JP2019064307A - Vehicle seat - Google Patents

Abstract

To provide a vehicle seat enabling changing a height of the whole seat to a lower height in a state of erecting a seatback from a seating possible state, and enabling loading a baggage and a child seat as a mounted body on a seat cushion even in a position in which a height of the seat is changed to a lower height.SOLUTION: A vehicle seat which includes a seat cushion S2, and a seatback S1 rotatably connected via a rotary shaft 30a, and can be stored in a storage floor F2 formed at a lower position than a vehicle body floor F1 is such that: there is provided a mounting member for mounting a mounted body to the vehicle seat; in a state of erecting the seatback, a height position of the rotary shaft 30a is moved to a lower position than the vehicle body floor; the seat cushion can be stored in the storage floor; and the mounting member can be used in a state that the seat cushion is stored in the storage floor, and the seatback is erected.SELECTED DRAWING: Figure 8

Description

  The present invention relates to a vehicle seat, and more particularly to a vehicle seat capable of storing a seat back and a seat cushion on a storage floor formed at a lower position than a vehicle body floor.

  In the prior art, means are known for displacing the height of the seat cushion by means of a link which is pivotally mounted relative to the seat cushion and the vehicle body floor.

  Patent Document 1 discloses a dive-down structure in which the seatback is tilted forward so that the seatback is substantially parallel to the seat cushion with displacement of the height of the seat cushion by the link, and the entire seat is stored at a low position. Have been described.

  Further, as a mechanism for attaching a child seat to a vehicle such as a car, there is a mechanism defined by the international standard ISOFIX. For example, as described in Patent Document 2 below, in the ISOFIX mechanism, a child seat connector is connected to and fixed to a mounting bracket called a lower anchorage provided on a seat.

JP, 2012-144092, A JP, 2009-202788, A

  However, in the prior art of Patent Document 1, since the seatback is tilted forward by the dive down operation, when the height of the seat cushion is displaced low, loading of the load on the seat cushion or the child seat by the ISOFIX mechanism It will not be possible to mount it.

  Therefore, in the present invention, it is possible to displace the height of the seat low in a state where the seatback is erected from the sitting state, and a vehicle seat capable of loading luggage on the seat cushion even at a position where the height is low is desired. It is rare.

  The present invention has been made in view of the above problems, and an object thereof is to make it possible to lower the height of the entire seat in a state in which the seatback is erected from the seatable state, and An object of the present invention is to provide a vehicle seat capable of loading luggage on a seat cushion even at a position where the height of the seat is displaced low.

  According to the vehicle seat of the present invention, the subject includes a seat cushion and a seat back pivotally connected to the seat cushion via a pivot shaft, the seat cushion and the seat back A vehicle seat that can be stored in a storage floor formed at a lower position than a vehicle body floor, including a mounting member for attaching a mounted body to the vehicle seat, in a state where the seatback is erected The height position of the pivot shaft of the seatback is moved to a lower position than the vehicle body floor, and the seat cushion can be stored in the storage floor, and the seat cushion is mounted on the storage floor. This is solved by the fact that the mounting member can be used in the stored state and in the state in which the seat back is erected.

  In the vehicle seat of the present invention configured as described above, the height of the seat cushion can be displaced to a lower position stored in the storage floor, and the seat cushion is stored in the storage floor Even in the state, since the seat back can be erected, it is possible to attach a child seat which is a mounted body even at a position where the height of the seat cushion is low.

Further, in the above configuration, the attachment member may be provided on the seat cushion.
In the above configuration, the mounting member (ISO wire) for mounting the child seat, which is the mounted body, is provided on the seat cushion side, so that the mounted body (child seat) can be stably mounted.

Further, in the above configuration, the seat cushion includes a connecting member extending in the width direction of the vehicle seat, the connecting member is provided at the rear of the vehicle seat, and the mounting member is It is good to be attached to the said connection member.
In the above configuration, in the seat cushion, the mounting member (ISO wire) is provided at the portion where the strength is improved by the connecting member, and therefore, the mounting body (child seat) can be attached to the portion where the mounting strength is improved. It becomes.

Further, in the above configuration, a rail member connecting the seat back to the vehicle body floor in a height adjustable manner is provided, and the rail member is a seat side rail member provided on the seat back, and the vehicle body floor And the seat back is configured to be adjustable in height with respect to the vehicle floor by slidably engaging the seat side rail member and the floor side rail member. It is good to be done.
In the above configuration, the seatback can be adjusted in height with respect to the vehicle body floor with a simple configuration.

Further, in the above configuration, a first shaft portion rotatably connecting the seat cushion and the seat back, and a second shaft portion rotatably connecting the seat side rail member to the seat back Should be included.
In the above configuration, the seat cushion can be rotated and moved to the storage position by making the locus of the seat back pivotable by the first axis and the second axis while making the height adjustment mechanism function. It becomes.

Further, in the above configuration, the seat back is rotatably attached to the seat cushion via a reclining mechanism, and includes a hinge portion connecting the seat back and the vehicle body floor, and the hinge The part may include the floor side rail member and a hinge base attached to the vehicle body floor, and the floor side rail member and the hinge base may be rotatably connected.
In the above configuration, the angle of the seat back attached to the vehicle floor can be reclined by the reclining mechanism.

Further, in the above configuration, the seat back is rotatable to a position where the seating surface of the seat back and the seating surface of the seat cushion abut on the first shaft portion, and the hinge portion is the seat The seat back may be rotatable to a position where the seat surface of the back and the seat surface of the seat cushion abut.
In the above configuration, the seatback attached to the vehicle body floor can be turned forward to allow the dive-down operation to the stored state.

Further, in the above configuration, the second shaft portion may be a pivot shaft of the hinge portion.
In the above configuration, it is possible to turn the seatback to a position where the second shaft portion pivotally connecting the seat-side rail to the seatback and the seating surface of the seatback abut on the seating surface of the seat cushion. Since the hinge part to be formed is comprised as one member, it becomes possible to reduce a number of parts.

Further, in the above configuration, a plurality of the attachment members and the seat-side rail members are provided, and the outer attachment members are disposed outside the outer seat-side rail members in the width direction of the vehicle seat. In the width direction of the vehicle seat, the inner attachment member may be disposed outside the inner seat-side rail member.
In the above configuration, the mounting member is disposed at a position where the mounting member does not interfere with the rail member serving as the height adjustment mechanism in the seat width direction. It becomes possible to make installation easy.

Further, in the above configuration, the seat cushion includes a seat cushion main body portion, and a bracket portion connecting the seat cushion main body portion and the seat back, the link member being attachable to and detachable from the storage floor, The seat cushion is provided such that the front end portion of the seat cushion can be flipped up by a third shaft portion, and the second shaft portion in the seatable state is the first shaft in the vertical direction of the vehicle seat It is good to be arrange | positioned between the part and the said 3rd axial part, and to be arrange | positioned by the position which overlaps with the said seat back in the front-back direction of the said vehicle seat.
In the above configuration, it is possible to suppress an increase in size of the hinge portion.

According to the vehicle seat of the present invention, the height of the seat cushion can be displaced to a lower position stored in the storage floor, and the seat cushion can be stored in the storage floor. Since it is possible to raise the seat back, it is possible to attach a child seat which is a mounted body even at a position where the height of the seat cushion is low.
Further, according to the vehicle seat of the present invention, the mounting member (ISO wire) for mounting the child seat which is the mounted body is provided on the seat cushion side, so that the mounted body (child seat) can be stably mounted. It becomes possible.
Further, according to the vehicle seat of the present invention, in the seat cushion, the mounting member (ISO wire) is provided at the portion where the strength is improved by the connecting member, so the portion where the mounting strength of the mounting body (child seat) is improved. It becomes possible to attach to.
Further, according to the vehicle seat of the present invention, it is possible to make the height of the seat back adjustable relative to the vehicle body floor with a simple configuration.
Further, according to the vehicle seat of the present invention, the seat cushion is pivoted to the storage position by making the locus of the seat back pivotable by the first axis and the second axis while making the height adjustment mechanism function. It is possible to move it.
Further, according to the vehicle seat of the present invention, it is possible to recline the angle of the seat back attached to the vehicle body floor by the reclining mechanism.
Further, according to the vehicle seat of the present invention, it is possible to tilt down the seatback attached to the vehicle body floor and to perform the dive-down operation to the stored state.
Further, according to the vehicle seat of the present invention, the second shaft portion rotatably connecting the seat side rail to the seat back, and the position where the seating surface of the seat back and the seating surface of the seat cushion abut Since the hinge portion that makes the seat back pivotable is configured as one shaft, it is possible to reduce the number of parts.
Further, according to the vehicle seat of the present invention, since the mounting member and the rail member serving as the height adjustment mechanism do not interfere with each other in the seat width direction, the mounting member can be attached to the seat cushion from the front of the seat As a result, the rail member can be easily attached to the seat back.
Further, according to the vehicle seat of the present invention, it is possible to suppress the enlargement of the hinge portion.

It is a perspective view of a seat frame concerning an embodiment of the present invention. 1 is a perspective view of a vehicle seat according to an embodiment of the present invention. It is a perspective view of the back of a vehicular seat concerning an embodiment of the present invention. It is an explanatory view showing a hinge part and a rail member when seat back of a vehicular seat concerning an embodiment of the present invention is standing up. It is an explanatory view showing a hinge part and a rail member when a seat back of a vehicular seat concerning an embodiment of the present invention is in a storing state. It is an explanatory view showing an engaging part with a vehicle body when a seat for vehicles concerning an embodiment of the present invention is in a seating possible state. FIG. 6 is an explanatory view showing an engaging portion with a vehicle body when the vehicle seat according to the embodiment of the present invention is in the seatback standing up dive down state. It is an explanatory view when a seat for vehicles concerning an embodiment of the present invention is in a state where seating is possible. It is an explanatory view when a vehicle seat concerning an embodiment of the present invention is in a seat back standing up dive down state. It is an explanatory view when a seat for vehicles concerning an embodiment of the present invention is in a storing state.

  Hereinafter, a vehicle seat according to an embodiment of the present invention (hereinafter, the present embodiment) will be described by taking a vehicle seat as an example with reference to FIGS. 1 to 9. As a vehicle seat according to the present embodiment, a rear seat corresponding to a rear seat of a vehicle will be described as an example, but in a vehicle provided with three rows of seats in the longitudinal direction of the vehicle It is available.

  The embodiments described below are merely examples for facilitating the understanding of the present invention, and are not intended to limit the present invention. That is, the shapes, sizes, arrangements, etc. of members described below can be modified or improved without departing from the scope of the present invention, and it is a matter of course that the present invention includes the equivalents thereof.

In the following description, “front-rear direction” means the front-rear direction (vehicle front-rear direction) when viewed from the occupant of the vehicle, and is a direction that matches the traveling direction of the vehicle.
"Seat (vehicle) width direction" means the width direction of the seat (vehicle), which coincides with the left-right direction as viewed from the vehicle occupant.
Further, "vertical direction" means the height direction of the vehicle, which corresponds to the vertical direction when the vehicle is viewed from the front.

[1. Outline of Seat Frame 1]
As shown in FIG. 1, the seat frame 1 mainly includes a seat back frame 10 and a seat cushion frame 20. The seat back frame 10 forms a framework of a backrest portion of the seat frame 1, and the seat cushion frame 20 forms a framework of a seating portion of the seat frame 1.

  In a vehicle on which a vehicle seat S is mounted, a concave storage floor formed at a lower position than a vehicle body floor F1 on the front side of the vehicle seat S (seat frame 1) as shown in FIGS. 1 and 2 F2 is provided.

(Seat back frame 10)
As shown in FIG. 1, the seat back frame 10 is provided on both sides in the seat width direction, and connects the lower end portions of the pair of side frames 11A and 11B and the pair of side frames 11A and 11B extending in the vertical direction. The connection member 12 and the upper frame 13 connecting the upper ends of the pair of side frames 11A and 11B are processed into a substantially rectangular frame shape.

  An international standard called ISOFIX exists for a mechanism for attaching a child seat to a vehicle such as a car. A connector of the child seat is connected to the ISO wires 14A and 14B (attachment members) defined by ISOFIX and one of the mechanisms, and the child seat is fixed to the vehicle seat S. In the example shown in FIG. 1, the ISO wires 14A and 14B are attached to a connecting member 12 provided behind the vehicle seat S and extending in the seat width direction.

  In the vehicle seat S of the present embodiment, since the ISO wires 14A and 14B (attachment members) are provided on the seat cushion frame 20 of the seat cushion S2, it is possible to stably attach the mounted body (child seat). Further, in the seat cushion frame 20, the ISO wires 14A and 14B (attachment members) are provided at the portions where the strength is improved by the connecting member 12, so the attachment body (child seat) is attached to the portions where the attachment strength is improved. It becomes possible.

  The seat back frame 10 is provided with a rail member 15 extending in the seat vertical direction. The rail member 15 (seat side rail member) is connected to a rail member (floor side rail member) of the hinge portion H described later to configure a height adjustment mechanism of the seat.

  Further, the side frame 11B of the seat back frame 10 is provided with a striker engaging portion 16 capable of engaging with a striker provided on the vehicle body B. The side on which the striker engaging portion 16 is provided is the outer side in the sheet width direction.

  Here, in the sheet width direction, the outer ISO wire 14B is disposed on the outer side than the outer rail member 15, and the inner ISO wire 14A is disposed on the outer side than the inner rail member 15, and the sheet width The ISO wires 14A and 14B (attachment members) and the rail members 15 (height adjustment mechanism) do not interfere with each other in the direction. Therefore, the mounting of the ISO wires 14A and 14B on the seat cushion frame 20 from the front of the seat and the mounting of the rail member 15 on the seat back frame 10 can be facilitated.

(Seat cushion frame 20)
As shown in FIG. 1, the seat cushion frame 20 includes a pair of side frames 21 disposed on the left and right sides in the seat width direction, a front frame 22 connecting front portions of the side frames 21, and each side frame 21. And a rear frame 23 that connects the rear parts of the two.

  The support leg 25 is a substantially U-shaped pipe member for supporting the seat cushion S2, as shown in FIGS. The upper end portion of the support leg 25 is connected to the left and right inner side surfaces of the seat cushion frame 20 and to a substantially central portion in the front-rear direction, and is rotatable about the link member rotation shaft 24. A substantially central portion in the left-right direction of the support leg 25 is detachably held by a foot catch 40 provided on the storage floor F2.

  The support leg 25 can be switched to a locked state in which the pivoting operation is locked by a known leg locking device (not shown), and specifically in the storage state, the seat cushion S2 is placed on the storage floor F2. When stored, the pivotal movement of the support leg 25 is locked. Then, when the support leg 25 is pulled, the locked state is released, and the support leg 25 can be moved to a position where it can be attached to the foot catch 40 so as to return to the seatable state.

  The foot catch 40 is a substantially U-shaped member for detachably holding the support leg 25 and is mounted on the storage floor F2. The width of the opening of the foot catch 40 is slightly smaller than the width of the support leg 25, and the support leg 25 is detachably held by elastically deforming the foot catch 40.

  The seat frame 1 is provided with a known reclining device (not shown), can be switched to a locked state for locking the pivoting operation of the seat back frame 10, and locks the seat back frame 10 in an upright state, The lock state is released by operating an operation lever (not shown), and the seat back frame 10 can be rotated forward to be folded on the seat cushion frame 20.

[2. Outline of Vehicle Seat S]
The vehicle seat S is attached between the seat body and the storage floor F2 and supports the seat cushion S2, as shown in FIG. 2, the seat body including the seat back S1, the seat cushion S2, and the headrest S3. Main components are the support leg 25, the coupling member 30 rotatably connecting the seat back S1 to the seat cushion S2, and the foot catch 40 attached to the storage floor F2 and detachably holding the support leg 25. It is configured.

  A striker engaging portion 16 capable of engaging with a striker provided on a vehicle body B described later is provided at a shoulder on the vehicle body B side of the seat back S1.

  The coupling member 30 (bracket portion) is a member for coupling the seat back S1 and the seat cushion S2, and the seat back S1 is rotated relative to the seat cushion S2 on the pivot shaft 30a (first shaft portion) of the coupling member 30. It is connected to be movable (foldable). Further, the seat cushion S2 is configured to be able to flip up the front end portion of the tip-up rotation shaft 30b (third shaft portion) of the coupling member 30.

  As shown in FIG. 3, the rail member 15 is exposed on the back surface of the seat back S1, and engages with the rail member R of the hinge portion H attached to the vehicle body floor F1 to lower the seat back S1. It is configured to be slidable.

  The hinge portion H is configured such that the movable portion Hc is connected to a hinge base Hb attached to the vehicle body floor F1 at the hinge rotation axis Ha (second shaft portion). The movable portion Hc is configured to be pivotable with respect to the hinge base Hb at the hinge pivot axis Ha.

  The movable portion Hc and the rail member R are rotatably connected to each other via a link r. Specifically, the link r and the movable portion Hc are rotatably connected at the link rotation axis r1, and the link r and the rail member R are rotatably connected at the link rotation axis r2. .

  In the vehicle seat S of the present embodiment, the seat back S1 is moved to the standing state (FIG. 4A) or the storage state (FIG. 4B) by the movable portion Hc and the rail member R rotatably connected to each other by the link r. It has become possible. When moving the seat back S1 from the upright state shown in FIG. 4A to the stored state shown in FIG. 4B, the movable portion Hc of the hinge portion H pivots on the hinge pivot axis Ha, and the hinge base Hb and the movable portion Hc is linearly arranged, and the link r rotates on the link rotation axis r1, and the rail member R rotates on the link rotation axis r2. In this way, the seating surface of the seat back S1 is substantially parallel to the storage floor F2 and is in the stored state (FIG. 4B).

  As shown in FIGS. 5 and 6, the vehicle body B is provided with an upper striker Ba and a lower striker Bb. The upper striker Ba engages with the striker engaging portion 16 of the seatback S1 in the seatable state, and the lower striker Bb engages with the striker engaging portion 16 of the seatback S1 in the seatback standing up dive down state Is located in

  In the vehicle seat S, the seating surfaces of the seat back S1 and the seat cushion S2 (surfaces on the side that the occupant contacts when seated) are configured more flexibly than the vehicle floor F1 and the storage floor F2, so the vehicle floor F1 or storage The shock absorbing property is high for the floor F2.

[3. About sheet arrangement]
In the vehicle seat S, a seatable state where an occupant can sit (FIG. 7), and a seatback standing up dive down state (FIG. 8) in which the seat cushion S2 is accommodated in the storage floor F2 and the seatback S1 stands up The seat arrangement of three types of forms of a storage state (FIG. 9) which made the back S1 and the seat cushion S2 be stored in the storage floor F2 is possible. Hereinafter, three types of seat arrangements will be described.

(Seating possible state)
FIG. 7 shows the state of the vehicle seat S in the seatable state. When the seatback S1 is in the seatable state, the seatback S1 is locked in an upright state by a reclining device (not shown), and the seat cushion S2 is supported by the support legs 25 held by the foot catch 40.

  In the seating enabled state, as shown in FIG. 5, the upper striker Ba provided on the vehicle body B engages with the striker engaging portion 16 of the seat back S 1 to fix the vehicle seat S to the vehicle body B. Be done.

  Since the seat back S1 stands up with respect to the seat cushion S2 in the seatable state, it is possible to fix the child seat to the ISO wires 14A and 14B, and the child seat (mounted body) is mounted on the vehicle seat S It is possible to

  The hinge rotation axis Ha (second shaft portion) in the seatable state is the rotation shaft 30a (first shaft portion) and the tip-up rotation shaft 30b (third shaft portion) in the vertical direction of the vehicle seat. , And is disposed at a position overlapping with the seat back S1 in the front-rear direction of the vehicle seat, so that the enlargement of the hinge portion H can be suppressed.

(Seat back standing up dive down state)
FIG. 8 shows the state of the vehicle seat S in the seatback standing up dive-down state. When in the seatback standing up dive-down state, the seatback S1 is locked in the upright state by a reclining device (not shown), and the lower surface of the seat cushion S2 is close to the surface of the storage floor F2.

  In the seatback standing up dive down state, as shown in FIG. 6, the lower striker Bb provided on the vehicle body B engages with the striker engaging portion 16 of the seatback S1, whereby the vehicle seat S is the vehicle body B. Fixed against

  Even in the seatback standing up dive state, since the seatback S1 stands up with respect to the seat cushion S2, it is possible to fix the child seat to the ISO wires 14A and 14B. It is possible to mount the body).

(Stored)
FIG. 9 shows the state of the vehicle seat S when in the stored state (dive down state). When in the stored state, the lower surface of the seat cushion S2 is in contact with the surface of the storage floor F2, and the seating surface of the seat back S1 is folded so as to be close to the seating surface of the seat cushion S2.

[4. About sheet arrangement change operation]
The vehicle seat S can be changed between the seat arrangements of the three types of the seatable state (FIG. 7), the seatback standing up dive state (FIG. 8), and the storage state (FIG. 9). Hereinafter, the operation at the time of changing three types of sheet arrangements will be described.

(A. Change from the seating possible state to the seat back standing up dive down state)
First, the operation of moving the vehicle seat S from the seating enabled state (FIG. 7) to the seatback standing up dive down state (FIG. 8) will be described based on FIGS. 7 and 8. FIG.

  When moving the vehicle seat S from the seating enabled state to the seatback standing up dive down state, the lock of the support leg 25 is released and the engagement between the striker engaging portion 16 of the seatback S1 and the upper striker Ba is released. . Then, an operation lever (not shown) provided on the seat cushion S2 is operated. When the occupant operates the control lever, the seat cushion S2 rotates forward and downward to the storage floor F2.

  At this time, since the rail member 15 provided on the back surface of the seat back S1 and the rail member R are slidably connected, the seat back S1 is directed to the storage floor F2 to the lower side to the position shown in FIG. And slide. That is, since the rail member 15 is slidably engaged with the rail member R and connected, the seat back S1 and the seat cushion S2 are configured to be adjustable in height with respect to the vehicle body floor F1.

  In the vehicle seat S of the present embodiment, the height position of the pivot shaft 30a of the seatback S1 is moved to a lower position than the vehicle body floor F1 in a state where the seatback S1 is erected, and the seat cushion S2 is stored. It is possible to store it on the floor F2.

  By this operation, as shown in FIG. 8, the seatback S1 is erected with respect to the seat cushion S2, and the seat cushion S2 is switched to the seatback erecting dive down state stored in the storage floor F2.

(B. Change from the seating condition to the storage condition)
Next, an operation of moving the vehicle seat S from the seating possible state (FIG. 7) to the storage state (FIG. 9) will be described based on FIG. 7 and FIG.

  When moving the vehicle seat S from the seating possible state to the storage state, the lock of the support leg 25 is released and the engagement between the striker engaging portion 16 of the seat back S1 and the upper striker Ba is released. Then, an operation lever (not shown) provided on the seat back S1 is operated. When the occupant operates the operation lever, the locked state of the reclining device (not shown) is released, and the seat back S1 is on the seat front side centering on the hinge rotation axis Ha so as to move the seat cushion S2 to the storage floor. Start the rotation.

  A known cable (not shown) is connected between the operating lever and the reclining device, and the cable is pulled by the operation of the operating lever to unlock the reclining device.

  By this operation, as shown in FIG. 9, the seatback S1 and the seat cushion S2 are stored in the vehicle body floor F1, and the seating surface of the seatback S1 is folded so as to approach the seating surface of the seat cushion S2. Switch to the state.

(C. Change from the seat back standing up dive down state to the stored state)
Next, an operation of moving the vehicle seat S from the seatback standing up dive down state (FIG. 8) to the storage state (FIG. 9) will be described based on FIG. 8 and FIG.

  When the vehicle seat S is moved from the seatback standing up dive down state to the storage state, the engagement between the striker engaging portion 16 of the seatback S1 and the lower striker Bb is released. Then, the seat back S1 is pivoted so as to fold the seat forward.

  By this operation, as shown in FIG. 9, the seatback S1 and the seat cushion S2 are stored in the vehicle body floor F1, and the seating surface of the seatback S1 is folded so as to approach the seating surface of the seat cushion S2. Switch to the state.

  As described above, in the vehicle seat S according to the present embodiment, the seatback S1 is rotated about the pivot shaft 30a (first shaft portion) and the hinge pivot shaft Ha (second shaft portion) while the height adjustment mechanism is functioning. As a result, the seat back S1 and the seat cushion S2 can be rotated and moved to the storage position.

  Further, a hinge rotation axis Ha (second shaft portion) rotatably connecting the rail member 15 (seat side rail) to the seat back S1, a seating surface of the seat back S1, and a seating surface of the seat cushion S2 Since the hinge portion H which allows the seat back S1 to be pivotable to the abutting position is formed as one member, the number of parts can be reduced.

B Car body Ba Upper striker (upper engaged part)
Bb Lower striker (lower engaged part)
F1 Car body floor F2 Storage floor S Car seat S1 Seat back S2 Seat cushion S3 Headrest 1 Seat frame 10 Seat back frame 11A Side frame 11B Side frame 12 Connecting member 13 Upper frame 14A ISO wire (attachment member, wire member)
14B ISO Wire (Mounting Member, Wire Member)
15 Rail member (seat side rail member)
Reference Signs List 16 striker engaging portion 20 seat cushion frame 21 side frame 22 front frame 23 rear frame 24 link member rotation shaft 25 support leg (link member)
30 Coupling member (bracket part)
30a Rotating shaft (first shaft)
30b Tip-up rotation shaft (third shaft)
40 Foot catch (leg holding member)
H Hinge R Rail member (floor side rail member)
Ha hinge pivot (second shaft)
Hb Hinge base Hc movable part r link r1 link rotation axis r2 link rotation axis

Claims (10)

With a seat cushion,
And a seat back pivotally connected to the seat cushion via a pivot shaft,
The seat cushion and the seat back are vehicle seats that can be stored in a storage floor formed at a lower position than a vehicle body floor,
A mounting member for mounting a mounted body to the vehicle seat;
With the seatback erected, the height position of the pivoting axis of the seatback is moved to a lower position than the vehicle floor, and the seat cushion can be stored in the storage floor. ,
A vehicle seat characterized in that the mounting member is usable in a state in which the seat cushion is stored in the storage floor and in a state in which the seat back is erected.   The vehicle seat according to claim 1, wherein the mounting member is provided on the seat cushion. The seat cushion includes a connecting member extending in the width direction of the vehicle seat,
The connecting member is provided at the rear of the vehicle seat,
The vehicle seat according to claim 1, wherein the attachment member is attached to the connection member. A rail member connecting the seat back to the vehicle floor in a height adjustable manner;
The rail member is
A seat side rail member provided on the seat back;
A floor side rail member provided on the vehicle body floor;
The seat back is configured to be adjustable in height with respect to the vehicle body floor by slidably engaging the seat side rail member and the floor side rail member. The vehicle seat according to any one of the preceding claims. A first shaft portion rotatably connecting the seat cushion and the seat back;
The vehicle seat according to claim 4, further comprising a second shaft portion rotatably connecting the seat side rail member to the seat back. The seat back is rotatably attached to the seat cushion via a reclining mechanism,
A hinge portion connecting the seat back and the vehicle floor;
The hinge portion is the floor side rail member,
Including a hinge base attached to the vehicle floor,
The vehicle seat according to claim 5, characterized in that the floor side rail member and the hinge base are rotatably connected. The seat back is pivotable to a position where the seating surface of the seat back and the seating surface of the seat cushion abut on the first shaft portion,
7. The vehicle seat according to claim 6, wherein the hinge portion allows the seatback to rotate to a position where the seating surface of the seatback abuts on the seating surface of the seat cushion.   The vehicle seat according to claim 6, wherein the second shaft portion is a pivot shaft of the hinge portion. A plurality of the attachment members and the seat side rail members are provided, respectively.
In the width direction of the vehicle seat, the outer attachment member is disposed outside the outer seat rail member.
The vehicle according to any one of claims 4 to 8, wherein the attachment member on the inner side is disposed outside the seat rail member on the inner side in the width direction of the vehicle seat. Seat. It has a link member that is detachable from the storage floor,
The seat cushion includes a seat cushion main body, and a bracket that connects the seat cushion main body and the seat back.
The seat cushion is provided so that the front end portion of the seat cushion can be lifted upward by a third shaft portion.
The second shaft portion in the seatable state is disposed between the first shaft portion and the third shaft portion in the vertical direction of the vehicle seat, and the seatback in the front-rear direction of the vehicle seat The vehicle seat according to any one of claims 5 to 8, wherein the vehicle seat is disposed at a position overlapping with the vehicle seat.

Images