JP5185246B2 - Sheet device - Google Patents

Description

  The present invention relates to a seat device that can rotate between a seating posture in which a seat cushion is moved in a substantially horizontal seating position and a seating posture (a jumping posture).

In some seat devices, a front leg extends downward from the front portion of the seat cushion, and a lower end of the front leg is rotatably connected to a floor via a support shaft (rotating shaft).
The rotating shaft is attached to the floor via a support bracket.
According to this seat device, after the seat back is overlaid on the seat cushion, the seat cushion and the seat back are swung forward (bounced up) about the rotation axis, and the seat cushion and the seat back are used as a footrest. It can be stored (see, for example, Patent Document 1).

Japanese Utility Model Publication No. 5-26607

Here, when the seat device is held in the sitting posture, it is necessary to support the weight of the seat device and the weight of the occupant (sitting person) seated on the seat cushion with the rotation shaft and the support bracket.
Therefore, it is necessary to increase the rigidity of the rotating shaft and the support bracket.
For this reason, it is difficult to keep the rotating shaft and the support bracket compact, which hinders the increase in design freedom.

  It is an object of the present invention to provide a seat device that can suppress a rotating shaft or the like to which a front leg is connected in a compact manner.

  According to a first aspect of the present invention, in a seat device in which the seat cushion is rotatable between a substantially horizontal seating posture and a storage posture moved forward of the seating posture, an upper end is connected to a front portion of the seat cushion. A front leg having a vertical leg extending in a substantially vertical direction and a horizontal part extending substantially horizontally forward from a lower end of the vertical leg, and rotatably supporting the front of the horizontal part; The rotary shaft is connected to the member and extends in the seat width direction, and the lower end of the vertical leg portion of the front leg is supported on the floor in the seating posture.

  According to a second aspect of the present invention, the lower end of the vertical leg is supported by the floor by interposing an elastic member between the lower end of the vertical leg of the front leg and the floor in the sitting posture.

  According to a third aspect of the present invention, the first sheet body and the second sheet body are provided side by side in the seat width direction, and the first sheet body is moved between a seating posture and a storage posture in front of the seating posture. 1. A seat device comprising: a first movement mechanism; and a second movement mechanism that moves the second sheet body between a seating posture and a storage posture in front of the seating posture. And a fixed rail supported on the floor supporting the second sheet body and extending in the seat width direction, a first slider slidably connected to the fixed rail and supporting the first moving mechanism, A second slider that is slidably connected to a fixed rail and supports the second moving mechanism, and has a first upper end that is connected to a front portion of the first sheet body and extends in a substantially vertical direction. The vertical leg portion of the first vertical leg portion and substantially the water from the lower end of the first vertical leg portion to the front. A first front leg having a first horizontal portion extending in front and having a front portion rotatably connected to the first slider; and an upper end connected to the front portion of the second sheet body so as to be substantially vertical. A second vertical leg portion extending in a direction, a second horizontal portion extending substantially horizontally forward from a lower end of the second vertical leg portion, and a front portion rotatably connected to the second slider; A lower front end of the first vertical leg portion supported by the floor in the seating posture of the first seat body, and the second seat leg of the second seat body in the seating posture of the second seat body. The lower end of 2 vertical leg parts is supported by the said floor.

In the invention which concerns on Claim 1, the horizontal part was extended ahead from the lower end of the vertical leg part, and the front part of the horizontal part was supported rotatably by the rotating shaft.
Then, the lower end of the vertical leg is supported on the floor in the sitting posture.
In this way, by supporting the lower end of the vertical leg on the floor, the weight of the seat device and the weight of the occupant (occupant) seated on the seat cushion can be supported by the lower end of the vertical leg behind the rotation axis. it can.

Therefore, it is possible to prevent the weight of the seat device and the weight of the seated person from being transmitted to the rotation shaft.
As a result, it is not necessary to support the weight of the seat device and the weight of the seated person with the rotation shaft, and the rotation shaft can be kept compact.
In addition, the degree of freedom in design can be increased by downsizing the rotating shaft.

In the invention according to claim 2, the elastic member is interposed (provided) between the lower end of the vertical leg portion and the floor in the sitting posture.
Thereby, the weight of the seat device and the weight of the seated person can be absorbed by the elastic member, and the weight of the seat device and the weight of the seated person can be more favorably (reliably surely at the lower end of the vertical leg portion behind the rotation shaft). ) Can support.

In the invention according to claim 3, the first sheet body and the second sheet body are provided side by side in the sheet width direction.
And the 1st horizontal part was extended ahead from the lower end of the 1st vertical leg part provided in the 1st sheet | seat body, and the front part of the 1st horizontal part was connected with the 1st slider rotatably.
Furthermore, the lower end of the first vertical leg portion is supported on the floor in the sitting posture.
In this way, by supporting the lower end of the first vertical leg portion on the floor, the weight of the first seat body and the weight of the seated person seated on the seat cushion are rearward of the rotation axis of the first moving mechanism. Can be supported at the lower end of the first vertical leg.

Accordingly, it is possible to prevent the first weight of the first sheet body and the weight of the seated person from being transmitted to the first slider.
Thereby, it is not necessary to support the weight of the first seat body and the weight of the seated person with the first slider, and the first slider can be kept compact.
In addition, the degree of freedom in design can be increased by downsizing the first slider.

The members supporting the second sheet body and the second sheet body are members symmetrical to the members supporting the first sheet body and the first sheet body, and detailed description thereof is omitted, but the first sheet is omitted. Effects similar to those of the members supporting the body and the first sheet body are obtained.
That is, according to each member that supports the second seat body or the second seat body, the weight of the second seat body or the weight of the seated person seated on the seat cushion is set to be smaller than the rotation axis of the second moving mechanism. It can be supported at the lower end of the rear second vertical leg.
In addition, the degree of freedom in design can be increased by downsizing the second slider.

Further, according to the first sheet body, the first vertical leg portion can be disposed behind the first slider by rotatably connecting the front portion of the first horizontal portion to the first slider.
Therefore, the second slider interferes with the first vertical leg when moving the second sheet disposed in the storage position (the jumping position) along the fixed rail to the front of the first sheet. Can be prevented.
By preventing the second slider from interfering, the degree of freedom in determining the shape of the first vertical leg can be increased.
Thereby, the shape of the first vertical leg portion can be determined so that the weight of the first sheet body and the weight of the seated person can be favorably supported.

As described above, the members supporting the second sheet body and the second sheet body are members symmetrical with the members supporting the first sheet body and the first sheet body, and detailed description thereof is omitted. The same effects as those of the first sheet body and the members supporting the first sheet body are obtained.
That is, according to each member that supports the second sheet body or the second sheet body, the second vertical leg portion is configured by rotatably connecting the front portion of the second horizontal portion to the second slider. It can arrange | position behind a 2nd slider.
Thereby, the shape of the second vertical leg portion can be determined so that the weight of the second seat body and the weight of the seated person can be favorably supported.

It is a perspective view showing a vehicle provided with a seat device concerning the present invention. It is a perspective view which shows the sheet | seat apparatus of FIG. It is a perspective view which shows the state which removed the cover from the slider of FIG. It is a perspective view which shows the state which looked at the sheet | seat apparatus which concerns on this invention from back lower back. FIG. 5 is a perspective view showing a state in which the left second seat of FIG. 4 is jumped up. FIG. 6 is a view taken along arrow 6 in FIG. 3. FIG. 7 is a sectional view taken along line 7a-7a in FIG. 3. FIG. 8 is a sectional view taken along line 8-8 in FIG. 3. FIG. 9 is an enlarged view of 9 parts in FIG. 3. It is a side view which shows the state which flipped up the left second sheet | seat which concerns on this invention. FIG. 8 is a side view showing a state where the left second seat of FIG. It is a side view explaining the reason which has arrange | positioned the front vertical leg part which concerns on this invention back from the slider. It is a perspective view explaining the example which flips up the left second seat concerning the present invention. It is a side view explaining the example which supports the left second sheet | seat which concerns on this invention in a storage attitude | position. It is a perspective view explaining the example which moves to the right foot space in the state which hold | maintained the left second seat which concerns on this invention in the accommodation attitude | position. It is a top view which shows the example which mounted the bicycle in the luggage space which concerns on this invention.

  The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. Note that “front”, “rear”, “left”, and “right” indicate the direction viewed from the driver, the front side is Fr, the rear side is Rr, the left side is L, and the right side is R.

The sheet apparatus 15 according to the embodiment will be described.
As shown in FIG. 1, a vehicle 10 includes a driver seat 12 provided on a vehicle body floor (floor) 11, a passenger seat 13 provided adjacent to the driver seat 12 in the vehicle body width direction, a driver seat 12, and A seat device 15 provided behind the passenger seat 13 in the vehicle body is provided.

The driver seat 12 is supported on the vehicle body floor 11 via an inner and outer slide rail 21 so as to be slidable in the longitudinal direction of the vehicle body.
As with the driver seat 12, the passenger seat 13 is supported on the vehicle body floor 11 via an inner and outer slide rail 22 so as to be slidable in the longitudinal direction of the vehicle body.

  The seat device 15 includes a left second seat (first seat body) 16 provided behind the passenger seat 13 in the vehicle body and a right second seat (second seat body) 17 provided behind the driver seat 12 in the vehicle body. And.

The left second seat 16 and the right second seat 17 are provided side by side in the vehicle body width direction (seat width direction).
A left foot space 18 is formed in front of the left second seat 16 (that is, between the left second seat 16 and the passenger seat 13).
A right foot space 19 (see FIG. 2) is formed in front of the right second seat 17 (that is, between the right second seat 17 and the driver seat 12).

  The vehicle 10 has slide doors 23 (see FIG. 16) that can be opened and closed in the front-rear direction of the vehicle body with respect to the side openings (openings on the side of the vehicle body) of the left and right second seats 16 and 17. Is provided. The sliding door 23 is opened to the rear of the vehicle body, an opening on the side of the vehicle body is opened, and the left and right second seats 16 and 17 can be boarded and alighted from this opening.

  A cargo compartment 24 (see FIG. 16) is provided behind the left second seat 16 and the right second seat 17, and a tailgate 28 that is openable and closable with respect to an opening at the rear of the cargo compartment 24 (an opening at the rear of the vehicle body). (See FIG. 16). The tailgate 28 is opened to open an opening at the rear of the vehicle body, and a load can be loaded into the luggage compartment 24 from the opening.

  As shown in FIGS. 2 and 3, the seat device 15 includes a left leg mechanism 25 that supports the left second seat 16, a left support mechanism 26 that supports the left second seat 16 movably in the vehicle body width direction, A left lock / non-lock mechanism 27 that can hold the second seat 16 at a predetermined position in the vehicle body width direction, a right leg mechanism 31 that supports the right second seat 17, and a right that supports the right second seat 17 so as to be movable in the vehicle width direction. A support mechanism 32, a right lock / unlock mechanism 33 capable of holding the right second seat 17 in a predetermined position in the vehicle body width direction, and a left and right leg mechanism 25, 31 that guides the vehicle body width direction (seat width direction). Rail 35.

The left slider 48 of the left leg mechanism 25 is disposed on the left side (outside the vehicle width direction) with respect to the left second seat 16 with respect to the center in the vehicle width direction.
Further, the right slider 86 of the right leg mechanism 31 is disposed on the right side (outside the vehicle width direction) with respect to the right second seat 17 with respect to the center in the vehicle width direction.

  The right leg mechanism 31, the right support mechanism 32, and the right lock / non-lock mechanism 33 are symmetrical to the left leg mechanism 25, the left support mechanism 26, and the left lock / non-lock mechanism 27, and the right Detailed description of each mechanism 31, 32, 33 is omitted.

The left second seat 16 includes a left seat cushion (seat cushion) 41 on which an occupant (seat) sits, a left seat back 42 that can be tilted in the vehicle longitudinal direction at the rear of the left seat cushion 41, and an upper portion of the left seat back 42. And a left slide rail 44 (see FIG. 4) inside and outside provided at the lower portion of the left seat cushion 41.
The right second seat 17 is a symmetric member with the left second seat 16 and will not be described in detail.

  As shown in FIGS. 4 and 5, the left leg mechanism 25 includes a left front leg (first front leg, front leg) 45 provided at a front portion of the inner and outer left slide rails 44, and an inner and outer left slide rail 44. The left rear leg 46 provided at the rear, the left movement mechanism (first movement mechanism) 47 that moves the left second seat 16 between the sitting posture and the storage posture (the jumping posture), and the left movement mechanism 47 are supported. And a left slider (first slider, floor-side member) 48 slidably connected to the fixed rail 35.

  The left front leg 45 includes an inner left front vertical leg portion (first vertical leg portion, vertical leg portion) 51 having an upper end 51a connected to the front portion of the inner left slide rail 44 and extending substantially vertically downward, and an outer left slide rail. 44, an outer left front vertical leg (first vertical leg, vertical leg) 52, an inner left front vertical leg 51, and an outer left front vertical leg 52 that have an upper end 52a coupled to the front part 44 and extend substantially vertically downward. Left front leg portion (horizontal leg portion) 53 spanned between the respective lower ends 51b, 52b of the left and right sides, and inner and outer horizontal portions (first horizontal portion, horizontal portion) 54 extending substantially horizontally forward from the left front lateral leg portion 53. , 55 (see also FIG. 7) and inner and outer support members (elastic members) 56, 57 provided on the left front leg portion 53.

The left front horizontal leg portion 53 is a substantially horizontal bar-like member that spans the lower ends 51b, 52b of the inner left front vertical leg portion 51 and the outer left front vertical leg portion 52.
The inner and outer horizontal portions 54 and 55 are members that extend substantially horizontally forward from the lower ends 51 b and 52 b of the inner and outer left front vertical leg portions 51 and 52 through the left front horizontal leg portion 53.

  Specifically, as shown in FIG. 6 and FIG. 7A, the outer horizontal portion 55 is substantially horizontal by a distance L1 forward from the lower end 52b of the outer left front vertical leg portion 52 through the left front horizontal leg portion 53. The front portion 55a is rotatably connected to the outer portion 48b of the left slider 48 via an outer rotating shaft (rotating shaft) 62.

Further, as shown in FIG. 7B, the inner horizontal portion 54 is inserted from the lower end 51b of the inner left front vertical leg portion 51 via the left front horizontal leg portion 53, like the outer horizontal portion 55 shown in FIG. The front portion 54a is connected to the inner portion 48a (see FIG. 9) of the left slider 48 via an inner rotation shaft (rotation shaft) 61 so as to be rotatable.
The inner and outer rotary shafts 61 and 62 are members that rotatably support the front portion 41 b of the left seat cushion 41 via the left front leg 45.

As shown in FIGS. 7A and 7B, an inner horizontal portion 54 is provided from the lower end 51 b of the inner left front vertical leg portion 51 via the left front horizontal leg portion 53, and from the lower end 52 b of the outer left front vertical leg portion 52. An outer horizontal portion 55 is provided via the left front horizontal leg portion 53.
That is, the inner and outer horizontal portions 54, 55 extend substantially horizontally forward from the lower end 51 b of the inner left front vertical leg portion 51 and the lower end 52 b of the outer left front vertical leg portion 52 toward the left slider 48.
Thereby, the inner and outer left front vertical legs 51 and 52 can be arranged behind the left slider 48 by a distance L2 (see FIG. 7A).

As shown in FIGS. 6 and 8, the left rear leg 46 is provided on the inner left rear leg 64 having an upper end 64 a rotatably connected to the rear part of the inner left slide rail 44 and the rear part of the outer left slide rail 44. And an outer left rear leg 65 (see also FIGS. 4 and 5).
The lower left 64b of the inner left rear leg 64 is formed to be detachable from the left inner striker 67 (see also FIG. 3).
The outer left rear leg 65 has a lower end 65a that is detachably attached to the left outer striker 68 (see also FIG. 3).

In conjunction with the operation of the reclining lever that tilts the left seat back 42 toward the left seat cushion 41, the lock claws (not shown) at the lower ends 64b and 65b are released from the inner striker 67 and the left outer striker 68, respectively. .
Therefore, the lower end 64 b of the inner left rear leg 64 can be detached from the left inner striker 67, and the lower end 65 b of the outer left rear leg 65 can be detached from the left outer striker 68.

  As shown in FIGS. 6 and 7, the left moving mechanism 47 includes an inner rotating shaft 61 that rotatably connects the front portion 54 a of the inner horizontal portion 54 to the inner portion 48 a (see FIG. 9) of the left slider 48. The outer rotation shaft 62 that rotatably connects the front portion 55a of the outer horizontal portion 55 to the outer portion 48b of the left slider 48 and the left second seat 16 can be smoothly moved (moved between the seating posture and the storage posture). And a left damper 71.

The inner and outer rotary shafts 61 and 62 are connected to the left slider (floor side member) 48 and extend (arranged) in the vehicle body width direction as shown in FIG.
By swinging (swinging) the left front leg 45 about the inner and outer rotary shafts 61 and 62, the left second seat 16 is moved (swinged) between the seating posture and the storage posture (see FIGS. 5 and 10). Can be made.

The left damper 71 is a member that is connected to the outer mounting bracket 73 and the outer support bracket 75, and that alleviates an impact that occurs when the left second seat 16 is moved between the seating posture and the storage posture.
Therefore, the left second seat 16 can be smoothly moved between the sitting posture and the storage posture.
The outer mounting bracket 73 is provided at the front outer corner portion (specifically, the front portion of the outer left slide rail 44) of the rear surface 41a of the left seat cushion 41.
The outer support bracket 75 is provided on the outer portion 48b (see FIG. 7A) of the left slider 48.

The sitting posture refers to a posture in which the left seat cushion 41 is disposed substantially horizontally so that a seated person can sit on the left seat cushion 41 of the left second seat 16.
The stowing posture means that the left seat back 42 is tilted forward to the left seat cushion 41 of the left second seat 16 and superimposed on the left seat cushion 41, and the overlapped left seat cushion 41 and left seat back 42 are moved forward by approximately 90. This refers to a jumping posture (see FIG. 10) that is raised (swinged).

In the sitting posture, inner and outer support members 56 and 57 are interposed (provided) between the left front leg 53 and the vehicle body floor 11.
Here, as shown in FIG. 5, the left front horizontal leg portion 53 is bridged between the lower ends 51 b and 52 b of the inner left front vertical leg portion 51 and the outer left front vertical leg portion 52.
Therefore, the left front horizontal leg portion 53 and the inner support member 56 are interposed (provided) between the lower end 51 b of the inner left front vertical leg portion 51 and the vehicle body floor 11.
Further, a left front horizontal leg portion 53 and an outer support member 57 are interposed (provided) between the lower end 52 b of the outer left front vertical leg portion 52 and the vehicle body floor 11.

The inner support member 56 is an elastic member provided on the left front horizontal leg portion 53 and disposed below the inner left front vertical leg portion 51.
The outer support member 57 is an elastic member provided on the left front horizontal leg portion 53 and disposed below the outer left front vertical leg portion 52.
As an example of the elastic member that forms the inner and outer support members 56 and 57, rubber is used.

The inner and outer support members 56 and 57 are members in which the bottom portions 56 a and 57 a come into contact with the vehicle body floor 11 by being interposed between the left front lateral leg portion 53 and the vehicle body floor 11 in the sitting posture.
Each bottom part 56a, 57a abuts on the vehicle body floor 11, whereby the left front lateral leg 53 can be supported on the vehicle body floor 11 via the inner and outer support members 56, 57.

In other words, the lower end 51 b of the inner left front vertical leg portion 51 can be supported on the vehicle body floor 11 via the left front lateral leg portion 53 and the inner support member 56.
Further, the lower end 52 b of the outer left front vertical leg portion 52 can be supported on the vehicle body floor 11 via the left front horizontal leg portion 53 and the outer support member 57.

That is, the left second seat 16 is supported on the vehicle body floor 11 via the inner and outer left front vertical legs 51 and 52, the left front horizontal leg 53 and the inner and outer support members 56 and 57.
Thus, by supporting the lower end 51b of the inner left front vertical leg portion 51 and the lower end 52b of the outer left front vertical leg portion 52 on the vehicle body floor 11, the weight of the left second seat 16 and the seated person sitting on the left seat cushion 41 can be improved. The weight can be supported by the lower end 51b and the lower end 52b (specifically, inner and outer support members 56 and 57).
By the way, the lower end 51b and the lower end 52b are arranged behind the inner and outer rotary shafts 61 and 62.

Therefore, the weight of the left second seat 16 and the weight of the seated person can be prevented from being transmitted to the inner and outer rotary shafts 61 and 62 and the left slider 48.
Thereby, it is not necessary to support the weight of the left second seat 16 and the weight of the seated person with the inner and outer rotating shafts 61 and 62 and the left slider 48, and the inner and outer rotating shafts 61 and 62 and the left slider 48 can be suppressed in a compact manner. .
In addition, the degree of freedom in design can be increased by downsizing the inner and outer rotary shafts 61 and 62 and the left slider 48.

Here, the inner and outer support members 56 and 57 are formed of elastic members.
Therefore, the weight of the left second seat 16 and the weight of the seated person can be absorbed by the inner and outer support members (ie, elastic members) 56 and 57.
As a result, the weight of the left second seat 16 and the weight of the seated person can be more favorably (reliably) supported by the lower end 51b and the lower end 52b.

As shown in FIG. 9, the inner and outer rotary shafts 61 and 62 are provided on the left slider 48.
The left slider 48 is provided so as to be slidable (connected) in the vehicle body width direction along the fixed rail 35.
In the left slider 48, an inner roller 82 is rotatably provided at the inner end of the slider main body 81, an outer roller 83 is rotatably provided at the outer end of the slider main body 81, and the slider main body 81 is attached to a cover 84 (see FIG. 2). ).
By moving the inner and outer rollers 82 and 83 along the bottom 35 a of the fixed rail 35, the left slider 48 can move along the fixed rail 35 in the vehicle body width direction.

As shown in FIGS. 3 and 6, the fixed rail 35 is supported (provided) on the vehicle body floor 11 in a state of extending in the vehicle body width direction, and the left foot space 18 of the left second seat 16 and It is disposed in the right foot space 19 (see also FIG. 2) of the right second seat 17.
The left and right sliders 48 and 86 are slidably supported on the fixed rail 35.

As shown in FIG. 3, the right slider (second slider, floor side member) 86, like the left slider 48, has inner and outer rotary shafts (rotary shafts) 87 and 88 and right front legs (second front legs, It is connected to the right second seat 17 via a front leg 89.
Accordingly, the left second seat 16 can be guided in the vehicle body width direction (seat width direction) by sliding the left slider 48 along the fixed rail 35.
Furthermore, the right second seat 17 can be guided in the vehicle body width direction by sliding the right slider 86.

  As shown in FIGS. 6 to 8, the left support mechanism 26 includes a left caster member (support member) 91 that supports the left second seat 16 so as to be movable in the vehicle body width direction, and the left caster member 91 in a retracted position (first position). A left link mechanism (link mechanism) 92 that swings (moves) between a position P1 and a support position (second position) P2 (see also FIG. 11) (see also FIGS. 4 and 5).

The left caster member 91 has an inner left caster 94 and an outer left caster 95 on the back surface 41a of the left seat cushion 41 (see also FIG. 3).
As shown in FIG. 8, the inner left caster 94 includes an inner mounting bracket 72 provided at a front inner corner portion (specifically, a front portion of the inner left slide rail 44) of the rear surface 41 a of the left seat cushion 41. The inner swing bracket 97 is connected to the inner mounting bracket 72 so as to be swingable (rotatable) in the front-rear direction, and the inner caster body 98 is rotatably supported by the inner swing bracket 97.

The inner swing bracket 97 is connected to the inner mounting bracket 72 so as to be swingable in the front-rear direction with the inner support pin 99 as an axis.
The inner caster body 98 is rotatably attached to the inner swing bracket 97 via a support shaft 101.
The inner caster body 98 is arranged in parallel to the vehicle body width direction by providing the support shaft 101 in a direction orthogonal to the vehicle body width direction.

  As shown in FIGS. 6 and 7A, the outer left caster 95 is provided at the front outer corner portion (specifically, the front portion of the outer left slide rail 44) in the back surface 41 a of the left seat cushion 41. An outer mounting bracket 73, an outer swing bracket 103 connected to the outer mounting bracket 73 so as to be swingable (rotatable) in the front-rear direction, and an outer caster body 104 rotatably supported by the outer swing bracket 103. Have

Similar to the inner swing bracket 97, the outer swing bracket 103 is connected to the outer mounting bracket 73 so as to be swingable in the front-rear direction with the outer support pin 105 as an axis.
The outer caster body 104 is rotatably attached to the outer swing bracket 103 via a support shaft 106.
Similar to the inner caster main body 98, the outer caster main body 104 is arranged in parallel to the vehicle body width direction by providing a support shaft 106 in a direction orthogonal to the vehicle body width direction.

  As shown in FIGS. 6 to 8, the left link mechanism 92 maintains the left caster member 91 in the retracted position P <b> 1 while holding the left seat cushion 41 in the sitting position, and holds the left seat cushion 41 in the stored position. The mechanism for keeping the left caster member 91 at the support position P2.

  The left link mechanism 92 includes a connecting rod 111 (see also FIGS. 4 and 5) spanned between the inner mounting bracket 72 and the outer mounting bracket 73, an inner arm 112 provided at the inner end of the connecting rod 111, An outer arm 113 provided at the outer end of the connecting rod 111, an inner lever 114 for connecting the distal ends of the inner arm 112 and the inner swing bracket 97, the distal end of the inner arm 112 (including the distal end of the inner lever 114), and A connecting arm 116 connected to the upper end 64a of the inner left rear leg 64, an outer lever 115 for connecting the distal ends of the outer arm 113 and the outer swing bracket 103, and a distal end of the outer arm 113 (including the distal end of the outer lever 115). ) And a connecting lever 117 connected to the outer support bracket 75.

The outer swing bracket 103 (outer left caster 95) is a member that is connected to the left slider 48 via the left link mechanism 92 (outer lever 115, connecting lever 117) and the outer support bracket 75.
Further, the inner swing bracket 97 (inner left caster 94) is connected to the left slider 92 via the left link mechanism 92 (inner lever 114, inner arm 112, connecting rod 111, outer arm 113, connecting lever 117) and outer support bracket 75. 48 is a member connected to 48.

According to the left link mechanism 92, when the left second seat 16 is moved from the sitting posture to the retracted posture (see FIG. 10), the inner and outer left casters 94, 95 are moved to the retracted position P1 in conjunction with the movement of the left second seat 16. To the support position P2.
Further, when the left second seat 16 is moved from the sitting position to the stored position, the inner left rear leg 64 can be swung forward by the left link mechanism 92.

As shown in FIGS. 10 and 11, the inner and outer left casters 94 and 95 can be held at the support position P2 in a state in which the left second seat 16 is held in the retracted posture (the jumping posture).
Here, when the left second seat 16 is moved from the seating posture to the stowed posture, the inner left rear leg 64 swings forward about the left leg support shaft 119 by the left link mechanism 92.

On the other hand, when the left second seat 16 is moved from the stowed posture (the jumping posture) to the seating posture, the inner and outer left casters 94 and 95 are moved from the support position P2 to the retracted position P1 in conjunction with the movement of the left second seat 16 (FIG. 7 (a)).
As shown in FIGS. 7A and 8, the inner and outer left casters 94 and 95 can be kept at the retracted position P1 while the left second seat 16 is held in the sitting posture.

Here, the retracted position P1 is a position where the inner and outer left casters 94 and 95 are disposed (stored) on the back surface 41a side of the left seat cushion 41.
As a result, when the left seat cushion 41 is held in the sitting posture, the inner and outer left casters 94 and 95 do not interfere with the seated person sitting on the left seat cushion 41.

On the other hand, as shown in FIGS. 10 and 11, the support position P <b> 2 is a position at which the inner and outer left casters 94 and 95 protrude below the lower end (front part) 41 b of the left seat cushion 41.
The inner and outer left casters 94 and 95 are protruded from the lower end (front portion) 41 b, so that the inner and outer left casters 94 and 95 (specifically, the inner and outer caster bodies 98 and 104) are moved to the guide plate 121 of the vehicle body floor 11. Can be brought into contact with (mounted on).

In this way, by bringing the inner and outer caster bodies 98 and 104 into contact with the guide plate 121, the left and right second seats 16 in the jumping posture can be supported by the inner and outer caster bodies 98 and 104.
Accordingly, it is not necessary to support the left second seat 16 by bringing the left headrest 43 into contact with the vehicle body floor 11, so that the left headrest 43 can be prevented from being contaminated, and the appearance can be improved.

In addition, the load acting on the fixed rail 35 via the left leg mechanism 25 can be kept small by supporting the left second seat 16 with the inner and outer caster bodies 98 and 104.
Therefore, the left second seat 16 can be separated from the fixed rail 35.
Thereby, it becomes possible to set arbitrarily (for example, long) the length of the left front vertical leg parts 51 and 52 inside and outside the left leg part mechanism 25, and it can raise the freedom degree of design.

Here, as described above, the inner and outer caster bodies 98 and 104 are arranged in parallel to the vehicle body width direction (along the guide plate 121).
Therefore, the inner and outer caster bodies 98 and 104 are moved along the guide plate 121 when the left second seat 16 is moved in the vehicle body width direction with the inner and outer caster bodies 98 and 104 being in contact with the guide plate 121. Can move.

As described above, by rolling the inner and outer caster bodies 98 and 104, the left seat cushion 41 in the jumping posture can be smoothly moved along the fixed rail 35 in a state of being stabilized in the vehicle body width direction. .
The guide plate 121 is a plate-like member provided on the vehicle body floor 11 in order to guide the inner and outer caster bodies 98 and 104.

  As shown in FIGS. 3 and 9, the left lock / non-lock mechanism 27 includes a left lock mechanism (first lock mechanism) 131 that locks the left slider 48 at a predetermined position on the fixed rail 35, and a left lock mechanism 131. A left operating member 132 for releasing the lock and a left restricting member 133 for restricting the unlocking operation in the seating posture and restricting the movement to the seating posture in the unlocked state are provided.

The left lock mechanism 131 is a member that locks the left slider 48 at a predetermined position of the fixed rail 35 in the locked state.
Further, the left lock mechanism 131 is a member that allows the left slider 48 to move along the fixed rail 35 when the left second seat 16 is in the retracted posture (see FIG. 11) and is not locked.
The left operation member 132 is a member that switches the left lock mechanism 131 from the locked state to the unlocked state by pulling up the left lock mechanism 131.

The left restricting member 133 is a member that restricts the unlocking operation by the left operating member 132 when the left second seat 16 is in the sitting posture (see FIG. 7A).
Further, the left regulating member 133 is a member that regulates the movement of the left seat cushion 41 to the seating posture when the left second seat 16 is in the retracted posture (see FIG. 11) and the left lock mechanism 131 is in the unlocked state. .

The right leg mechanism 31, the right support mechanism 32, and the right lock / unlock mechanism 33 of the seat device 15 are symmetrically configured with the left leg mechanism 25, the left support mechanism 26, and the left lock / unlock mechanism 27 described above. is there.
Therefore, the description of the left side mechanisms 25, 26, and 27 also serves as the description of the right side mechanisms 31, 32, and 33, and the description of the right side mechanisms 31, 32, and 33 is omitted.

As shown in FIGS. 7A and 12, the left front vertical leg portions 51 and 52 inside and outside the left second seat 16 are disposed rearward from the left slider 48 by a distance L2.
Similarly, the inner and outer horizontal portions (second horizontal portion, horizontal portion) 76, 77 from the right front vertical leg portions (second vertical leg portion, vertical leg portion) 78, 79 inside the right second seat 17 are the right slider. It extends substantially horizontally forward toward 86 (see FIG. 3).
Therefore, the inner and outer right front vertical legs 78 and 79 are arranged behind the right slider 86 by a distance L2.

As shown in FIG. 12, the left second seat 16 is moved to the front of the right second seat 17 along the fixed rail 35 with the left second seat 16 in the stowed position and the right second seat 17 in the sitting position. An example will be described.
By disposing the inner and outer right front vertical legs 78 and 79 rearward from the right slider 86 by a distance L2, when the left second seat 16 is moved, the left slider 48 (see FIG. 3) and the outer support bracket 75 are moved to the right second. Interference with the right front vertical legs 78 and 79 inside and outside the seat 17 can be prevented.

By preventing the left slider 48 from interfering, the degree of freedom in determining the shapes of the right front vertical legs 78 and 79 inside and outside the right second seat 17 can be increased.
For example, the inner and outer right front vertical legs 78 and 79 can be extended vertically downward from the right second seat 17, and the inner weight and the right front vertical legs 78 and 79 can determine the weight of the right second seat 17 and the weight of the seated person. Can be supported well.
In this way, by placing the inner and outer right front vertical legs 78 and 79 behind the right slider 86 (see FIG. 3) by a distance L2, it is possible to favorably support the weight of the right second seat 17 and the weight of the seated person. The shapes of the inner and outer right front vertical legs 78 and 79 can be determined as possible.

On the other hand, the right second seat 17 is placed in the stowed posture by the right moving mechanism (second moving mechanism) 85 (see FIG. 3), and the right second seat 17 in the stowing posture is moved along the fixed rail 35 to the front of the left second seat 16. Move.
At this time, it is possible to prevent the right slider 86 from interfering with the left front vertical legs 51 and 52 inside and outside the left second seat 16.

By preventing the right slider 86 from interfering, the degree of freedom in determining the shapes of the left front vertical leg portions 51 and 52 inside and outside the left second seat 16 can be increased.
For example, the inner and outer left front vertical legs 51 and 52 can be vertically extended downward from the left second seat 16, and the inner and outer left front vertical legs 51 and 52 can determine the weight of the left second seat 16 and the weight of the seated person. Can be supported well.
Thus, the left and right front vertical legs 51 and 52 are disposed rearward from the left slider 48 by a distance L2 (see FIG. 7A), so that the weight of the left second seat 16 and the weight of the seated person can be improved. The shapes of the left and right front vertical legs 51 and 52 can be determined so that they can be supported.

Next, an example in which the left second seat 16 is flipped up and the left second seat 16 in the stowed posture (the jumping posture) is moved to the right foot space 19 will be described with reference to FIGS.
As shown in FIG. 13A, the left seat back 42 of the left second seat 16 is tilted to the left seat cushion 41 as indicated by an arrow A.

As shown in FIG. 13B, the left seat back 42 is folded to the left seat cushion 41.
The left second seat 16 in which the left seat back 42 is folded is flipped up as indicated by an arrow B toward the front (left foot space 18) with the inner and outer rotating shafts 61 and 62 (see FIG. 14A) as axes. Move).

As shown in FIG. 14A, the left second seat 16 is flipped up as shown by an arrow B, so that the left and right casters 94 and 95 are moved by the left link mechanism 92 from the retracted position P1 toward the support position P2. It swings as follows.
Further, by flipping up the left second seat 16, the inner left rear leg 64 swings forward as indicated by an arrow D about the left leg support shaft 119 by the left link mechanism 92.

As shown in FIG. 14B, the left second seat 16 in which the left seat back 42 is folded is flipped up (tumbled) to the left foot space 18 to be in the storage posture (the jumping posture).
In this state, the inner and outer left casters 94 and 95 are held in a state of protruding to the support position P2.
Therefore, the caster bodies 98 and 104 of the inner and outer left casters 94 and 95 can contact the guide plate 121 of the vehicle body floor 11 to support the left second seat 16 in the storage position.

As shown in FIG. 15 (a), the left second seat 16 that has been flipped up to the storage position is moved to the right foot space 19 as indicated by an arrow E by the fixed rail 35.
Here, as shown in FIG. 14B, the inner and outer caster bodies 98 and 104 abut on the guide plate 121, so that the inner and outer caster bodies 98 and 104 move when the left second seat 16 is moved. Roll along 121.
Therefore, the left seat cushion 41 in the stowed position can be moved smoothly along the fixed rail 35 in a state where the left seat cushion 41 is stabilized in the vehicle body width direction (the direction of arrow E (see FIG. 15A)).

  As shown in FIG. 15 (b), the left second seat 16 flipped up is placed in the right foot space 19.

Here, as described in FIGS. 2 and 3, the left slider 48 of the left leg mechanism 25 is disposed on the outer side in the vehicle width direction with respect to the left second seat 16, and the right slider 86 of the right leg mechanism 31 is It is arranged on the outer side in the vehicle body width direction with respect to the second seat 17.
Therefore, in a state where the left second seat 16 is held in the right foot space 19, both the left slider 48 and the right slider 86 can be disposed in front of the right second seat 17, and the left slider 48 and the right slider 86 interfere with each other. Can be prevented.

As shown in FIG. 16, by moving the left second seat 16 to the right foot space 19, the left second seat 16 can be removed from the space 136 or the left foot space 18 in which the left second seat 16 is placed in the seated state.
Therefore, the three spaces of the space 136 where the left second seat 16 is placed in the seated state, the left foot space 18 and the luggage compartment 24 can be combined as a luggage space 135.
As a result, a large luggage space 135 can be secured, and a large luggage such as a bicycle 137 can be mounted in the large luggage space 135 by opening the slide door 23 and the tail gate 28.

Here, like the left second seat 16, the right second seat 17 can be moved to the right foot space 19, and the right second seat 17 moved to the right foot space 19 can be moved to the left foot space 18.
By moving the right second seat 17 to the left foot space 18, the right second seat 17 can be removed from the space where the right second seat 17 is placed in the seated state or the right foot space 19.

Therefore, the three spaces of the right second seat 17 in the seated state, the right foot space 19 and the luggage compartment 24 can be combined as a luggage space.
Thereby, a large luggage space can be secured and a large luggage such as a bicycle 137 can be mounted in the large luggage space.

Therefore, either the case where the left second seat 16 is removed and the large luggage space 135 is secured or the case where the right second seat 17 is removed and the large luggage space is secured is selected according to the use of the vehicle. be able to.
As a result, the degree of freedom in layout for securing the luggage space is increased, and convenience can be enhanced.

The seat device 15 according to the present invention is not limited to the above-described embodiments, and can be changed or improved as appropriate.
For example, in the above-described embodiment, an example in which the first and second sheets are applied to the left and right second sheets 16 and 17 has been described. However, the present invention is not limited thereto, and the first and second sheets may be the left and right third sheets. It is also possible to apply to other sheets.

  Moreover, although the said Example demonstrated the example which spanned the left front horizontal leg part 53 to each lower end 51b, 52b of the inner left front vertical leg part 51 and the outer left front vertical leg part 52, it is not restricted to this, The inner left front It is also possible to form the left front horizontal leg portion 53 by bending the vertical leg portion 51 and the outer left front vertical leg portion 52.

  Furthermore, although the said Example demonstrated the example which extended the inner and outer horizontal parts 54 and 55 to the front substantially horizontally via the left front horizontal leg part 53 from the lower ends 51b and 52b of the inner and outer left front vertical leg parts 51 and 52. However, the present invention is not limited to this, and the inner and outer horizontal portions 54 and 55 can be directly extended substantially horizontally from the lower ends 51b and 52b of the inner and outer left front vertical legs 51 and 52.

  In addition, the vehicle 10, the vehicle body floor 11, the seat device 15, the left and right second seats 16 and 17, the left and right leg mechanisms 25 and 31, the left seat cushion 41, the left front legs 45 and 89, and the left and right movements shown in the above embodiment. Mechanisms 47, 85, left and right sliders 48, 86, inner and outer left front vertical legs 51, 52, left front horizontal leg 53, inner and outer horizontal parts 54, 55, 76, 77, inner and outer support members 56, 57, inner rotation The shapes and configurations of the shafts 61 and 87, the outer rotation shafts 62 and 88, and the inner and outer right front vertical legs 78 and 79 are not limited to those illustrated, and can be appropriately changed.

  INDUSTRIAL APPLICABILITY The present invention is suitable for application to an automobile equipped with a seat device that can rotate between a substantially horizontal seating posture and a storage posture (a raising posture) in which the seat cushion is moved forward of the seating posture.

  DESCRIPTION OF SYMBOLS 10 ... Vehicle, 11 ... Vehicle body floor (floor), 15 ... Seat apparatus, 16 ... Left second seat (first seat), 17 ... Right second seat (second seat), 25 ... Left leg mechanism, 31 ... Right leg mechanism, 41 ... left seat cushion (seat cushion), 45 ... left front leg (first front leg, front leg), 47 ... left moving mechanism (first moving mechanism), 48 ... left slider (first slider) , Floor side members), 51, 52 ... inner left and right front vertical legs (first vertical leg, vertical leg), 51a, 52a ... upper ends of inner and outer left front vertical legs, 51b, 52b ... inner and outer left fronts Lower end of vertical leg, 53... Left front horizontal leg (horizontal leg), 54, 55... Internal and external horizontal parts (first horizontal part, horizontal part), 54 a, 55 a. 57 ... inner and outer support members (elastic members), 61,87 ... inner shaft (rotation) , 62, 88 ... outer rotation shaft (rotation shaft), 76, 77 ... inner and outer horizontal parts (second horizontal part, horizontal part), 78, 79 ... inner and outer right front vertical leg parts (second vertical leg parts) , Vertical leg), 85... Right moving mechanism (second moving mechanism), 86... Right slider (second slider, floor side member), 89 .. right front leg (second front leg, front leg).

Claims (3)

In the seat device in which the seat cushion is rotatable between a substantially horizontal sitting posture and a storage posture moved to the front of the sitting posture,
A front leg having a vertical leg portion connected to the front portion of the seat cushion and extending in a substantially vertical direction; and a horizontal portion extending substantially horizontally forward from the lower end of the vertical leg portion;
The front portion of the horizontal portion is rotatably supported, and is connected to a floor side member and includes a rotation shaft extending in the seat width direction,
A seat device, wherein a lower end of the vertical leg portion of the front leg is supported by a floor in the sitting posture.   2. The seat according to claim 1, wherein an elastic member is interposed between a lower end of the vertical leg portion of the front leg and the floor in the sitting posture to support the lower end of the vertical leg portion on the floor. apparatus. The first sheet body and the second sheet body are provided side by side in the sheet width direction,
A first moving mechanism for moving the first seat body between a sitting posture and a storage posture in front of the sitting posture;
In a seat device comprising: a second movement mechanism that moves the second seat body between a sitting posture and a storage posture in front of the sitting posture;
A fixed rail that is supported by the floor supporting the first sheet body and the second sheet body and extends in the seat width direction, and a first rail that is slidably connected to the fixed rail and supports the first moving mechanism. 1 slider, and a second slider that is slidably connected to the fixed rail and supports the second moving mechanism,
A first vertical leg portion having an upper end connected to a front portion of the first sheet body and extending in a substantially vertical direction; and a front portion extending substantially horizontally forward from a lower end of the first vertical leg portion; A first horizontal leg rotatably connected to one slider; and
A second vertical leg portion having an upper end connected to the front portion of the second sheet body and extending in a substantially vertical direction; and a front portion extending substantially horizontally from the lower end of the second vertical leg portion to the front portion. And a second front leg having a second horizontal portion rotatably coupled to the two sliders,
The lower end of the first vertical leg portion is supported by the floor in the sitting posture of the first seat body, and the lower end of the second vertical leg portion is supported by the floor in the sitting posture of the second seat body. A sheet device characterized by supporting.

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