JP7168888B2 - Rotating seat device for vehicle - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotating seat device, and more particularly to a rotating seat device capable of arranging seats in consideration of the positional relationship between adjacent seats.

Conventionally, multiple seats are arranged side by side in the seat width direction, and by rotating one seat in a direction to move the other seat away from the other seat, the angle at which multiple people face each other can be adjusted. A possible rotary seat device is known (eg, US Pat.

The rotary seat device described in Patent Document 1 is a split-type rotary rear seat used in an automobile, and includes a seat rotation mechanism that rotatably couples a split seat to and away from a main seat. It also has a seat lock mechanism that can lock the split seat at a position where it is brought close to the main seat.
With the above configuration, the seat device can be arranged by appropriately adjusting the angle at which the main seat and the divided seats face each other.

Japanese Utility Model Laid-Open No. 57-32528

However, in the rotating seat device such as Patent Document 1, although it is somewhat possible to arrange the seat so that the adjacent seated people can easily communicate, Ingenuity in seat arrangement and ingenuity in seat configuration were required so that passengers could spend time in a comfortable environment.
In addition, when a rotating seat device is used in a vehicle, there is a demand for further improvement in seat arrangement and seat configuration so that seated persons can share the scenery seen from the vehicle window while enjoying conversation with each other.
In particular, in preparation for the introduction of self-driving vehicles in the near future, there is a need to create a more comfortable space inside the vehicle by devising the seat arrangement and seat configuration, including the front and rear seats. rice field.

The present invention has been made in view of the above problems, and an object of the present invention is to devise a seat arrangement and a seat configuration of seats that can be placed next to each other so that the occupants can spend time in a comfortable environment. To provide a vehicular rotating seat device capable of

According to the rotating seat device for a vehicle of the present invention, the rotating seat device for a vehicle includes a seat on which the user can sit, and a seat rotating mechanism that rotatably connects the seat to a vehicle body floor. a seat slide mechanism having a seat rotation shaft extending in a vertical direction and slidably connecting the seating seat and the seat rotation shaft to the vehicle body floor; The seat rotation shafts are arranged on the slide rails , the slide rails are arranged at intervals in the width direction of the vehicle, and the seat rotation shafts are arranged on the plurality of the seat rotation shafts. Among the slide rails, it is arranged on the slide rails other than the left and right slide rails arranged at the outermost positions in the vehicle width direction .
As described above, since the seat rotation mechanism for rotatably connecting the seating seats and the seat slide mechanism for slidably connecting the seating seats are provided, the seat orientation can be arbitrarily selected so as to be comfortable for the occupants. Can be set.
In other words, by devising the seat arrangement and seat configuration of the seating seat, it is possible to realize a vehicular rotating seat device in which the occupants of the vehicle can spend time in a comfortable environment.
In addition, according to the rotating seat device for a vehicle of the present invention, the rotating seat device for a vehicle includes a seat on which a user can sit, and a seat rotating mechanism for rotatably connecting the seat to a vehicle body floor. further includes a seat slide mechanism having a seat rotation shaft extending in the vertical direction and slidably connecting the seating seat and the seat rotation shaft to the vehicle floor, wherein the seat slide mechanism extends in the seat longitudinal direction. the seat rotation shaft is arranged on the slide rail; the slide rail has a guide rail for guiding the rotational movement of the seating seat; It is also solved by having a slider provided on the seat and slidably connected to the guide rail.
In addition, according to the rotating seat device for a vehicle of the present invention, the rotating seat device for a vehicle includes a seat on which a user can sit, and a seat rotating mechanism for rotatably connecting the seat to a vehicle body floor. further includes a seat slide mechanism having a seat rotation shaft extending in the vertical direction and slidably connecting the seating seat and the seat rotation shaft to the vehicle floor, wherein the seat slide mechanism extends in the seat longitudinal direction. and the seat rotation shaft is arranged on the slide rail and rotatably connects the second seating seat to the vehicle body floor. and a second seat rotation mechanism, wherein the second seat rotation mechanism has a second seat rotation shaft extending in the vertical direction, and the seat rotation shaft is disposed on the second seat rotation shaft. It is also solved by being arranged on the slide rail that is
In addition, according to the rotating seat device for a vehicle of the present invention, the rotating seat device for a vehicle includes a seat on which a user can sit, and a seat rotating mechanism for rotatably connecting the seat to a vehicle body floor. further includes a seat slide mechanism having a seat rotation shaft extending in the vertical direction and slidably connecting the seating seat and the seat rotation shaft to the vehicle floor, wherein the seat slide mechanism extends in the seat longitudinal direction. and the seat rotation shaft is arranged on the slide rail and rotatably connects the second seating seat to the vehicle body floor. and a second seat rotation mechanism, wherein the second seat rotation mechanism has a second seat rotation shaft extending in the vertical direction, and the seat rotation shaft is disposed on the second seat rotation shaft. It is also solved by being arranged at a position different from that on the slide rail where it is located.

At this time , it is preferable that the slider is arranged at a position rearward of the seat rotation axis in the seating seat.
Further, the slider may be arranged outside the seat rotation axis in the vehicle width direction .
The second seating seat is arranged on the pair of slide rails extending in the longitudinal direction of the seat, and the second seat rotation shaft is arranged between the pair of slide rails in the vehicle width direction. and arranged at an outer position relative to the center position of the vehicle in the vehicle width direction.
Further, of the pair of slide rails on which the second seating seat is arranged, the seating seat is further arranged on one of the slide rails, and the seating seat is arranged on the other slide rail. Better not.

Moreover, the above-mentioned problems are also solved by a vehicle equipped with the above-mentioned rotating seat device for a vehicle.

According to the present invention, it is possible to arbitrarily set a seat orientation that is comfortable for both seated persons. That is, by devising the seat arrangement and seat configuration of the seating seat, it is possible to realize a vehicular rotating seat device in which the occupants can spend time in a comfortable environment in the vehicle .

1 is a plan view of the interior of a vehicle to which the rotating seat device of the present embodiment is applied; FIG. 1 is an external perspective view of a rotating seat device; FIG. FIG. 3(a) is a partial perspective view of a seat frame that serves as the skeleton of the seating seat, and FIG. 3(b) is a longitudinal sectional view of the seat rotation mechanism. FIG. 10 is a plan view of a vehicle to which the rotating seat device of the second embodiment is applied; FIG. 11 is a plan view of a vehicle to which a rotating seat device according to a third embodiment is applied; FIG. 6(a) is a plan view of the rotating seat device of the fourth embodiment, and FIG. 6(b) is a partial plan view of the seat frame. FIG. 11 is a plan view of the interior of a vehicle to which the rotating seat device of the fourth embodiment is applied;

A vehicle seat according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 7. FIG.
In this embodiment, a seating seat having at least a first seat portion and a second seat portion arranged adjacent to each other in the seat width direction, and a seat mounted between the first seat portion and the second seat portion, the first seat portion a seat rotation mechanism that rotatably connects the second seat portion in a direction to approach and separate from the second seat portion and locks the second seat portion at an arbitrary position after rotation, the first seat portion and the second seat portion The invention relates to a rotating seat device for a vehicle, characterized in that a skin integrally covering two seat portions extends to follow the rotation of the second seat portion.
The side on which the passenger sits with respect to the seat back of the seat is the front side of the seat.

As shown in FIG. 1, the rotary seat device 1 of the present embodiment is applied to a middle seat in the second row and a rear seat in the third row in a vehicle having three rows of seats in the longitudinal direction of the vehicle.
The rotating seat device 1 includes a seating seat 10 having a first seat portion 11, a second seat portion 12 and a third seat portion 13 which are arranged adjacent to each other in the seat width direction, and the first seat portion 11 and the second seat portion. 12 and between the first seat portion 11 and the third seat portion 13, and rotates the second seat portion 12 and the third seat portion 13 in directions to approach and separate from the first seat portion 11. and a seat rotation mechanism 50 that can connect the second seat portion 12 and the third seat portion 13 at an arbitrary position after rotation.
The rotating seat device 1 further includes a seat slide mechanism 60 (slide rail 61) that connects the seating seat 10 and the seat rotation mechanism 50 (seat rotation shaft 51) to the vehicle body floor so as to be slidable in the longitudinal direction of the seat. there is

As shown in FIG. 1, the rotary seat device 1 rotates the seating seat 10 from a normal position where the first seat portion 11, the second seat portion 12 and the third seat portion 13 are close to each other, with respect to the first seat portion 11. It is possible to switch to rotational positions in which the second seat portion 12 and the third seat portion 13 are separated from each other.
Specifically, when the rotating seat device 1 is in the normal position, the seat rotating mechanism 50 is unlocked by an occupant operating an operation lever (not shown), and the second seat portion 12 and the third seat portion are rotated. 13 becomes freely rotatable. Then, when the seat is switched to the rotating position, the seat rotating mechanism 50 is relocked by returning the operation lever to the original position.

As shown in FIGS. 1 and 2, the seating seat 10 mainly includes a seat body having a seat cushion 10a, a seat back 10b, and a headrest 10c, and left and right support legs 10d that support the seat body from below. and has three seat portions arranged continuously in the seat width direction.
The seating seat 10 is configured by placing a cushion pad 30 on a seat frame 20 serving as a skeleton and covering the cushion pad 30 with a skin 40 .
More specifically, these seat portions 11, 12 and 13 are integrally covered with a common skin 40 after the pad portions 31, 32 and 33 are placed on the frame portions 21, 22 and 23, respectively, which serve as skeletons. It is

The frame portion of the seat frame 20, which serves as the framework of the seat cushion 10a, is formed of three substantially rectangular metal frames, as shown in FIG. 3(a).
In the front portion of the first frame portion 21, first frame connecting portions 21a and 21b capable of axially supporting the seat rotation shaft 51 are provided at positions corresponding to the left and right end portions of the seat cushion 10a and the left and right end portions of the support leg 10d. is formed.
Similarly, in the front portion of the second frame portion 22, second frame connecting portions 22a and 22b are formed at positions corresponding to the left end portion of the seat cushion 10a and the left end portion of the support leg 10d. Third frame connecting portions 23 a and 23 b are formed in the front portion of the frame portion 23 .
With the above configuration, the seat frame 20 is configured as an integrated frame by connecting the first frame portion 21 and the second frame portion 22, and connecting the first frame portion 21 and the third frame portion 23, respectively.

The cushion pad 30 is made of a urethane pad member, and as shown in FIG. A gap is formed between the portion 31 and the third pad portion 33 to divide the pad member into three independent pad members.
At this time, pad projecting portions 34 are provided at both left and right end portions of the first pad portion 31 so as to be able to project toward the gap portion in order to fill the gap portion.

The pad projecting portion 34 is composed of, for example, a portion having a relatively large amount of elastic deformation with respect to the load applied to the pad, and is arranged in a state of being pre-compressed inward in the seat width direction when the seating seat 10 is in the normal position. The seat is configured to expand outward in the seat width direction when the seat moves to the rotating position.
Further, for example, the pad projecting portion 34 is composed of an automatically inflatable air pad, and is configured to project toward the gap portion by being inflated with air when the seating seat 10 moves from the normal position to the deployed position. can be In addition, a known configuration may be adopted as appropriate.

The skin 40 is made of a known stretchable material, and as shown in FIG. 2, covers the three sheet portions integrally.
The outer skin 40 is formed to extend following the rotational movements of the second seat portion 12 and the third seat portion 13 when the seating seat 10 moves from the normal position to the rotating position.

As shown in FIGS. 3A and 3B, the seat rotation mechanism 50 includes a seat rotation shaft 51 extending in the vertical direction and a first seat portion 11 (first frame connecting portion) with respect to the seat rotation shaft 51. 21a), a reclining body 53 rotatably connecting the second seat portion 12 (second frame connecting portion 22a) with respect to the seat rotation shaft 51, and a reclining body 53, as shown in FIG. , and a guide rail 55 that is mounted on the floor of the vehicle body and guides the rotational movement of the second seat portion 12 .
The seat rotation mechanism 50 between the first seat portion 11 and the third seat portion 13 has the same configuration.

The reclining main body 52 is made of a known member, is arranged at the upper end portion of the seat rotation shaft 51, rotatably connects the first seat portion 11, and can be locked at an arbitrary position after rotation of the first seat portion 11. configuration.
The reclining main body 52 is sandwiched and held between the first frame connecting portion 21a and the second frame connecting portion 22a positioned by the two positioning members 54 in the vertical direction.
On the other hand, the reclining main body 53 is arranged at the lower end portion of the seat rotation shaft 51, rotatably connects the second seat portion 12, and has a configuration in which the second seat portion 12 can be locked at a position after rotation. ing.
The reclining main body 53 is sandwiched and held between the second frame connecting portion 22a and the first frame connecting portion 21a in the vertical direction.

As shown in FIG. 1, the guide rail 55 is assembled inside the floor of the vehicle body and is composed of a plurality of rail members extending in a substantially arc shape around the seat rotation shaft 51. A slider is provided at the lower end of the second seat portion 12. 62 and 63 are slidably engaged.

As shown in FIG. 1, the seat slide mechanism 60 connects the seating seat 10 and the seat rotating shaft 51 to the vehicle body floor so as to be slidable in the seat longitudinal direction.
The seat slide mechanism 60 is assembled inside the floor of the vehicle body and mainly comprises a plurality of slide rails 61 extending in the longitudinal direction of the seat, and sliders 62 and 63 provided at the lower ends of the left and right ends of the seating seat 10 . there is
The seat slide mechanism 60 further includes a lock member (not shown) capable of fixing the sliders 62 and 63 to the slide rail 61 at predetermined positions in the rail longitudinal direction.

In the above configuration, the rotating seat device 1 can arbitrarily set a comfortable seat orientation for the seated persons by the seat rotating mechanism 50, and can lock the seat at the set rotating position of the sitting seat 10. FIG.
As a result, by devising the seat arrangement and seat structure of the seating seat 10, it is possible to realize the rotating seat device 1 in which the occupants can spend time in a comfortable environment.

Further, in the above configuration, in the rotating seat device 1 , the outer skin 40 expands and contracts following the rotating motion of the second seat portion 12 and the third seat portion 13 .
Therefore, the seating seat 10 can always be formed integrally and continuously with the outer skin 40 without forming a gap between the seat portions 11, 12, and 13 as in the conventional art.

In the above configuration, the seat slide mechanism 60 of the rotary seat device 1 allows the seating seat 10 and the seat rotating shaft 51 to slide in the seat longitudinal direction.
Therefore, various seat arrangements are possible. In particular, the seats will be arranged and configured in such a way that the passengers can enjoy conversations with each other while at the same time sharing the view from one of the windows.

<Second Embodiment of Rotating Seat Device>
Next, a second embodiment of the rotary sheet device will be described with reference to FIG. In addition, the description of the content that overlaps with the rotary sheet device 1 described above will be omitted.
The rotating seat device 101 of the second embodiment is applied to rear seats in a compact vehicle having two rows of seats in the longitudinal direction of the vehicle.

The rotary seat device 101 includes a seat 110 having a first seat portion 111 and a second seat portion 112 adjacent to each other in the seat width direction, a seat rotation mechanism 150 and a seat slide mechanism 160 .
Specifically, the seat rotation mechanism 150 connects the first seat portion 111 and the second seat portion 112 so as to be relatively rotatable about the seat rotation shaft 151 .

The rotating seat device 101 can switch the seating seat 110 from the normal position shown in FIG. 4(a) to the rotating position shown in FIG. 4(b).
Specifically, the rotating seat device 101 uses the seat rotating mechanism 150 to set the angle at which the seated persons face each other to approximately 120 degrees, and rotates the seating seat 110 at the rotating position of the seating seat 110 set at that angle. Lockable.
The seat slide mechanism 160 of the rotary seat device 101 can slide the seat 110 forward toward the left and right front seats.

In the above configuration, as shown in FIG. 4B, the left and right front seats can be rotated to face the seating seat 110, and can be slid rearward toward the seating seat 110. can.
Therefore, by arranging the seating seat 110 and the left and right front seats shown in FIG.

Further, in the above configuration, the rotating seat device 101 is configured so that the first pad portion 131 and the second pad portion 132 partially contact each other at the front portion of the seat when the seating seat 110 is moved to the rotating position.
At this time, the pad contact portion 135, which is the portion where the pad portions come into contact with each other, is provided detachably. The removed pad contact portion 135 can be attached to the gap formed between the first pad portion 131 and the second pad portion 132 from the rear of the seat.
Therefore, by effectively utilizing the removable pad contact portion 135, it is possible to ensure the sitting comfort of the seating seat 110 over the entire surface of the seat.

The pad contact portion 135 may be formed as a detachable pad portion, or may be formed so as to have a relatively large amount of elastic deformation with respect to the load applied to the cushion pad 130 . In this way, even if the pad portions come into contact with each other, the seat 110 can be smoothly rotated.
In this case, it is desirable that the bottom portion of the seating seat 110 is separately provided with a pad portion that can be attached to the gap portion.

<Third Embodiment of Rotating Seat Device>
Next, a third embodiment of the rotating seat device will be described with reference to FIG.
The rotating seat device 201 includes a seating seat 210 having a first seat portion 211 and a second seat portion 212 adjacent to each other in the seat width direction, and a seat rotating mechanism 250 .

The rotating seat device 201 can switch the seating seat 210 from the normal position shown in FIG. 5(a) to the rotating position shown in FIG. 5(b).
Specifically, the rotary seat device 201 rotates the second seat portion 212 to a predetermined angle with respect to the first seat portion 211 by means of the seat rotation mechanism 250, and slides the second seat portion 212 slightly forward toward the front seat. It is possible to switch to the position where the

In addition, as shown in FIG. 4(b), the front seats corresponding to the driver's seats can be rotated to face the seating seat 110, and can be slid rearward toward the seating seat 210. position can be moved.
Furthermore, the front seat, which corresponds to the front passenger seat, can be used as a table by folding the seat back.
Therefore, by arranging the seat 210 and the left and right front seats, the occupants can spend time in a more comfortable environment.

<Fourth Embodiment of Rotating Seat Device>
Next, a fourth embodiment of the rotary sheet device will be described with reference to FIGS. 6 and 7. FIG.
The rotating seat device 301 includes a seating seat 310 having a first seat portion 311 and a second seat portion 312 adjacent to each other in the seat width direction, and a seat rotating mechanism 350 (seat rotating shaft 351).
Further, the upper end portion of the seat rotation shaft 351 is provided with an outer projecting portion 351a that projects outward from the seat rotation shaft 351 in a direction orthogonal to the axial direction. The outer projecting portion 351a has a substantially rectangular shape and can be used, for example, as a table.

Of the seat frame 320, the frame portion that serves as the skeleton of the seat cushion is formed as two substantially rectangular frames, as shown in FIG. 6(b).
At the right end position of the first frame portion 321, a front portion, a substantially central portion, and a rear portion are formed with first frame connecting portions 321a capable of axially supporting the seat rotating shaft 351, respectively.
Similarly, the second frame portion 322 is formed with three second frame connecting portions 322a.
The seat rotating shaft 351 is pivotally supported by any one selected from the three frame connecting portions 321a (322a).

For example, when the seat rotating shaft 351 is pivotally supported by the frame connecting portion 321a (322a) in the front portion of the seat, the seat arrangement as shown in FIG. 7(a) is possible.
Further, for example, when the seat rotating shaft 351 is pivotally supported by the frame connecting portion 321a (322a) at the rear portion of the seat, the seat arrangement as shown in FIG. 7B is possible.

<Other embodiments>
In the above-described embodiment, as shown in FIG. 2, the skin 40 has stretchability and is configured to stretch and contract following the rotational motion of the second seat portion 12 and the third seat portion 13. , can be changed without particular limitation.
For example, the skin 40 is preliminarily folded into a bellows shape between the three seat portions 11, 12, and 13 when the seating seat 10 is in the normal position, and unfolds as the seating seat 10 rotates. It may be configured as follows. In addition, a known configuration may be adopted as appropriate.

In the above embodiment, the skin 40 integrally covers the three seat portions 11, 12 and 13 as shown in FIG. When moved, gaps may be formed between the three sheets to divide them into three independent skin parts.

In the above-described embodiment, as shown in FIG. 1, the seat slide mechanism 60 connects the seating seat 10 and the seat rotation mechanism 50 to the vehicle body floor so as to be slidable in the longitudinal direction. Instead, they may be connected so as to be slidable in the left-right direction.
That is, the slide rail 61 may extend in the lateral direction of the seat and be assembled inside the floor of the vehicle body.
In this way, a wider variety of seat arrangements for the seating seat 110 are possible.

In each of the above-described embodiments, a rotating seat device used in an automobile was described as a specific example. It can also be used as a vehicle seat device.
In addition to vehicle seat devices, it can also be used as a rotating seat device that is widely used indoors or outdoors in commercial facilities such as movie theaters and planetariums, and public facilities such as hospital waiting rooms.

In this embodiment, the rotary sheet device according to the present invention has been mainly described.
However, the above embodiment is merely an example for facilitating understanding of the present invention, and does not limit the present invention. The present invention can be modified and improved without departing from its spirit, and the present invention includes equivalents thereof.

1, 101, 201, 301 rotating seat device 10, 110, 210, 310 seat 10a seat cushion 10b seat back 10c headrest 10d support leg 11, 111, 211, 311 first seat portion 12, 112, 212, 312 second Seat portion 13 Third seat portions 20, 320 Seat frames 21, 321 First frame portion 21a, 21b, 321a First frame connecting portions 22, 322 Second frame portion 22a, 22b, 322a Second frame connecting portion 23 Third frame Part 23a, 23b Third frame connecting parts 30, 130 Cushion pads 31, 131 First pad part 31a First pad projecting parts 32, 132 Second pad part 32a Second pad projecting part 33 Third pad part 34 Pad projecting part 135 Pad contact portion 40 Outer skin 50, 150, 250, 350 Seat rotation mechanism 51, 151, 251, 351 Seat rotation shaft 351a Outer projecting portion 52, 53 Reclining body 54 Positioning member 55 Guide rail 60, 160, 260, 360 Seat slide mechanism 61 slide rails 62, 63 slider

Claims (9)

a sitting seat on which a person can sit;
a seat rotation mechanism that rotatably connects the seating seat to the vehicle body floor,
The seat rotation mechanism has a seat rotation shaft extending in the vertical direction,
further comprising a seat slide mechanism for slidably connecting the seating seat and the seat rotation shaft to the vehicle body floor;
The seat slide mechanism has a slide rail extending in the seat front-rear direction,
The seat rotation shaft is arranged on the slide rail,
At least three or more of the slide rails are arranged at intervals in the vehicle width direction,
The seat rotation shaft is arranged on the slide rails other than the left and right slide rails arranged at the outermost positions in the vehicle width direction among the plurality of slide rails. A rotating seat device for a vehicle, characterized by: a seating seat on which a person can sit;
a seat rotation mechanism that rotatably connects the seating seat to the vehicle body floor,
The seat rotation mechanism has a seat rotation shaft extending in the vertical direction,
further comprising a seat slide mechanism for slidably connecting the seating seat and the seat rotation shaft to the vehicle body floor;
The seat slide mechanism has a slide rail extending in the seat front-rear direction,
The seat rotation shaft is arranged on the slide rail,
The slide rail has a guide rail that guides the rotational movement of the seating seat,
The seat slide mechanism is provided on the seating seat and has a slider that is slidably connected to the guide rail.A rotating seat device for a vehicle, characterized by: 3. The vehicular rotating seat device according to claim 2 , wherein the slider is arranged at a position rearward of the seat rotation axis in the seating seat. 4. The rotating seat device for a vehicle according to claim 2 , wherein the slider is arranged outside the seat rotating shaft in the width direction of the vehicle. a seating seat on which a person can sit;
a seat rotation mechanism that rotatably connects the seating seat to the vehicle body floor,
The seat rotation mechanism has a seat rotation shaft extending in the vertical direction,
further comprising a seat slide mechanism for slidably connecting the seating seat and the seat rotation shaft to the vehicle body floor;
The seat slide mechanism has a slide rail extending in the seat front-rear direction,
The seat rotation shaft is arranged on the slide rail,
a second seating seat on which one can sit;
a second seat rotation mechanism that rotatably couples the second seating seat to the vehicle body floor;
The second seat rotation mechanism has a second seat rotation shaft extending in the vertical direction,
The second seat rotation shaft is arranged on the slide rail on which the seat rotation shaft is arranged. A rotating seat device for a vehicle, characterized by: a seating seat on which a person can sit;
a seat rotation mechanism that rotatably connects the seating seat to the vehicle body floor,
The seat rotation mechanism has a seat rotation shaft extending in the vertical direction,
further comprising a seat slide mechanism for slidably connecting the seating seat and the seat rotation shaft to the vehicle body floor;
The seat slide mechanism has a slide rail extending in the seat front-rear direction,
The seat rotation shaft is arranged on the slide rail,
a second seating seat on which one can sit;
a second seat rotation mechanism that rotatably couples the second seating seat to the vehicle body floor;
The second seat rotation mechanism has a second seat rotation shaft extending in the vertical direction,
The second seat rotation shaft is arranged at a position different from that on the slide rail where the seat rotation shaft is arranged. A rotating seat device for a vehicle, characterized by: The second seating seat is arranged on the pair of slide rails extending in the longitudinal direction of the seat,
The second seat rotation shaft is arranged between the pair of slide rails in the vehicle width direction, and is arranged at a position outside a central position of the vehicle in the vehicle width direction. 7. The rotating seat device for a vehicle according to 6 . Of the pair of slide rails on which the second seating seat is arranged,
The seating seat is further arranged on one of the slide rails,
8. The vehicle swivel seat device according to claim 7 , wherein the seat is not arranged on the other slide rail. A vehicle comprising the rotating seat device for a vehicle according to any one of claims 1 to 8 .

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