JP6419537B2 - Vehicle seat - Google Patents

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 at a position lower than a vehicle body floor.

  Conventionally, there are already known vehicle seats in which the seat back and the seat cushion constituting the seat body can be stored at a position lower than the vehicle floor, and among them, the seat body is tilted forward and provided in front of the seat. There is a vehicle rear seat that can be stored on a storage floor (see, for example, Patent Document 1).

A vehicle seat described in Patent Document 1 is attached to a vehicle body floor, and has a mounting shaft that rotatably supports a seat back, a holding groove in which an upper end supports a front portion of a seat cushion, and a lower end is fixed to a storage floor. And a leg structure that is rotatably held by the storage unit.
When the seat body is retracted, the seat back rotates relative to the vehicle floor to move the seat cushion to the storage floor, and the leg member rotates around the holding groove in conjunction with the seat back. It can be stored on the storage floor.
The vehicle seat can be switched from a use state in which an occupant can be seated to a tip-up state in which the seat member is lifted upward after the leg member is detached from the holding groove.

JP 2009-67309 A

By the way, in the sheet which can store the sheet main body as in Patent Document 1, for the purpose of protecting from an external impact and preventing intrusion of foreign matter, the mounting shaft and the holding groove constituting the storage structure are usually used. A resin cover that covers the top and the like from above is attached.
Such a cover is generally formed in a bottomed casing shape and covers an upper part and a side part such as a mounting shaft and a holding groove.
However, since the seat portion is erected above the use state, when assembling the cover, there are considerations such as that the work order is specified and the work becomes complicated.
Under such circumstances, there is a technique for dividing the cover in order to improve work efficiency. As described above, by dividing the cover, the cover pieces can be inserted and combined, so that workability is improved.
However, there is a problem that the positioning of each cover piece is complicated.
There has also been a desire to further improve the rigidity of the joint portion.
Furthermore, there has been a demand for securing designability by making it difficult to visually recognize the joint portion.

The present invention has been made in view of the above-described problems, and an object of the present invention is to improve the manufacturing work efficiency by facilitating the alignment of the individual cover pieces and ensuring the freedom of the work order. It is in providing the vehicle seat which can be made.


Another object of the present invention is to provide a vehicle seat capable of ensuring higher rigidity and design.

  According to the vehicle seat of the present invention, the subject is provided with a seat body having a seat back serving as a backrest portion and a seat cushion coupled to the seat back and serving as a seating portion, and can be used by a passenger. A vehicle seat that is switchable between a state and a moving state in which the seat body is moved from the use state, the seat being provided on a vehicle body floor side and disposed below the seat cushion A support base that is pivotally connected to a lower end side of the sheet, and a pair of the support bases, and is attached to one end side of the seat body in the seat front-rear direction or the seat width direction so that the seat body is rotatable. A seat rotation shaft to be coupled; and a base cover that covers the support base from above, and the support base is defined by a pair of side base portions. The base cover is configured to be divided into a front cover and a rear cover in the front-rear direction of the vehicle seat, and the rear side end of the front cover and the front of the rear cover The side end portion is solved by being fixed in a state where a cover fixing frame disposed so as to bridge the pair of side base portions is sandwiched.

The base cover according to the present invention can be divided into a front cover and a rear cover.
For this reason, at the time of assembly, the rear end of the front cover and the front end of the rear cover are connected. At this time, the cover fixing frame disposed so as to bridge the pair of support members is attached to both. Are connected in a clamped state.
In other words, in the completed base cover, the front cover and the rear cover are connected with the rear end portion of the front cover and the front end portion of the rear cover holding the cover fixing frame.
Therefore, at the time of assembling work, the cover fixing frame may be used as a reference for alignment, and the alignment becomes easy.

At this time, as in claim 2, the cover fixing frame is preferably a rod-shaped member having a circular cross section that bridges between the pair of side base portions.
That is, the cover fixing frame is formed of a so-called “round bar”.
As a result, the outer surface of the cover fixing frame becomes a smooth surface curved in a circular cross section, and therefore, when the rear end of the front cover and / or the front end of the rear cover is attached to the cover fixing frame, the front cover And / or the rear cover can be easily rotated about the center of the cover fixing frame, and the attachment work is facilitated.

At this time, as in claim 3, the seat rotation shaft is provided in the pair of side base portions, and the cover fixing frame is connected to the rear side of the seat rotation shaft. Since it will become difficult to visually recognize the connection part of a front cover and a back cover, it is suitable in designability.
Further, at this time, as in claim 4, it is preferable that the base cover is disposed between the pair of side base portions so as to cover a drive mechanism located below the side base portions. is there.
If comprised in this way, when a load is applied from the upper part etc., the drive mechanism arrange | positioned at the said position (lower position between a pair of side base parts) can be protected. In addition, it is possible to effectively prevent intruders (dust, moisture, etc.) from entering the drive mechanism.

Further, at this time, as in claim 5, a front locking claw for fixing the rear cover is formed at the rear end of the front cover, and at the front end of the rear cover. A rear locking claw for fixing the front cover is formed, and the front locking claw and the rear locking claw in the state where the base cover is assembled are the front locking claw and the rear Either one of the locking claws is disposed at a position in direct contact with the cover fixing frame, and the other is disposed at a position for locking the one and pressing the one in the direction of the cover fixing frame. It is preferable.
If comprised in this way, while being able to clamp a cover fixing frame firmly, the assembly position precision of a front cover and a back cover can be improved.

At this time, as in claim 6, when the rib is formed on the other side, the rigidity of the other locking claw that is the locking claw on the side pressing the one locking claw is improved. It is preferable because it can be firmly connected.
Further, at this time, as in claim 7, a guide hole is formed on a side where the one of the front cover and the rear cover is formed, and the other includes the guide hole. It is preferable that the one end is pressed by the penetrating free end.
If comprised in this way, since a guide hole part can guide the other latching claw to the one latching claw side, positioning becomes still easier and assembly workability | operativity will improve.

Further, at this time, as in claim 8, a front side portion fitting portion for fixing the rear cover is formed at the rear end portion of the front cover and in the width direction end portion, A rear side fitting portion for fixing the front cover is formed at a front end portion in the width direction end portion of the rear cover, and the front side in the state where the base cover is assembled. It is preferable that the part fitting part and the rear side part fitting part are configured to be fitted.
If comprised in this way, positioning becomes still easier and assembly workability | operativity will improve.

Further, at this time, as in claim 9, a through-hole through which a component around the seat passes is formed at the end portion in the width direction at the connecting portion between the front cover and the rear cover, It is preferable that the front side portion fitting portion and the rear side portion fitting portion are formed on the side where the through hole is formed.
As described above, by providing the fitting portion in the vicinity of the position where the through hole is formed, it is possible to keep the rigidity of a portion where the rigidity may be slightly lowered due to the formation of the through hole.

Further, at this time, as in a tenth aspect of the present invention, the seat rotation shaft is provided in the pair of side base portions, and the front cover and the rear cover are moved forward and backward from the position of the seat rotation shaft. It is preferable to be configured to be separated in each direction.
Further, at this time, as in the eleventh aspect, a seat belt buckle support member is disposed in the vehicle seat, and the front cover and the rear cover are positioned at the fastening position of the seat belt buckle support member. It is preferable to be configured to be separated from each other in the front-rear direction.
With such a configuration, the base cover can be attached even after the frame of the vehicle seat is assembled. Therefore, the degree of freedom of the assembly order is ensured.

According to the invention of claim 1, the base cover can be divided into a front cover and a rear cover, and these cover cover frames arranged to bridge a pair of support members. It is configured to be connected in a sandwiched state.
Therefore, at the time of assembling work, this cover fixing frame serves as a reference for positioning, and positioning becomes easy.
According to the invention of claim 2, the front cover and / or the rear cover can be easily rotated around the cover fixing frame, and the assembling work is facilitated.
According to invention of Claim 3, the connection part of a front cover and a back cover becomes difficult to visually recognize, and high designability is realizable.
According to invention of Claim 4, the drive mechanism arrange | positioned in the downward position between a pair of side base parts can be protected effectively.
According to the invention of claim 5, the cover fixing frame can be firmly held, and the assembly position accuracy between the front cover and the rear cover is improved.
According to invention of Claim 6, the rigidity of the other latching claw improves and it can connect firmly.
According to the seventh aspect of the present invention, since the guide hole portion serves as a guide for the locking claw, the positioning is further facilitated and the assembly workability is improved.
According to invention of Claim 8, since the structure which a front side part fitting part and a back fitting part fit is further provided, positioning becomes still easier and an assembly workability | operativity improves.
According to the ninth aspect of the present invention, it is possible to keep the rigidity of a portion where the rigidity may be slightly lowered due to the formation of the through hole.
According to the invention of claim 10 and claim 11, since the base cover can be attached even after the frame of the vehicle seat is assembled, the degree of freedom of the assembling order is secured and the assembling workability is improved. .

It is a perspective view of a vehicular seat concerning this embodiment. It is a perspective view of the seat frame used as the frame of a vehicular seat. It is a perspective view of the support base of a vehicle seat. It is a perspective view of the base cover which protects a support base. It is a disassembled perspective view when a base cover is seen from the back side. It is explanatory drawing which shows the assembly state of a base cover. It is the A section enlarged view of FIG. It is explanatory drawing which shows the connection state of a front base cover and a back base cover. It is the B section enlarged view of FIG. It is explanatory drawing which shows the detail of the connection part of a front base cover and a back base cover. It is a side view of a vehicle seat and is a diagram for explaining an operation of moving from a use state to a storage state. It is a side view of a vehicle seat, and is a diagram for explaining an operation of moving to a stored state. It is a side view of a vehicle seat, and is a diagram for explaining an operation of moving from a stored state to a tip-up state. It is a side view of a vehicle seat, and is a diagram for explaining an operation of returning from a tip-up state to a use state.

Hereinafter, a vehicle seat according to an embodiment of the present invention will be described with reference to FIGS. 1 to 14.
The present embodiment relates to a vehicle seat that can improve the work efficiency by facilitating the alignment of the front cover and the rear cover, which are individual cover pieces, and ensuring the degree of freedom in the work order. In the base cover according to the present embodiment, higher rigidity and design are ensured.
The side on which the occupant sits with respect to the seat back of the vehicle seat is the front side of the seat.

The vehicle seat S of the present embodiment is a rear seat corresponding to a rear seat of the vehicle, for example. In addition, in a vehicle provided with three rows of seats in the vehicle longitudinal direction, it can be used as a second row of middle seats.
As shown in FIG. 1, the vehicle seat S is attached to a seat body including a seat back 1, a seat cushion 2, and a headrest 3, and a vehicle body floor, and supports the seat body movably in the front-rear direction. The left and right rail devices 4, the support base 40 attached on the rail device 4, the attachment / detachment legs 30 attached between the seat cushion 2 and the support base 40 and supporting the seat cushion 2 from below, and the support base 40 And a base holding member 50 that detachably holds the lower end of the detachable leg 30 and a base cover 60 that covers the support base 40 from above.

Further, as shown in FIG. 2, the vehicle seat S is connected to the reclining device 13 that connects the seat back 1 to the support base 40 so as to be rotatable about the seat rotation shaft 12, and the seat back 1. A cushion rotation device 25 that rotatably connects the seat cushion 2 and a leg rotation device 28 that rotatably connects the detachable leg 30 to the seat cushion 2 are provided.
As shown in FIG. 10, a concave storage floor formed at a lower position than the vehicle body floor is provided on the front side of the vehicle seat S.

The vehicle seat S can be arranged in three types of seat arrangements: a use state in which an occupant can be seated, a storage state in which the seat body is stored on the storage floor, and a tip-up state in which the seat body is flipped upward. It is a sheet.
Specifically, the vehicle seat S is a diagram in which when the occupant pulls an operation strap (not shown) from the use state shown in FIG. 10A, the seat body is folded forward and folded and stored on the storage floor. It switches to the accommodation state shown in 11 (c). Further, when the occupant manually raises the seat body upward from the stored state, the state is switched to the tip-up state shown in FIG. Further, when the occupant pulls the detachable leg 30 functioning as an operation lever from the tip-up state, the seat cushion 2 rotates downward with respect to the seat back 1 and returns to the use state shown in FIG. Details will be described later.

As shown in FIG. 1, the seat back 1 is a backrest part that supports the back of the occupant from the back, and the cushion pad 1a is placed on the back frame 10 shown in FIG. It is configured to be covered.
The seat cushion 2 is a seating portion that supports an occupant from below, and the cushion pad 2a is placed on the cushion frame 20 shown in FIG. It is configured.
The headrest 3 is a head that supports the occupant's head from behind, and is configured such that a cushion pad 3a is placed on a pillar (not shown) serving as a core and covered with an outer skin 3b.

The rail device 4 is disposed between the seat main body and the vehicle body floor in the vertical direction. As shown in FIG. 2, the rail device 4 is fixed to the vehicle floor and extends to the left and right lower rails 4a and 4a. The upper and lower upper rails 4b are slidably supported along the upper and lower rails 4b.
A support base 40 is installed on the upper surfaces of the left and right upper rails 4b.

The back frame 10 is formed of a substantially rectangular frame that is a skeleton of the seat back 1, and is connected to the support base 40 at the lower left and right outer surfaces of the back frame 10 as shown in FIG. Left and right connecting brackets 11 are attached.
The connection bracket 11 is made of a substantially bow-shaped sheet metal member extending in the vertical direction. The upper end of the connection bracket 11 is attached to the back frame 10, and the lower end is attached to the support base 40.
A seat rotation shaft 12 that is pivotally supported by the support base 40 in the left-right direction is provided at the lower end of the left connection bracket 11, and the back frame 10 with respect to the support base 40 is provided at the lower end portion of the right connection bracket 11. A reclining device 13 for connecting the two to each other is attached.

As shown in FIG. 2, the reclining device 13 is disposed on the left and right inner surfaces of the connection bracket 11 and suppresses interference with the cushion frame 20 in the left-right direction.
The reclining device 13 mainly includes a seat rotation shaft 12 and a spiral spring 14 that rotates the back frame 10 forward with the seat rotation shaft 12 as a center and biases the back frame 10 to a stored state.
The seat rotation shaft 12 is pivotally supported on the back frame 10 side and the support base 40 side in the left-right direction, and one end of the spiral spring 14 is locked on the back frame 10 side, and the other end is on the support base 40 side. It is locked.
The reclining device 13 can be switched to a locked state that locks the rotation operation of the back frame 10, locks the back frame 10 in the standing posture of FIG. 1, and is locked by operating an operation strap (not shown). And the back frame 10 can be rotated forward by the urging force of the spiral spring 14 and can be folded to the vehicle body floor side.

  The cushion frame 20 is formed of a substantially rectangular frame that is a skeleton of the seat cushion 2, and as shown in FIG. 2, left and right side frames 21 disposed on the left and right sides, and front portions of the side frames 21. A front connection pipe 22 that connects the front connection pipe 22, a central connection pipe 23 that connects a substantially central portion in the front-rear direction of each side frame, a pan frame 24 as a plate-like frame that connects the front connection pipe 22 and the central connection pipe 23, Consists mainly of.

The side frame 21 is made of a sheet metal member extending in the front-rear direction of the seat, and a front portion thereof is connected to the front connection pipe 22, and a cushion frame 20 is connected to the rear portion so as to be rotatable with respect to the back frame 10. A cushion rotating device 25 is attached.
The front connection pipe 22 is formed of a substantially U-shaped pipe member, and a leg rotation device 28 that rotatably connects the detachable leg 30 to the cushion frame 20 is attached to the left and right inner surfaces thereof. Yes.

The cushion rotation device 25 is a known device, and as shown in FIG. 2, a cushion rotation shaft 26, a spiral spring 27 that urges the cushion frame 20 downward about the cushion rotation shaft 26, It has.
The cushion rotation shaft 26 is pivotally supported on the back frame 10 side and the cushion frame 20 side in the left-right direction, and one end of the spiral spring 27 is locked on the back frame 10 side, and the other end is on the cushion frame 20 side. It is locked.
The cushion rotation device 25 can be switched to a locked state in which the rotation operation of the cushion frame 20 is locked.
As shown in FIG. 11 (c), the cushion rotation device 25 is configured such that when the seat body is stored on the storage floor, specifically, when the back frame 10 is folded to the cushion frame 20 side. The rotational movement of the cushion frame 20 is locked. Then, as shown in FIG. 13A, when the detachable leg 30 functioning as an operation lever is pulled, the locked state is released, and the cushion frame 20 is moved downward with respect to the back frame 10 by the urging force of the spiral spring 27. Can be rotated.

The leg rotation device 28 includes a leg rotation shaft 28a and a spring member that urges the attachment / detachment leg 30 on the opposite side of the cushion frame 20 around the leg rotation shaft 28a, in other words, away from the cushion frame 20. 28b.
The leg rotation shaft 28a is pivotally supported by the front connecting pipe 22 and the upper end of the detachable leg 30 in the left-right direction, and one end of the spring member 28b is locked to the cushion frame 20 side, and the other end is detachable leg. It is locked on the 30 side.
The leg rotation device 28 can be switched to a locked state in which the rotation operation of the attachment / detachment leg 30 is locked, and the attachment / detachment leg 30 is detached from the leg holding member 50 as shown in FIG. When it is housed on the 20 side, the rotation of the detachable leg 30 is locked. Then, as shown in FIG. 13A, when the locked attachment / detachment leg 30 is pulled, the locked state is released, and the attachment / detachment leg 30 is returned to the use state by the biasing force of the spring member 28b. 50 can be moved to a position where it can be mounted.

As shown in FIG. 2, the detachable leg 30 is a substantially U-shaped pipe member that supports the seat cushion 2, and connects the leg main body portion 31 disposed on the left and right sides and the lower end of each leg main body portion 31. A leg connecting portion 32.
The upper end of the leg main body 31 is connected to the left and right inner surfaces at a substantially central portion in the front-rear direction of the cushion frame 20, and the substantially central portion in the left-right direction of the leg connecting portion 32 is detachably held by the leg holding member 50. Has been.
The upper end portion of the detachable leg 30 protrudes forward of the seat from the lower end portion of the detachable leg 30, and is inclined upward from the lower end portion of the detachable leg 30 toward the upper end portion of the detachable leg 30.

  The support base 40 is a member that supports the seat body. As shown in FIG. 3, the left and right side base portions 41 disposed along the upper rail 4 b on the left and right sides and the front portions of the side base portions 41 are provided. A first base connecting portion 42 to be connected, a second base connecting portion 43 for connecting a substantially central portion of each side base portion 41, left and right reinforcing base portions 44 attached to the upper surface of each side base portion 41, A cover fixing frame that connects the base connecting portion 42 and the second base connecting portion 43 and supports the leg holding member 50 and the side base portions 41 and 41 arranged on the left and right sides at the rear. 46.

The side base portion 41 is made of a substantially crank-shaped sheet metal member that is long in the front-rear direction, and as shown in FIG. 3, a support wall portion 41a connected to the upper surface of the upper rail 4b, and left and right inner end portions of the support wall portion 41a. The inner wall portion 41b is bent downward from the left side, and the outer wall portion 41c is bent upward from the left and right outer end portions of the support wall portion 41a.
As shown in FIG. 3, the first base connecting portion 42 and the second base connecting portion 43 are made of a substantially circular pipe member extending in the left-right direction, and are arranged at a predetermined distance in the front-rear direction. .

As shown in FIG. 3, the reinforcing base portion 44 is made of a substantially crank-shaped sheet metal member that is elongated in the front-rear direction. The inner wall portion 44b is bent downward from the end portion, and the outer wall portion 44c is bent upward from the left and right outer end portions of the connecting wall portion 44a.
The left and right end portions of each of the first base connecting portion 42 and the second base connecting portion 43 are connected by being sandwiched between a side base portion 41 and a reinforcing base portion 44, as shown in FIG.
The reinforcing base portion 44 overlaps the side base portion 41 in the vertical direction to form a closed cross-sectional structure, and the support base 40 has a middle shape.

As shown in FIG. 3, the holding member support portion 45 is a curved sheet metal member that supports the leg holding member 50. The holding member support portion 45 extends in the front-rear direction of the seat and has a substantially central portion opposite to the detachable leg 30 side. A concave bent portion 45a that is recessed downward toward the vehicle body floor is formed.
A front portion of the holding member support portion 45 is attached to the first base connecting portion 42, and a rear portion of the holding member support portion 45 is attached to the second base connecting portion 43.
A leg holding member 50 is attached to the upper surface of the bent portion 45a as shown in FIG. Further, as shown in FIG. 6, a cover attaching portion 65 provided on the base cover 60 is bolted at a position sandwiching the leg holding member 50 in the left-right direction.

The cover fixing frame 46 is a rod-shaped member having a circular cross section, and the side base portions 41, 41 are located behind the side base portions 41, 41 (at least behind the seat rotation shaft 12 constituting the reclining device 13). Connect between them.
The cover fixing frame 46 is configured to be disposed at a connecting portion between a front cover 61 and a rear cover 71 constituting a base cover 60 described later. The front cover 61 and the rear cover 71 are fixed to the cover. The frames 46 are connected in a sandwiched state.
Since this configuration is the main configuration of this embodiment, it will be described in detail later.
As described above, the cover fixing frame 46 is disposed rearward of the seat rotation shaft 12 constituting the reclining device 13, so that even if the vehicle seat S is displaced, The connecting portion with the rear cover 71 is hardly visually recognized, and the design is improved.
Further, since the cover fixing frame 46 is a rod-shaped member having a circular cross section (that is, a round bar), when the front cover 61 and the rear cover 71 are assembled, the cover fixing frame 46 is rotatable and has no edge on the surface. Is easy.

As shown in FIG. 3, the leg holding member 50 is formed of a substantially U-shaped clip member that detachably holds the detachable leg 30, and is a bottom that connects the pair of side wall portions 51 and the lower end portions of the side wall portions 51. And a wall portion 52.
Each side wall 51 is bent in a direction close to each other from the lower end to the upper end, in other words, is bent in the opening inward direction so as to narrow the opening portion of the leg holding member 50, At the upper end portion, a curled portion 53 that is bent in the outward direction of the opening is formed.

The bottom wall portion 52 has a curved shape and is attached along the bent portion 45 a of the holding member support portion 45.
The pair of curled portions 53 pass through openings provided in the base cover 60 and are exposed to the outside on the detachable leg 30 side.

As shown in FIG. 3, the leg holding member 50 is supported by the holding member support portion 45 at a position inclined forward at a predetermined inclination angle with respect to the horizontal plane. In other words, the leg holding member 50 is supported by the holding member support portion 45 at a position where the opening portion is directed obliquely upward and forward.
An inertia lock device 54 that locks the leg connecting portion 32 of the detachable leg 30 while being held by the leg holding member 50 at the time of a rear-end collision of the vehicle is disposed at a portion adjacent to the leg holding member 50.
The inertia lock device 54 is a known device, is attached to the support base 40, is disposed between the first base connection portion 42 and the second base connection portion 43 in the front-rear direction, and holds the legs in the front-rear direction. It is arranged at a position overlapping with the member 50.

The base cover 60 is made of a resin molded product that covers the entire support base 40 from above. As shown in FIG. 1, the front cover 61 disposed on the front side of the seat and the rear cover 71 disposed on the rear side of the front cover 61. And is composed of. The front cover 61 and the rear cover 71 are snap-fit coupled with the cover fixing frame 46 sandwiched therebetween.
The base cover 60 is for covering the drive mechanism disposed below the support bases 40 and 40, and protects the drive mechanism portion.

<About the front cover>
As shown in FIGS. 1 and 4, the front cover 61 has a guide shape that guides the detachable leg 30 that moves together with the seat body.
Specifically, the front cover 61 is disposed at the rear of the seat with respect to the leg accommodating recess 62 for accommodating the detachable leg 30 and the leg accommodating recess 62, and the detachable leg 30 moves to the rear of the leg accommodating recess 62. A leg movement restricting portion 63 to be regulated and a pair of base abutting portions 64 that are disposed in front of the seat with respect to the leg accommodating recess 62 and are capable of abutting against a part of the seat cushion 2 are provided.
Further, the front cover 61 is formed with a cover attaching portion 65 which is disposed at the bottom portion of the leg receiving recess 62 and can be bolted to the support base 40.

The leg housing recess 62 is formed of a substantially U-shaped recess that is recessed downward from a substantially central portion of the upper surface of the base cover 60 and extends in the left-right direction.
The leg receiving recess 62 is composed of a pair of front and rear side wall parts 62a, a pair of left and right side wall parts 62b, and a bottom wall part 62c that connects the lower end parts of these side wall parts, and the opening part is obliquely upwardly forward. It is arranged at the position facing.
The pair of front and rear side wall parts 62a and the pair of left and right side wall parts 62b are formed so as to be wider from the bottom wall part 62c toward the opening part and have inclined surfaces.

As shown in FIG. 4, a substantially rectangular opening is formed in each of the leg receiving recesses 62 at the center portion in the left-right direction of the pair of front and rear side wall portions 62a. A part of the member 50 is exposed to the outside through the opening.
Further, as shown in FIG. 4, an opening that is long in the vertical direction is formed in a continuous portion of the rear front and rear side wall portions 62 a and the bottom wall portion 62 c, and the inertia lock device is provided from the back side of the base cover 60. A part of 54 is exposed to the outside through the opening.
Further, a concave cover attaching portion 65 that is recessed downward from the surface of the base cover 60 toward the support base 40 side is formed in a continuous portion of the front front and rear side wall portions 62a and the bottom wall portion 62c.

As shown in FIG. 4, the leg movement restricting portion 63 includes a portion that protrudes from the substantially central portion of the upper surface of the base cover 60 toward the front side of the seat, and is formed continuously from the rear portion of the leg receiving recess 62. It extends in the left-right direction.
The upper end of the leg movement restricting portion 63 protrudes slightly above the upper surface of the base cover 60.
Therefore, the leg movement restricting portion 63 can restrict the rearward movement of the detachable leg 30 when the detachable leg 30 is accommodated in the leg accommodating recess 62 and can guide the detachable leg 30 to the leg accommodating recess 62 side.

As shown in FIG. 4, the cover attaching portion 65 is formed of a pair of substantially circular concave portions that are recessed downward from the upper surface of the base cover 60, and is formed in a pair at intervals in the sheet width direction. Bolts are fastened in contact.
More specifically, the lower end portion of the cover attaching portion 65 is attached to a bent portion 45 a that is recessed downward in the holding member support portion 45.

Each cover attaching portion 65 is disposed at a position overlapping the leg holding member 50 in the front-rear direction of the seat, and at least an opening portion projects from the leg holding member 50 to the front of the seat.
Each cover attaching portion 65 is disposed at a position sandwiching the leg holding member 50 in the seat width direction, and the right cover attaching portion 65 is disposed between the leg holding member 50 and the inertia lock device 54. Yes.

  In the base cover 60, reinforcing ribs 66 having a predetermined shape are formed on the back surfaces of the leg receiving recess 62, the leg movement restricting portion 63, and the cover attaching portion 65, respectively, as shown in FIG. Therefore, the base cover 60 has a shape with improved support rigidity in the back side portion that comes into contact with other components.

In the base cover 60, a pair of contact ribs 67 are formed on the back surface of the leg receiving recess 62 so as to sandwich the cover attaching portion 65 in the seat width direction, as shown in FIG.
The contact rib 67 extends along the inclined surface of the left and right side wall portions 62 b in the leg housing recess 62, and protrudes so as to contact the support base 40.
Therefore, it becomes easy to fit the base cover 60 into the support base 40.

A front side connecting portion 68 is formed on the rear end side of the front cover 61.
This is a mechanism for connecting the rear cover 71.
The front side connecting portion 68 includes a plurality of first front locking claws 68a and a plurality of second front locking claws 68b.
The first front locking claw 68 a is a substantially rectangular claw and is formed at a position slightly forward from the rear end of the front cover 61.
The first front locking claw 68a protrudes toward the lower side of the vehicle body in a state in which the free end side is inclined so as to be disposed on the rear end side rather than the base end portion (FIG. 5 shows the lower surface side). Since it is shown above, it protrudes upward in this figure).
The plurality of first front locking claws 68 a are provided to protrude at equal intervals along the rear end line of the front cover 61.

Further, the second front locking claw 68b is a substantially rectangular claw, and protrudes toward the lower side of the vehicle body in a state where the free end side is inclined so as to be disposed on the rear end side with respect to the base end portion. (In FIG. 5, since the lower surface side is shown upward, it protrudes upward in this figure).
In the present embodiment, the second front locking claw 68b is formed in a size slightly smaller than the first front locking claw 68a. In particular, the height of the second front locking claw 68b (the distance from the front end surface of the front cover 61 to the free end) is configured to be smaller than the height of the first front locking claw 68a. The assembling property to the rear cover 71 is improved.

The plurality of second front locking claws 68b are projected at equal intervals along the rear end (edge portion) of the front cover 61, and each of the second front locking claws 68b is adjacent to the adjacent first It is comprised so that it may arrange | position between the front latching claws 68a and 68a (in the width direction, the intermediate point between the adjacent 1st front latching claws 68a and 68a).
Thereby, the precision and rigidity of an assembly position can be improved.

In the present embodiment, an example is shown in which five first front locking claws 68a and four second front locking claws 68b are formed, but the number is of course limited to this. It can be changed according to the application state.
Further, on the surface facing the rear side of the first front locking claw 68a, three front ribs R1 extending from the base end side to the free end side are formed (formed in the width direction both sides and between them). , Has increased rigidity.
Similarly, on the surface facing the front side of the second front locking claw 68b, two front ribs R1 extending from the base end side to the free end side are formed (formed on both sides in the width direction). It is increasing.

Further, on the rear end side of the front cover 61, a circular cup-shaped front side reclining device disposition portion 69A in which the reclining device 13 is disposed is formed at one end in the width direction.
Further, on the other end in the width direction, a front seat belt buckle support member through hole 69B and a front connection bracket through hole 69C are formed in order from the outside.
Further, a front side fitting hole 69D is formed in the outer portion of the front side seat belt buckle support member through hole 69B. In the present embodiment, two substantially rectangular holes are formed in parallel in the vertical direction, and the front side fitting hole 69D is formed by connecting the rear side fitting claw 79D formed in the rear cover 71. Mating.

<About the rear cover>
The rear cover 71 is a bottomed housing-like member that is connected to the front cover 61 and covers the rear side.
A rear side connecting portion 78 is formed on the front end side of the rear cover 71.
This is a mechanism for connecting the front cover 61.
The rear side connecting portion 78 includes a plurality of rear locking claws 78a, a plurality of first front locking claw through holes 78b, and a plurality of second front locking claw through holes 78c. .
A plurality of rear locking claws 78 a are formed in parallel at a position slightly forward from the front end of the rear cover 71.
The rear locking claw 78a has a substantially rectangular rear locking claw hanging piece 171 protruding from the rear cover 71 toward the lower side of the vehicle body, and the rear locking claw hanging piece 171 is directed forward. The rear locking claw pressing piece 172 that protrudes substantially perpendicular to the hanging piece 171 is formed in a substantially L shape in side view.

In the present embodiment, the length in the width direction of the rear locking claw pressing piece 172 is configured to be smaller than the length in the width direction of the rear locking claw hanging piece 171, and the rear locking claw pressing piece 172. Protrudes from the vicinity of the center in the width direction of the rear locking nail hanging piece 171.
This is to increase the rigidity of the portion that becomes a heavy load during assembly by increasing the width on the base end side.
In addition, the width of the rear locking claw pressing piece 172 is configured to be equal to or slightly larger than the width direction length of the first front locking claw 68a.
This is to efficiently receive the pressing load from the first front locking claw 68a when assembled.
Further, three rear ribs R2 extending from the vertical direction to the front-rear direction over the inner corner are formed in the inner corner of the rear facing nail hanging piece 171 facing the rear side and the base end portion (width direction). It is formed between both sides and these) to increase rigidity.

The plurality of first front locking claw through holes 78b are rectangular holes formed near the front edge of the rear cover 71, and are formed in parallel at equal intervals along the front edge of the rear cover 71. Has been.
The first front locking claw through hole 78b is formed at a position where the first front locking claw 68a penetrates when assembled, and the first front locking claw through hole 78b is formed in the first front. The locking claw 68a is guided to the position of the rear locking claw pressing piece 172 free end.

Further, the plurality of second front locking claw through-holes 78 c are substantially rectangular holes formed at positions slightly rearward from the front end portion of the rear cover 71, and the like along the front edge of the rear cover 71. It is formed in parallel with the interval.
Each of the second front locking claw through holes 78c is formed between the adjacent first front locking claw through holes 78b and 78b (between the adjacent first front locking claw through holes 78b and 78b in the width direction). The second front locking claw through-holes 78c are formed at positions where the second front locking claw 68b penetrates when assembled.
Thereby, the precision and rigidity of an assembly position can be improved.

  In the present embodiment, five rear locking claws 78a and five first front locking claw through holes 78b are formed to match the configuration of the front cover 61, and the second front locking claw through holes 78c. However, of course, the number is not limited to this, and can be changed according to the application state.

In addition, on the rear end side of the rear cover 71, a rear side reclining device arrangement portion 79A in which the reclining device 13 is arranged is formed at one end in the width direction.
A rear side seat belt buckle support member through hole 79B and a rear side connection bracket through hole 79C are formed in order from the outside on the other end in the width direction.
When assembled, these are combined with the front side reclining device disposition portion 69A formed on the front cover 61, the front seat belt buckle support member through hole 69B, and the front side connection bracket through hole 69C. The installation part H1, the seat belt buckle support member through hole H2, and the connection bracket through hole H3 are configured.

Further, a rear side fitting claw 79D is formed in the outer portion of the rear side seat belt buckle support member through hole 79B. In the present embodiment, two substantially rectangular claws protruding inwardly are formed in parallel in the vertical direction, and the rear side portion fitting claws 79 </ b> D are formed on the front side portion formed on the front cover 61. It fits into the fitting hole 69D.
By further adopting such a fitting configuration, positioning of the front cover 61 and the rear cover 71 becomes easier.
Moreover, the rigidity of the said part can be improved by forming such a fitting structure close to the seat belt buckle supporting member through-hole H2 and the connection bracket through-hole H3 which are comprised as a hole.

<Combination method>
Next, a method of configuring the base cover 60 by combining the front cover 61 and the rear cover 71 configured as described above will be described with reference to FIGS.
Initially, the base cover 60 is divided into a front cover 61 and a rear cover 71 as shown in FIG.
Finally, as shown in FIGS. 6 and 7, the front cover 61 and the rear cover 71 include a first front locking claw 68 a and a second front locking claw 68 b formed on the rear end side of the front cover 61. The cover fixing frame 46 is engaged and fixed with a rear locking claw 78a (rear locking claw pressing piece 172) formed on the front end side of the rear cover 71.
At this time, the arrangement position relationship between the rear locking claw 78a (rear locking claw pressing piece 172) formed on the front end side of the rear cover 71 and the cover fixing frame 46 is shown in FIG. The arrangement positions of the first front locking claw 68a and the second front locking claw 68b formed on the rear end side of the 61 and the cover fixing frame 46 are shown in FIG.

As an example, first, as shown in FIG. 8A, the rear locking claw 78 a (rear locking claw pressing piece 172) formed on the front end side of the rear cover 71 is arranged on the cover fixing frame 46.
That is, the cover fixing frame 46 is set to be disposed at the inner corner portion of the rear locking claw hanging piece 171 and the rear locking claw pressing piece 172 constituting the rear locking claw 78a (that is, the rear locking claw). The cover fixing frame 46 is covered with the hanging piece 171 and the rear locking claw pressing piece 172).

Next, the first front locking claw 68a of the front cover 61 is passed through the first front locking claw through hole 78b of the rear cover 71 from the upper side to the lower side of the vehicle seat. 68b is passed through the second front locking claw through hole 78c of the rear cover 71 from the upper side to the lower side of the vehicle seat.
Thereby, the free end side of the 1st front latching claw 68a presses the free end part of the back latching claw press piece 172 which comprises the back latching claw 78a from the vehicle seat lower part.
In addition, as a result, the cover fixing frame 46 disposed at the inner corner portions of the rear locking claw hanging piece 171 and the rear locking claw pressing piece 172 is applied with the pressing force of the first front locking claw 68a. It is pressed upward by the rear locking claw pressing piece 172. For this reason, the cover fixing frame 46 is firmly pressed against the back surface of the rear cover 71 by the rear locking claw pressing piece 172. In this way, the cover fixing frame 46 is firmly clamped. In other words, the front cover 61 and the rear cover 71 are firmly fixed to the cover fixing frame 46.

At this time, the second front locking claws 68b are arranged between the adjacent first front locking claws 68a and 68a and the rear locking claws 78a and 78a (between the combined shapes) and the cover fixing frame 46. It is in pressure contact, defines the rear position of the cover fixing frame 46, and further applies an engaging force.
In this way, the first front locking claw 68a and the second front locking claw 68b formed on the rear end side of the front cover 61 and the rear locking claw 78a (rear side) formed on the front end side of the rear cover 71 in this way. FIG. 9 shows a detailed view of the fixed state in which the cover fixing frame 46 is sandwiched between the locking claw pressing pieces 172).
A rear view (complete rear view) in a state where the base cover 60 is configured by combining the front cover 61 and the rear cover 71 is shown in FIG.

The connecting portion between the front cover 61 and the rear cover 71 includes a connecting portion between the lower end of the connecting bracket 11 and the support base 40 (near the seat rotating shaft 12 is disposed), and a seat belt buckle support member (not shown). (See FIGS. 1 and 2 and FIGS. 6 to 8).
That is, the base cover 60 can be attached after assembling the frames. Thus, the degree of freedom in the work procedure is increased and workability is improved.

Moreover, in this embodiment, when attaching the base cover 60 to the support frame 40, it fastens with a tapping screw (refer to the position of the circle in FIG. 4 for the fastening location).
In the connecting portion between the front cover 61 and the rear cover 71, the fixing in the front-rear direction is firmly performed, but the positional deviation of about the dimensional tolerance of the cover fixing frame 46 can be absorbed. .
That is, as shown in FIG. 10 (a), the front cover 61 and the rear cover 71 have a first front locking claw 68a, a second front locking claw 68b, Although firmly fixed at the three circle positions by the rear locking claws 78a, the cover fixing frame 46 is configured to be able to absorb a positional shift (about a dimensional tolerance).
Specifically, when the cover fixing frame 46 is displaced forward due to a positional deviation between the fastening point of the tapping screw and the cover fixing frame 46, the cover fixing frame 46 is connected as shown in FIG. When the frame 46 is displaced rearward, it is connected as shown in FIG.
That is, in FIG. 10B and FIG. 10C, as in FIG. 10A, the cover is fixed firmly in the front-rear direction at the three circle positions, as shown in FIG. It is shown that it can flexibly cope with the misalignment.
Therefore, according to the present embodiment, it is possible to absorb the positional deviation between the fastening point of the tapping screw and the cover fixing frame 46 in a state where the joining in the front-rear direction is firmly maintained.

<Sheet storage operation>
Next, an operation for moving the seat body from the use state to the storage state will be described with reference to FIGS. 11 and 12. 11 and 12, the reclining device 13, the cushion rotation device 25, and the leg rotation device 28 are in a locked state when illustrated with a black circle, and are in an unlocked state when illustrated with a white circle. Shall be shown. The same applies to FIGS. 13 and 14.

  When the vehicle seat S is in the use state shown in FIG. 11A, the seat back 1 is supported by the support base 40, is locked in a standing posture by the reclining device 13, and is connected to the seat back 1. The cushion 2 is supported from below by a detachable leg 30 held by a leg holding member 50.

When the vehicle seat S is moved from the use state to the storage state, for example, an operation strap (not shown) provided on the upper surface of the seat back 1 is operated.
When the occupant operates the operation strap, as shown in FIG. 11B, the locked state of the reclining device 13 is released, and the seat back 1 moves the seat cushion 2 to the storage floor by the urging force of the spiral spring 14. Rotation is started to the front side of the seat around the seat rotation shaft 12 so as to be moved.
The detachable leg 30 starts to rotate toward the seat cushion 2 around the leg rotation shaft 28a with respect to the seat cushion 2 in conjunction with the rotation of the seat back 1. At this time, the detachable leg 30 is in a state of being stretched between the seat cushion 2 and the vehicle body floor side, so that the seat cushion 2 and the seat back 1 can be moved stably.
Note that a known cable (not shown) is connected between the operation strap and the reclining device 13, and the cable is pulled by the operation of the operation strap to release the locked state.

As shown in FIG. 12A, the detachable leg 30 is detached from the leg holding member 50 when the seat back 1 reaches a predetermined rotational position.
The detached detachable leg 30 rides on the upper surface of the base cover 60 and rotates so as to be folded toward the seat cushion 2 around the leg rotation shaft 28a against the urging force of the spring member 28b. Then, when the attachment / detachment leg 30 reaches a predetermined rotation position, the attachment / detachment leg 30 is locked in a state of being accommodated on the seat cushion 2 side by the leg rotation device 28.

Further, as shown in FIG. 12B, when the seat back 1 reaches a predetermined rotational position, the front portion of the seat cushion 2 comes into contact with the storage floor surface before the attachment / detachment leg 30.
A sliding member (not shown) that is slidable with respect to the storage floor surface is attached to the front portion of the seat cushion 2, and the seat cushion 2 stably stabilizes the storage floor surface toward the front side of the seat. Can slide.

By the above series of operations, as shown in FIG. 12C, the seat body is stored on the storage floor, and the vehicle seat S is switched to the storage state.
The seat cushion 2 is locked by the cushion rotating device 25 when the seat cushion 2 is in the stowed state, specifically when the seat back 1 is folded to the seat cushion 2 side.
The detachable leg 30 is disposed at a lower position than the leg holding member 50 in the stored state.

<Seat tip up operation>
Next, the operation of moving the seat body from the stored state to the tip-up state will be described with reference to FIG.
When the vehicle seat S is in the stored state shown in FIG. 13A, for example, the occupant manually raises the seat body to switch to the tip-up state shown in FIG. 13B.
At this time, since the cushion rotation device 25 locks the rotation operation of the seat cushion 2, the seat cushion 2 can be raised integrally by raising the seat back 1 upward.
In the tip-up state, by sliding the upper rail 4b toward the seat rear side with respect to the lower rail 4a, a wider cargo space can be secured on the seat front side.

  When the vehicle seat S is switched to the tip-up state shown in FIG. 13 (b), the seat back 1 returns to the same position as that in the use state and is locked in a standing posture by the reclining device 13.

<Seat return operation>
Next, an operation for moving the seat body from the tip-up state to the use state will be described with reference to FIG.
When the vehicle seat S is moved from the tip-up state to the use state, as shown in FIG. 14A, for example, the detachable leg 30 that functions as an operation lever is operated.
When the occupant pulls the detachable leg 30 upward about the leg rotation shaft 28a, in other words, by pulling it in the direction away from the seat cushion 2, the cushion rotation device 25 and the leg rotation device 28 are locked. Canceled.
A known cable (not shown) is connected between the attachment / detachment leg 30 and the cushion rotation device 25, and the cable is pulled by the operation of the attachment / detachment leg 30 to release the locked state. Yes.

The seat cushion 2 rotates downward with respect to the seat back 1 by the urging force of the spiral spring 27 as shown in FIG.
The attachment / detachment leg 30 rotates about the leg rotation shaft 28a to a position where it can be attached to the leg holding member 50 by the urging force of the spring member 28b as the leg rotation device 28 is released, and is attached to the leg holding member 50. Is done.
At this time, the detachable leg 30 moves toward the leg holding member 50 attached to the lower end side of the leg accommodating recess 62 by being guided by the leg accommodating recess 62 and the leg movement restricting portion 63 in the base cover 60. To come.
With the series of operations described above, the vehicle seat S returns to the use state shown in FIG.

<Other embodiments>
In the above embodiment, the storage floor is formed in front of the vehicle seat S, but the storage floor may be formed in the rear of the vehicle seat S without any particular limitation.
In that case, it is desirable that the positional relationship between the seat rotation shaft 12 and the detachable leg 30 in the seat front-rear direction is reversed.

In the above embodiment, as shown in FIG. 11, when the detachable leg 30 is switched from the use state to the storage state, the detachable leg 30 rotates to the seat rear side with respect to the seat cushion 2 around the leg rotation shaft 28a. Although it is configured to be accommodated on the second side, the detachable leg 30 rotates to the front side of the seat around the leg rotation shaft 28a and is accommodated on the seat cushion 2 side without particular limitation. Also good.
At this time, the upper end portion of the detachable leg 30 is preferably arranged behind the lower end portion of the detachable leg 30 and inclined upward from the lower end portion side of the detachable leg 30 toward the upper end portion side of the detachable leg 30. It becomes easy to accommodate and rotate on the seat cushion 2 side.

In the above embodiment, as shown in FIG. 2, the support base 40 is fixed to the vehicle body floor via the rail device 4. However, the support base 40 is not particularly limited and is directly fixed to the vehicle body floor without using the rail device 4. It may be changed as appropriate.
Further, the seat back 1 and the support base 40 may be directly connected via the seat rotation shaft 12 without using the connection bracket 11.

In the above embodiment, as shown in FIG. 4, the cover attachment portion 65 has a concave shape that is recessed downward from the upper surface of the base cover 60 and is bolted in a state of being in contact with the support base 40 side. There is no particular limitation, and the shape can be appropriately changed as long as it has a shape that can be attached to the support base 40 side.
Further, as long as the cover attaching portion 65 is disposed in the peripheral portion of the leg holding member 50, the positional relationship between the seat front-rear direction and the seat width direction may be appropriately changed.

  In the above-described embodiment, a stowable vehicle seat used for an automobile has been described as a specific example. Can also be used.

In the present embodiment, the vehicle seat S according to the present invention has been mainly described.
However, said embodiment is only an example for making an understanding of this invention easy, and does not limit this invention. The present invention can be changed and improved without departing from the gist thereof, and the present invention includes the equivalents thereof.
In particular, the shape, arrangement, and configuration of the support base 40 and the base cover 60 described in the above embodiment are merely examples, and do not limit the present invention.

S Vehicle Seat 1 Seat Back 1a, 2a, 3a Cushion Pad 1b, 2b, 3b Skin 2 Seat Cushion 3 Headrest 4 Rail Device 4a Lower Rail 4b Upper Rail 10 Back Frame 11 Connecting Bracket 12 Seat Rotating Shaft 13 Reclining Device 14 Spiral Spring 20 Cushion frame 21 Side frame 22 Front connection pipe 23 Center connection pipe 24 Pan frame 25 Cushion rotation device 26 Cushion rotation shaft 27 Spiral spring 28 Leg rotation device 28a Leg rotation shaft 28b Spring member 30 Removable leg 31 Leg main body 32 Leg connection part 40 Support base 41 Side base part 41a Support wall part 41b Inner wall part 41c Outer wall part 42 First base connection part 43 Second base connection part 44 Reinforcement base part 44a Connection wall part 44b Inner wall part 44c Outside Wall portion 45 Holding member support portion 45a Bending portion 46 Cover fixing frame 50 Leg holding member 51 Side wall portion 52 Bottom wall portion 53 Curled portion 54 Inertial lock device 60 Base cover 61 Front cover 62 Leg housing recess 62a Front and rear side wall portions 62b Left and right side wall portions 62c Bottom wall part 63 Leg movement restricting part 64 Base abutting part 65 Cover attaching part 66 Reinforcing rib 67 Abutting rib 68 Front side connecting part 68a First front locking claw (the other locking claw)
68b Second front locking claw R1 Front rib (rib)
69A Front side reclining device disposition portion 69B Front side seat belt buckle support member through hole (through hole)
69C Front side connecting bracket through hole (through hole)
69D Front side fitting hole 71 Rear cover 78 Rear side connecting portion 78a Rear locking claw (one locking claw)
171 Rear locking claw hanging piece 172 Rear locking claw pressing piece (one locking claw)
R2 rear rib 78b first front locking claw through hole (guide hole)
78c 2nd front latching claw through-hole 79A Rear side reclining device arrangement | positioning part 79B Back side seatbelt buckle support member through-hole (through-hole)
79C Rear side connecting bracket through hole (through hole)
79D Rear side fitting claw H1 Reclining device arrangement portion H2 Seat belt buckle support member through hole (through hole)
H3 Connecting bracket through hole (through hole)

Claims (11)

A seat body having a seat back serving as a backrest and a seat cushion coupled to the seat back and serving as a seat;
A vehicle seat that is switchable between a use state in which an occupant can be seated and a movement state in which the seat body is moved from the use state,
A support base that is provided on the vehicle body floor side, is disposed below the seat cushion and is rotatably connected to a lower end side of the seat back;
A seat rotation shaft attached to the support base and connected to one end side of the seat body in the front-rear direction or the sheet width direction so that the seat body is rotatable;
A base cover for covering the support base from above,
The support base has a side portion defined by a pair of side base portions,
The base cover is configured to be divided into a front cover and a rear cover in the front-rear direction of the vehicle seat,
The rear end portion of the front cover and the front end portion of the rear cover are fixed in a state of sandwiching a cover fixing frame disposed so as to bridge the pair of side base portions. Vehicle seat.   The vehicle seat according to claim 1, wherein the cover fixing frame is a rod-shaped member having a circular cross section that bridges between the pair of side base portions. The seat rotation shaft is provided in a pair of the side base portions,
The vehicle seat according to claim 1, wherein the cover fixing frame is connected to a rear side of the seat rotation shaft.   The said base cover is arrange | positioned so that the drive mechanism located between this pair of said side base parts and the downward direction of this side base part may be coat | covered. The vehicle seat according to Item. A front locking claw for fixing the rear cover is formed at the rear end of the front cover, and a rear locking claw for fixing the front cover is formed at the front end of the rear cover. Is formed,
In the state where the base cover is assembled, the front locking claw and the rear locking claw are:
Either one of the front locking claw and the rear locking claw is disposed at a position in direct contact with the cover fixing frame,
The vehicle seat according to any one of claims 1 to 4, wherein the other is disposed at a position where the other is locked to the one and presses the one toward the cover fixing frame. .   6. The vehicle seat according to claim 5, wherein a rib is formed on the other side. A guide hole is formed on the side where the one of the front cover and the rear cover is formed,
The vehicle seat according to claim 5 or 6, wherein the other side is pressed by a free end portion penetrating the guide hole portion. A front side fitting portion for fixing the rear cover is formed at a rear end portion in the width direction end portion of the front cover, and a width direction end is a front end portion of the rear cover. In the part, a rear side fitting part for fixing the front cover is formed,
The vehicle according to any one of claims 1 to 7, wherein the front side portion fitting portion and the rear side portion fitting portion are fitted in a state where the base cover is assembled. Sheet. A through-hole through which a component around the seat passes is formed at the end in the width direction at the connecting portion between the front cover and the rear cover,
The vehicle seat according to claim 8, wherein the front side portion fitting portion and the rear side portion fitting portion are formed on a side where the through hole is formed. The seat rotation shaft is provided in a pair of the side base portions,
10. The vehicle seat according to claim 1, wherein the front cover and the rear cover are configured to be separated in a front-rear direction from a position of the seat rotation shaft. . A seat belt buckle support member is disposed on the vehicle seat,
The vehicle according to any one of claims 1 to 10, wherein the front cover and the rear cover are configured to be separated in a front-rear direction from a fastening position of the seat belt buckle support member. Sheet.

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