JP5641539B2 - Vehicle seat - Google Patents

Description

  The present invention relates to a vehicle seat. Specifically, the present invention relates to a reclining adjustable vehicle seat that is attached to a link mechanism that is attached to a partition panel that partitions a vehicle compartment and a trunk room.

  2. Description of the Related Art Conventionally, in a vehicle seat disposed as a rear seat of a vehicle, a seat back is attached via a link mechanism on a partition panel that partitions a vehicle compartment and a trunk room. Here, Patent Document 1 below discloses a seat back that is fastened to a movable portion of an electric link mechanism fastened on the partition panel so that reclining adjustment is possible.

  In this disclosure, the seat back frame that forms the skeleton of the seat back is hooked to the movable part of the link mechanism by the hook hook structure at the lower part, and the upper part is applied to the movable part. It is configured to be fixed by being fastened with bolts. By adopting such a configuration, the work of assembling and fixing the seat back to the movable part is first performed by hooking the hook structure of the lower part to temporarily hang the seat back on the movable part. Thus, the upper part can be positioned to the bolt fastening part of the movable part while moving the seat back from the temporary hooking part as a base point.

Japanese Patent No. 4043911

  However, in the related art disclosed above, the hook hook structure obtains a highly accurate engagement state in which the movement of the seat back after hooking is guided toward the position where the movable portion and the bolt are fastened. In addition to moving the seat back in the longitudinal direction of the seat, it is necessary to position the upper portion by moving the seat back in the seat width direction, and the assembling workability is poor. The present invention was devised as a solution to the above problems, and the problem to be solved by the present invention is that the seat back can be assembled with good workability on a partition panel that partitions the vehicle compartment and the trunk room. Is to make it.

In order to solve the above problems, the vehicle seat of the present invention takes the following means.
1st invention is a seat for vehicles in which reclining adjustment is attached to a link mechanism attached to a partition panel which a seat back partitions a vehicle room and a trunk room. The seat back is configured to be positioned in the front-rear direction of the seat by the contact surface formed on the skeleton portion being applied from the front side of the seat to the contact surface formed on the attachment portion of the link mechanism. Yes. The contact structure between the contact surface and the contacted surface is such that one surface is sandwiched as a pair from an oblique angle in which the surface is directed obliquely with respect to the front-rear direction with respect to the other surface. It is said that. With this abutment structure, the seat back is positioned in the front-rear direction of the seat relative to the attachment part of the link mechanism, and positioned in the attachment part in a state where movement in the rotational direction around the front-rear direction of the seat is restricted. Is done.

  According to the first aspect of the invention, the seat back is positioned in the front-rear direction of the seat with respect to the attachment portion by contacting the contact structure formed between the seat back and the attachment portion of the link mechanism. At the same time, the movement in the rotational direction about the front-rear direction of the seat is positioned in a restricted state. Therefore, the seat back is simply guided to the target mounting position with respect to the mounting portion by the above-described contact structure by simply pressing the seat back so as to contact the mounting portion of the link mechanism from the front side of the seat. Therefore, the seat back can be easily assembled on the partition panel.

  According to a second aspect of the present invention, in the first aspect described above, the seat back is supported with respect to the front-rear direction of the seat and the direction of gravity by being hooked from the upper side of the seat between the mounting portion. The hook structure is provided. The seat back is positioned in the seat front-rear direction, the seat width direction, and the seat up-down direction with respect to the attachment portion by the state where the contact structure is brought into contact with the hook structure being hooked. It becomes a state.

  According to the second aspect of the present invention, by further providing a hook structure between the seat back and the attachment portion, the contact structure is brought into contact with the hook structure in a state of being hooked. The back can be in a state of being positioned in the seat front-rear direction, the seat width direction, and the seat up-down direction with respect to the attachment portion. Therefore, the workability of assembling the seat back on the partition panel can be further improved by such a simple assembling structure.

  According to a third invention, in the first or second invention described above, the contact structure is set between the upper region in the seat back and the attachment portion.

  According to the third aspect of the invention, the contact structure is set between the upper region in the seat back and the attachment portion, so that the seat back is moved to the target attachment position according to the guide of the contact structure. It is possible to facilitate the position adjustment.

1 is an exploded perspective view showing a schematic configuration of a vehicle seat of Example 1. FIG. It is the perspective view which showed the state which hooked and engaged the seat back on the link mechanism. It is the III-III sectional view taken on the line of FIG. It is the front view which showed the state inclined when the seat back was attached to a link mechanism. It is the front view which showed the state by which the seat back was positioned by the contact structure. It is the side view which showed the operation | movement structure of the link mechanism.

  EMBODIMENT OF THE INVENTION Below, the form for implementing this invention is demonstrated using drawing.

  First, the configuration of the vehicle seat 1 according to the first embodiment will be described with reference to FIGS. As shown in FIG. 1, the vehicle seat 1 according to the present embodiment is disposed as a rear seat of a sedan type vehicle having an independent trunk room (loading room) at the rear. The vehicle seat 1 includes a seat back 10 that serves as a backrest for a seated occupant, a seat cushion 20 that serves as a seating portion, and a headrest 30 that serves as a support for the head. The seat back 10 is mounted on a partition panel 40 that separates the cabin (cabin) and the trunk room, the seat cushion 20 is mounted on a floor panel 41 that constitutes a floor surface in the cabin, and the headrest 30 is mounted on the seat back. 10 is attached to the top.

  Specifically, the seat back frame 11 that forms the skeleton of the seat back 10 is attached to the partition panel 40 with an electric link mechanism 50 interposed therebetween. The backrest angle can be adjusted. The seat cushion 20 is configured such that a seat cushion frame 21 constituting a skeleton thereof is connected to the floor panel 41 so as to be slidable in the front-rear direction of the seat, and a connecting arm 22 provided at a rear end thereof is connected to the seat cushion 20. A hinge is connected to a connecting arm 15 provided at the lower end of the back frame 11. Accordingly, the seat cushion 20 is adjusted by pushing and pulling the seating position in the front-rear direction of the seat in accordance with the movement of adjusting the backrest angle of the seat back 10. The headrest 30 is mounted on each of the square tube-shaped holders 14 fixed to the frame portion of the seat back frame 11 with the legs 31 of the stay 31 bent into an inverted U shape inserted through the headrest 30. It is fixed to the upper part of the seat back frame 11 by being inserted into each cylindrical support 34.

  Here, the seat back 10 is made of a cloth so that the pad 16 serving as a cushion body is assembled to the above-described seat back frame 11 from the front side, and further, the entire assembled structure is covered from the surface side. An epidermis 17 is applied to the skin. Similarly, the seat cushion 20 is made of a cloth so that a pad 23 serving as a cushion body is assembled to the above-described seat cushion frame 21 from the upper side, and the entire assembled structure is covered from the surface side. The outer skin 24 is covered and configured. In addition, the headrest 30 is formed by integrally foaming a pad 32 serving as a cushion body with respect to the above-described stay 31, and further, the headrest 30 is made of cloth so as to cover the entire portion where the pad 32 is formed from the surface side. An epidermis 33 is applied to the skin.

  Hereinafter, the attachment structure with respect to the partition panel 40 of the said seat back 10 is demonstrated. Here, the seat back frame 11 is configured by being assembled into a rectangular frame shape that forms a skeleton of each of the upper, lower, left and right peripheral portions of the seat back 10. In the frame of the seat back frame 11, a plurality of wires 12 are stretched in the seat width direction so as to support a pad 16 assembled on the front side from the rear side. Of these, the two holders 14 that function to mount the headrest 30 described above are bridged between the upper two wires 12 stretched in the frame of the seat back frame 11, respectively. Welded and provided. Further, the wire 12A stretched at the center portion in the height direction of the seatback frame 11 is bent in a crank shape in the height direction so that the end portions 12A1 on both sides thereof are higher than the center portion. Is formed. As shown in FIG. 2, each of the end portions 12A1 is pulled by each hook 52A formed on the movable link 52 when the seat back frame 11 is attached to the movable link 52 of the link mechanism 50 described later. It functions as a hanging part. Here, the movable link 52 corresponds to an “attachment portion” of the present invention.

  Further, a U-plate-like bracket 13 that is suspended in the frame of the seat back frame 11 is provided on the upper frame portion of the seat back frame 11 in a state in which both ends are fixed and integrated. ing. When the seat back frame 11 is attached to a movable link 52 of a link mechanism 50 described later, pins 52B provided on the movable link 52 are respectively provided in the arm portions extending in the height direction on both the left and right sides of the bracket 13. A vertically long slot 13A to be inserted is formed. Here, as shown in FIGS. 4 to 5, each of the long holes 13 </ b> A is formed so as to penetrate the bracket 13 in the front-rear direction of the sheet, which is the thickness direction of the bracket 13. The long hole 13A has a shape having a wider hole width than the diameter of the pin 52B, and the right side long hole 13A is curved in an arc shape on the inner side surface (the left side surface in the drawing). In the lower end side region, the hole width is wider than the diameter of the pin 52B, and the hole width is formed in a tapered shape toward the upper end side region so that the hole width becomes substantially the same as the diameter of the pin 52B. Yes.

  Referring to FIG. 2, when the seat back frame 11 is attached to a movable link 52 of a link mechanism 50 described later on the rear side surface of the arm portion 13 </ b> C extending in the seat width direction at the center of the bracket 13, each movable link 52. A contact surface 13B that is pressed and locked from the front side to the contacted surface 52C1 that faces the front side of the sheet of the long plate portion 52C that is integral with the long plate portion 52C is formed. Here, the long plate portion 52C is formed in an elongated shape in the sheet width direction, and is a flat contacted surface with the surface facing the front side of the sheet at the center in the sheet width direction. Surface 52C1 is formed. On the other hand, as shown in FIG. 3, the contact surface 13B formed on the rear side surface of the arm portion 13C of the bracket 13 is opposed to the facing surface 13B1 facing the contacted surface 52C1 of the long plate portion 52C. An upper inclined surface 13B2 that bends from the upper edge of 13B1 to the seat rear side and extends upward, and a lower inclined surface 13B3 that bends from the lower edge of the facing surface 13B1 to the seat rear side and extends downward. It has a bent shape. The facing surface 13B1 is formed with its surface facing the rear side of the seat, and is assembled in a state where the surfaces face each other in parallel with the contacted surface 52C1 of the long plate portion 52C. . The upper inclined surface 13B2 is formed with its surface inclined obliquely toward the lower rear side of the seat, and the lower inclined surface 13B3 is formed with its surface inclined obliquely toward the upper rear side of the seat.

  When the seat back frame 11 is attached to the movable link 52 of the link mechanism 50 described later, the contact surface 13B of the arm portion 13C having the bent shape is a contact surface 52C1 of the long plate portion 52C of the movable link 52. The upper inclined surface 13B2 and the lower inclined surface 13B3 are inclined to the upper edge side corner 52C1a and the lower edge side corner 52C1b of the contacted surface 52C1, respectively. It is applied so as to be sandwiched by an upper and lower pair from an angle. Accordingly, the upper inclined surface 13B2 and the lower inclined surface 13B3 of the contact surface 13B are respectively applied to the upper edge side corner 52C1a and the lower edge side corner 52C1b of the contacted surface 52C1 in a pair from the upper and lower sides. Due to the contact structure, the seat back frame 11 is positioned in the front-rear direction of the seat with respect to the long plate portion 52C of the movable link 52, and the movement in the rotational direction about the front-rear direction of the seat is restricted. Thus, the long plate portion 52C is positioned. The details of the configuration in which the seat back frame 11 is held in the state of being positioned on the movable link 52 by this contact will be described later. Here, the region where the arm portion 13C of the bracket 13 is set corresponds to the “upper region in the seat back” of the present invention.

  Next, the structure of the link mechanism 50 is demonstrated with reference to FIG.1 and FIG.6. As shown in FIG. 1, the link mechanism 50 has a pair of left and right link structures. As shown in FIG. 6, a fixed link 51 that is fixedly provided on the partition panel 40 and a seat back frame 11 are attached. The fixed link 51 and the movable link 52 are connected to each other, the upper link link 53 and the lower link link 54 are connected to each other, and the upper link link 53 and the lower link link 54 are connected to each other. The connecting link 55 and an electric motor 56 for driving and rotating the movable link 52 are included.

  The upper connection link 53 includes a first link 53A, a second link 53B, and a third link 53C. The front end portion of the first link 53A is rotatably connected to the upper portion of the movable link 52 by a pin 53A1. The front end of the second link 53B is rotatably connected to the rear end of the first link 53A by a pin 53B1, and the rear end of the second link 53B is rotatably connected to the upper portion of the fixed link 51 by a pin 53B2. It is connected. The upper end of the third link 53C is axially coupled to the vicinity of the rear end of the first link 53A by a pin 53C1, and the rear end of the third link 53C can be rotated to the vicinity of the upper portion of the fixed link 51 by a pin 53C2. It is connected to the shaft.

  The lower connection link 54 includes a fourth link 54A and a fifth link 54B. The front end of the fourth link 54A is rotatably connected to the lower portion of the movable link 52 by a pin 54A1. The upper end of the fifth link 54B is axially connected to the rear end of the fourth link 54A by a pin 54B1, and the rear end of the fifth link 54B is axially connected to the lower part of the fixed link 51 by a pin 54B2. Has been. The intermediate link 55 has an upper end rotatably coupled to the front lower portion of the third link 53C of the upper link 53 by a pin 55A, and a lower end of the intermediate link 55 by a pin 55B. A shaft is rotatably connected to the lower part of the front end of the five links 54B.

  The link mechanism 50 configured as described above is movable by operating the movable link 52 and each of the links connected thereto by driving and rotating the electric motor 56 by operating an electric switch (not shown) provided on the vehicle seat 1. The angle of the link 52 with respect to the fixed link 51 is changed, and the backrest angle of the seat back 10 attached to the movable link 52 is changed. In the state indicated by the phantom line of the link mechanism 50 shown in the figure, a large load of a predetermined value or more due to a vehicle rear-end collision or the like is input to the seat back 10 and the V-shape is formed. A state is shown in which the four links 54A are bent and deformed so that the entire link mechanism 50 operates to move the movable link 52 rearward. As described above, the link mechanism 50 is configured such that the fourth link 54A can be bent and deformed when the large load is applied, so that the back of the seated occupant precedes the head when the rear collision of the vehicle occurs. The movement of moving to the head is released, and the head is moved closer to the headrest 30 so that the movement of the head tilting backward can be reduced. Next, a method for attaching and fixing the seat back frame 11 to the movable link 52 will be described.

  As shown in FIGS. 1, 2, and 6, each end 12 </ b> A <b> 1 of the wire 12 </ b> A fixed to the seat back frame 11 described above is provided at the lower end of each movable link 52 configured as a pair of left and right described above. A hook-like hook 52A that can be hooked and engaged from the upper side of the seat is formed. These hooks 52A have a configuration including grooves that support the end portions 12A1 of the wire 12A from the upper side of the seat so that the end portions 12A1 are supported so as not to move in the longitudinal direction of the seat and in the direction of gravity. It has become. The lower end surface of the groove is an arc surface, and the end portion 12A1 of the inserted wire 12A is axially rotated so as to slide along the arc surface. Also, each end 12A1 itself of the wire 12A is formed in a circular shape in cross section, and the shaft 12 rotates in each groove with each end 12A1 hooked in the groove of each hook 52A. It has a configuration that can. As a result, the seat back 10 allows the end portions 12A1 of the wires 12A that are hooked into the grooves of the hooks 52A in the state where the end portions 12A1 of the wires 12A are hooked on the hooks 52A of the movable links 52. As a state that can rotate in the front-rear direction of the seat at the center, the state is hooked on each movable link 52.

  The movable links 52 on both sides are integrally connected to each other by a long plate portion 52C spanned between them. The long plate portion 52C has a central front surface extending in the sheet width direction as a flat contact surface 52C1 with the surface facing the front side of the sheet. A round bar-like pin 52B that protrudes toward the front side of the seat is fixed and provided in the vicinity of both ends. As shown in FIG. 2, the pins 52B are hooked on the hooks 52A of the movable links 52 by hooking the end portions 12A1 of the wires 12A provided on the seat back frame 11 described above. By operating the seat back frame 11 so as to push the seat back frame 11 backward with the end 12A1 of the wire 12A as a base point, the respective long holes 13A formed in the bracket 13 of the seat back frame 11 are inserted into these pins 52B. It is supposed to be.

  Specifically, the operation of inserting the long holes 13A of the bracket 13 into the pins 52B of the long plate portion 52C is performed as follows. That is, as shown in FIG. 4, after the seat back frame 11 is turned to the rear side of the seat to the position just before each long hole 13A is inserted into each pin 52B, the seat back frame 11 is connected to the wire on the left side in the figure. With the hook portion of the end portion 12A1 of 12A and the hook 52A of the movable link 52 as a base point, the seat is rotated and tilted counterclockwise with the front-rear direction of the seat as an axis, and the elongated hole 13A on the left side of the drawing is The pin 52B on the same side can be inserted in the vicinity of the upper end portion, and the elongated hole 13A on the right side in the figure is in a state in which the pin 52B on the same side can be inserted in the wide hole region near the lower end portion. Then, in this state, the seat back frame 11 is tilted rearward with the hook portion between the end portion 12A1 of the wire 12A on the left side of the figure and the hook 52A of the movable link 52 as a base point, and each elongated hole 13A is formed in each pin 52B. Plug in.

  Next, the seat back frame 11 is rotated clockwise to return its tilting posture, and the pin 52B inserted into the lower end region of the elongated hole 13A on the right side of the figure is formed into the shape of the elongated hole 13A. And slide to the upper end region where the hole width of the long hole 13A is narrow. As a result, as shown in FIG. 5, the seat back frame 11 has a configuration in which the pin 52B is inserted into a narrow hole portion of the long hole 13A on the right side of the figure, so that the seat width direction with respect to the long plate portion 52C can be obtained. Movement is restricted.

  Then, after the seat back frame 11 is rotated, the seat back frame 11 is finally pushed to the rear side of the seat, and as shown in FIG. 3, the contact formed on the central arm portion 13C of the bracket 13 described above. The seat back frame 11 is positioned at a position to be attached to the long plate portion 52C by bringing the surface 13B into contact with the contacted surface 52C1 at the center of the long plate portion 52C from the front side of the seat. It becomes locked. Specifically, the seat back frame 11 is pressed against the long plate portion 52C while being slightly swung in the clockwise direction or the counterclockwise direction shown in the drawing, and the upper inclined surface 13B2 of the contact surface 13B formed on the bracket 13 By bringing the side inclined surface 13B3 into contact with the upper edge portion and the lower edge portion of the contacted surface 52C1, the rotational movement is restricted. As a result, the seat back frame 11 is assembled in a state in which the seat back frame 11 is positioned in the seat longitudinal direction, the seat width direction, and the seat vertical direction with respect to the long plate portion 52C.

  Next, a fastening bolt B is inserted into the arm portion 13C and the long plate portion 52C of the bracket 13 in the contact state from the seat rear side of the long plate portion 52C, and both (bracket 13 and Fastening is performed so as to sandwich the long plate portion 52C). Specifically, the fastening bolts B are opposed to each other in the front-rear direction of the seat 13 in parallel with each other by the abutment. The facing surface 13B1 of the arm portion 13C of the bracket 13 and the abutted surface 52C1 of the long plate portion 52C. And inserted through the front side of the seat and fastened by a nut N. As a result, the bracket 13 and the long plate portion 52C are tightened by the bolt B and the nut N so as to further strengthen the mutual contact, and the bracket 13 and the long plate portion 52C are in contact with the contact surface 13B. The positioning force due to the contact structure with the contacted surface 52C1 is further strengthened and fixed integrally. As a result, the seat back frame 11 is attached to the partition panel 40 via the link mechanism 50. Thus, between the opposing surface 13B1 of the arm part 13C of the bracket 13 and the surface to be abutted 52C1 of the long plate part 52C, the mounting structure of both of them is provided in a state of facing in parallel with each other. By setting (fastening structure with bolts B and nuts N), both can be attached more simply and appropriately.

  Thus, according to the vehicle seat 1 of the present embodiment, the seat back 10 is brought into contact with the contact structure formed between the link mechanism 50 and the movable link 52 (long plate portion 52C). The long plate portion 52C is positioned in the front-rear direction of the seat and is positioned in a state where movement in the rotational direction about the front-rear direction of the seat is restricted. Therefore, the seat back 10 is simply pressed against the long plate portion 52C of the link mechanism 50 so as to come into contact with the front side of the seat, and the seat back 10 is aimed at the long plate portion 52C by the contact structure. Since the seat back 10 is positioned by being guided to the attachment position, the seat back 10 can be easily assembled on the partition panel 40.

  Further, by further providing a hook structure between the seat back 10 and the movable link 52, the contact structure is brought into contact with the hook structure in a state of being hooked. It can be set as the state each positioned in the sheet | seat front-back direction, the sheet width direction, and the sheet | seat vertical direction with respect to the part 52C. Therefore, the workability of assembling the seat back 10 on the partition panel 40 can be further improved by such a simple assembling structure. Further, by setting the contact structure between the upper region in the seat back 10 and the long plate portion 52C, the position adjustment for moving the seat back 10 to the target mounting position according to the guide of the contact structure. Can be made easier.

  As mentioned above, although the embodiment of the present invention has been described using one example, the present invention can be implemented in various forms in addition to the above example. For example, in the above embodiment, the contact surface 13B of the bracket 13 fixed to the seat back frame 11 is bent, and the contacted surface 52C1 of the long plate portion 52C against which the contact surface 13B comes into contact is planar. However, the contacted surface is bent, the contact surface is flat, and the contacted surface is inclined with respect to the longitudinal direction of the seat with respect to the contact surface. It may be configured to be applied so as to be sandwiched between a pair.

  Further, in the above-described embodiment, the contact surface 13B is configured so as to be sandwiched by a pair of upper and lower sides from an oblique angle in which the surface is inclined with respect to the contacted surface 52C1 with respect to the front-rear direction of the seat. Although illustrated, the contact structure of the contact surface and the contacted surface is such that one surface is sandwiched by a pair of left and right from an oblique angle in which the surface is inclined obliquely with respect to the front-rear direction of the seat with respect to the other surface. The configuration applied to Further, the surface abutting from the oblique angle is not limited to a flat inclined surface, and may be a curved inclined surface.

  In the above embodiment, the two ends 12A1 of the wire 12A provided on the seat back frame 11 are hooked on the hooks 52A formed on the movable links 52 of the link mechanism 50 and temporarily hooked. Although illustrated, a hook structure may be provided by providing a hook on the seat back frame side and a wire member such as a striker to be hooked on the hook on the movable link side.

DESCRIPTION OF SYMBOLS 1 Vehicle seat 10 Seat back 11 Seat back frame 12 Wire 12A Wire 12A1 End part 13 Bracket 13A Long hole 13B Contact surface 13B1 Opposed surface 13B2 Upper inclined surface 13B3 Lower inclined surface 13C Arm part (upper area in seat back)
14 Holder 15 Linking Arm 16 Pad 17 Skin 20 Seat Cushion 21 Seat Cushion Frame 22 Linking Arm 23 Pad 24 Skin 30 Headrest 31 Stay 32 Pad 33 Skin 34 Support 40 Partition Panel 41 Floor Panel 50 Link Mechanism 51 Fixed Link 52 Movable Link (Mounting) Part)
52A hook 52B pin 52C long plate portion 52C1 contacted surface 52C1a upper edge corner 52C1b lower edge corner 53 upper connection link 53A first link 53A1 pin 53B second link 53B1 pin 53B2 pin 53C third link 53C1 pin 53C2 Pin 54 Lower link 54A Fourth link 54A1 Pin 54B Fifth link 54B1 Pin 54B2 Pin 55 Intermediate link 55A Pin 55B Pin 56 Electric motor B Bolt N Nut

Claims (3)

The seat back is a reclining adjustable vehicle seat attached to a link mechanism attached on a partition panel that partitions the vehicle compartment and the trunk room,
The seat back has a configuration in which the abutment surface formed in the skeleton portion is positioned from the front side of the seat to the abutment surface formed in the attachment portion of the link mechanism from the front side of the seat. And
The contact structure between the contact surface and the contacted surface is applied so that one surface is sandwiched as a pair from an oblique angle in which the surface is inclined obliquely with respect to the front-rear direction with respect to the other surface. With the contact structure, the seat back is positioned in the seat front-rear direction with respect to the attachment portion of the link mechanism, and movement in the rotational direction around the seat front-rear direction is restricted. A vehicle seat characterized in that the vehicle seat is positioned on the mounting portion as a closed state. The vehicle seat according to claim 1,
Furthermore, the seat back includes a hook structure that is supported from the seat upper side by being hooked from above the seat, with respect to the seat front-rear direction and the gravitational direction. The seat back is positioned in the seat front-rear direction, the seat width direction, and the seat up-down direction with respect to the attachment portion by being in a state of being brought into contact with the hooked state. A vehicle seat characterized by comprising: The vehicle seat according to claim 1 or 2,
The vehicle seat, wherein the contact structure is set between an upper region in the seat back and the attachment portion.

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