part 31, a different radio signal Sg is sent. It is possible to cause the vehicle 8 to change the state according to the function that is transmitted and displayed.

  The lower case 103 is a modeled product using a three-dimensional modeling machine together with the upper case 4, and appropriately stores and holds these by changing the modeling data according to the shape and dimensions of the circuit board 6. It is possible to do.

  By configuring as described above, it is possible to change the state of the vehicle 8 by pushing the wheel portion 31 upward, so that a special operation is performed to operate the vehicle 8 (see FIG. 1). Without providing an operation button, the appearance of the entire portable wireless key 101 is hardly affected. Therefore, the shape of the portable wireless key 101 can be made closer to the vehicle 8 and a suitable appearance can be obtained.

  Even in the case of the configuration as described above, it is possible to obtain an effect according to the first embodiment described above.

  Furthermore, the portable wireless key 101 in the present embodiment is configured such that the circuit board 6 includes an operation switch 62, and a predetermined wireless signal Sg is generated by pressing the operation switch 62. 102 includes a pressing portion 136 for pressing the operation switch 62 at a position facing the operation switch 62, and elastically supports the wheel portion 31 formed by imitating a wheel. Since the plate portion 133 as the displacement transmitting portion 133 that displaces the pressing portion 136 toward the operation switch 62 with the displacement of the supported wheel portion 31 is provided, an external force is applied to the wheel portion 31. To the operation switch 62 via the displacement transmission unit 133, the radio signal S is transmitted from the circuit board 6 by pressing the displacement unit 136 toward the operation switch 62. Can be transmitted, and the wheel unit 31 has a function as an operation button for transmitting the wireless signal Sg, so that the influence on the appearance of the portable wireless key 101 can be reduced. And the owner can be more satisfied.

  In addition, the circuit board 6 includes four operation switches 62, and is configured to generate different radio signals Sg by pressing each operation switch 62. Each of the pressing portions 136 is provided at a position facing the switch 62 and elastically supports the four wheel portions 31 to 31, and further includes a displacement transmission portion 133 corresponding to each wheel portion 31. Since each pressing portion 136 can be displaced toward the operation switch 62 via the displacement transmitting portion 133 in accordance with the displacement of the portion 31, the four wheel portions 31 to 31 are each used for four operations. By displacing each wheel portion 31 in correspondence with the switches 62 to 62, the pressing portion 136 is displaced toward the operation switch 62 via the displacement transmitting portion 133, which are different from each other. It is possible to transmit a radio signal Sg, allocating different functions to each of the four wheels portions 31-31, it is possible to further improve the usability.

  Furthermore, since the pressing portion 136 is configured to be molded integrally with the lower case 103 which is one of the case parts by a three-dimensional modeling machine at a position facing the operation switch 62, a circuit accommodated therein. It is possible to appropriately press the operation switch 62 regardless of the shape and dimensions of the circuit board 6 by changing the modeling data as appropriate in accordance with the board 6, and to obtain good operability for transmitting the radio signal Sg. Is possible.

  The specific configuration of each unit is not limited to the above-described embodiment.

  For example, in the above-described embodiment, the main body case 2 (102) is divided into the upper case 4 and the lower case 3 (103). However, as long as the circuit board 6 can be accommodated inside and assembled. Further, it is possible to adopt a configuration in which the case parts are divided into upper, middle, and lower case parts, or a structure in which the case parts are further divided. In addition, it is possible to use a combination of parts made of different materials such as fitting glass into the window W, and it is also possible to finish by painting. You may comprise so that the wheel part 31 may be rotatably supported with respect to the lower case 3 using a metal shaft.

  In the above-described embodiment, both the upper case 4 and the lower case 3 (103) as case parts constituting the main body case 2 (102) are formed products using a 3D modeling machine. Or it is good also as a molded article which uses a metal mold | die for both. Specifically, a method such as molding with an ABS resin or aluminum die casting can be suitably used. Even in such a case, the same effect can be obtained. That is, even when the main body case 2 (102) is divided into a plurality of case parts 4 and 3 (103) and at least a part of the case parts is a molded product using a mold, The effect according to can be acquired.

  In the first embodiment described above, the push button 51 is arranged at the center of the lower surface 3A of the lower case 3. However, the push button 51 can be provided on the upper case 4 side as well. . Furthermore, the number of push buttons 51 can be changed as appropriate.

  In the second embodiment described above, the wheel portion 31 is connected to the main body 132 of the lower case 103 via the base end 134 of the plate-like portion 133 serving as the displacement transmitting portion, and the cross-sectional shape and resin around the base end 134 Although the structure is elastically supported by the elastic properties of the material, the wheel portion 31 and the main body portion 132 may be divided and connected by a leaf spring or the like. Even in such a case, the wheel portion 31 can be elastically supported and displaced by an external force, and can be returned to the original position by removing the external force.

  Furthermore, in the above-described second embodiment, the pressing portion 136 is provided in the vicinity of the base end 134 of the plate-like portion 133, and the pressing portion 136 is displaced by operating the wheel portion 31 provided at the distal end 135 of the plate-like portion 133. However, the structure may be changed to various structures such as a structure in which the pressing portion 136 is provided on the upper case 4 side and the pressing portion 136 is displaced by the operation of the wheel portion 31. In addition, it is not necessary that all the wheel portions 31 correspond to the operation switch 62, and only a part of the wheel portions 31 to 31 can be used for the operation.

  Further, in the above-described embodiment, only the example in which the wireless signal Sg is transmitted from the portable wireless key 1 (101) and the receiver 81 of the vehicle 8 receives the signal is described. You may comprise. For example, the radio signal Sg from the portable radio key 1 may be configured such that the vehicle 8 changes the state and issues an answerback signal, and the circuit board 6 receives this and notifies the owner. Is possible. Further, when the vehicle 8 is equipped with an abnormality detection device for the purpose of preventing theft or the like, an abnormality signal is transmitted from the abnormality detection device when the abnormality is detected, and this is received by the portable wireless key 1 (101). It is also possible to adopt a configuration that informs the owner.

  In the above-described embodiment, the radio signal Sg is transmitted to the vehicle 8 by operating the push buttons 51 to 51 of the portable radio key 1 and the wheel units 31 to 31. However, it is also possible to perform a wireless communication with each other and change the state of the vehicle 8 only by approaching the vehicle 8 without performing such an operation.

  Other configurations can be variously modified without departing from the spirit of the present invention.

DESCRIPTION OF SYMBOLS 1,101 ... Portable wireless key 2,102 ... Main body case 3,103 ... Lower case (case part)
3A ... lower surface (lower case) 4 ... upper case (case parts)
DESCRIPTION OF SYMBOLS 6 ... Circuit board 8 ... Vehicle 31 ... Wheel part 33 ... Opening 51, 51a-51d ... Push button 52 ... Pressing part (back surface)
62 ... Switch for operation 81 ... Receiver 133 ... Plate-like part (displacement transmission part)
136 ... Pressing part Sg ... Radio signal

Claims (5)

A portable wireless key that enables a vehicle state change by performing wireless communication with a receiver mounted on the vehicle,
A circuit board for transmitting a radio signal for the wireless communication, and a main body case for accommodating the circuit board therein,
The circuit board includes an operation switch, and is configured to emit a predetermined radio signal by pressing the operation switch.
The main body case has a three-dimensional shape that is substantially reduced in appearance of the vehicle, includes a pressing portion for pressing the operation switch at a position facing the operation switch, and is formed to simulate a wheel. And a displacement transmitting portion that elastically supports at least one of the wheel portions and displaces the pressing portion toward the operation switch in accordance with the displacement of the elastically supported wheel portion. Portable wireless key to play. The circuit board includes four operation switches, and is configured to emit different radio signals by pressing each operation switch.
The main body case includes the pressing portions at positions facing the operation switches, elastically supports the four wheel portions, and further includes a displacement transmission portion corresponding to the wheel portions, 2. The portable wireless key according to claim 1 , wherein each of the pressing portions can be displaced toward the operation switch via a displacement transmitting portion in accordance with the displacement of each wheel portion. The main body case is divided into a plurality of case parts including a case part corresponding to a body part of the vehicle and a case part corresponding to a frame and a wheel part of the vehicle. The portable wireless key according to claim 1 or 2 . The portable wireless key according to any one of claims 1 to 3 , wherein at least a part of case parts constituting the main body case is a modeled product using a three-dimensional modeling machine. The portable wireless key according to any one of claims 1 to 3 , wherein at least a part of case parts constituting the main body case is a molded product using a mold.

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