Abstract: An all-terrain vehicle includes a frame, a cockpit, wheels, suspension assemblies, an engine, a seat support, a cushion, and a storage box. The frame includes a longitudinal beam extending along a front-rear direction and a vertical beam extending upwards from the longitudinal beam. The cockpit is arranged in a middle portion of the frame. The wheels are connected to left and right sides of the frame. The suspension assemblies are connected between the wheels and the frame. The engine is disposed on the frame. The seat support is disposed on the frame, and includes a cushion support and a backrest support both arranged in the cockpit, and the backrest support is located above the cushion support. The cushion is mounted on the cushion support. The storage box is detachably mounted on the backrest support, and the storage box and the cushion form a seat that can be leaned on.

Abstract: Provided is a vehicle seat having a seat back that can be folded forward, in which the buckle is prevented from interfering with the seat back when the seat back is folded forward. A seat cushion frame rotatably attached to the seat back frame includes a pair of side frames extending in a fore and aft direction, a front frame extending between front parts of the side frames, and a rear frame extending between rear parts of the side frames and provided with a curved portion protruding forward in a middle part thereof. A buckle support arm is located behind the curved portion, the curved portion being dimensioned so as not to interfere with the buckle when the buckle support arm is in a stowed position.

Abstract: A seat assembly is provided with a seatback having a forward surface to support an upper body of an occupant and an upper console portion formed on a rear surface of the seatback. The seatback pivots at a seatback pivot axis to a use position where the seatback extends generally horizontal. A bottom cushion has an upward surface to support a lower body of the occupant. The cushion pivots at a cushion pivot axis to an access position to access a lower console formed along an interior surface of the seat bottom cushion.

Abstract: Disclosed is a vehicle that includes a vehicle seat with a backrest, a cushion, a sliding rail, and a seat mount coupled to the sliding rail. A recline control handle positioned on the side of the seat includes a rotation axis parallel to a lateral axis of the vehicle. A slide control handle positioned on the side of the seat includes a rotation axis parallel to a longitudinal axis of the vehicle, and a recess configured to receive at least a portion of the slide control handle in both a first orientation and a second orientation.

Abstract: A vehicle seat, comprising: a lower frame, intended to be connected to the floor of a vehicle, having: a base, intended to be connected to the floor of the vehicle, and a seating portion frame, comprising at least two seating places to accommodate at least two users, a first backrest pivotally hinged to the base, a second backrest pivotally hinged to the base, wherein the seat further comprises a connection system connecting the first backrest to the seating portion frame, configured so that the pivoting of the first backrest relative to the base causes the simultaneous movement of the seating portion frame relative to the base in the longitudinal direction and the vertical direction of the seat, in the two pivoting directions of the first backrest relative to the base.

Abstract: A passenger seat with a recliner sofa system includes a passenger seatback with a seatback frame and a seatback cushion. The seatback cushion is rotatable relative to the seatback frame between a stowed configuration and a deployed configuration. In some examples, in the deployed configuration, the seatback cushion extends through the seatback frame. In various examples, in the deployed configuration, the seatback cushion of a forward passenger seat abuts a seat base of an aft passenger seat. In certain examples, a method of reclining a passenger seat with a recliner sofa system includes rotating a seatback cushion of a seatback of a passenger seat relative to a seatback frame of the seatback of the passenger seat, and positioning the seatback cushion relative to the seatback frame such that a portion of the seatback cushion extends through the seatback frame.

Abstract: A controller in a vehicle seat system is configured to execute a first pivot control to cause the second seatback to pivot at a first pivoting speed, a second pivot control to cause the second seatback to pivot at a second pivoting speed that is greater than the first pivoting speed, and a first determination process to determine, during execution of a tilt control, whether the second seatback will interfere with the first seatback. If the controller determines, during execution of the tilt control, that the second seatback will interfere with the first seatback, then the controller causes the first seatback to pivot and executes the first pivot control in at least a part of a pivoting process of the second seatback.

Abstract: A hybrid support structure for a backrest part of a vehicle seat or a back bench seat, which is formed from a metal structure and a plastic structure, the metal structure including at least one connecting profile disposed between two side rail profiles of the hybrid support structure. It is provided that the connecting profile, together with a central rib of a web structure designed as a plastic structure follows a load path-optimized main load line, which runs between two connecting points of the connecting profile on the side rail profiles, taking into account a force acting upon the hybrid support structure in at least one assumed load case.

Abstract: A seatback frame for vehicles is disclosed. The seatback frame for vehicles has a simple structure without bracket structures used to install a conventional seatback frame and thus achieves cost reduction and weight reduction. In particular, the seatback frame is segmented into several parts having different rigidities so that only a part, on which load is concentrated, is set to have high strength and thus avoids overdesign for excessively high strength of an unnecessary part.

Abstract: A seat is provided in which a seat cushion is pivotally coupled to a seat back by a recliner assembly. The recliner assembly is selectively operable between a locked condition preventing pivotal movement of the seat back and an unlocked condition allowing pivotal movement of the seat back. A riser assembly supports the seat assembly above a floor, such as the floor of a vehicle, and is configured for actuation and movement of the seat assembly between a generally upright seating position, a pitched easy entry position tilted forwardly and downwardly towards the floor to allow easier ingress and egress behind the seat, and a stowed position recessed within a compartment below the floor.

Abstract: A control system for an inflatable support mechanism having a fluid inlet includes at least one inflate valve including an inlet, and a purge valve including an inlet portion and an outlet portion. The inlet portion is fluidically connected to the inlet. No more than one absolute pressure sensor is fluidically connected between the fluid inlet and the inlet of the at least one inflate valve and the inlet portion of the purge valve the no more than one absolute pressure sensor selectively sensing pressure within the inflatable support mechanism and atmospheric pressure.

Abstract: A vehicle seat that ensures improving operability of a manipulating member. A supporting member includes a first supporting portion and a second supporting portion disposed at a predetermined interval. A strap is bridged between the first supporting portion and the second supporting portion. A seat back has a recess. A space is formed between the strap (a part bridged between the first supporting portion and the second supporting portion). The part of the strap bridged between the first supporting portion and the second supporting portion are manipulated in a direction entering into the recess or in a direction separating from the recess such that a wire cable is drawn. This allows easily drawing the wire cable using the space of the recess when the strap is manipulated. Accordingly, operability of the strap is improved.

Abstract: A latch mechanism for wheelchair seatbacks has multiple latch positions. The latch mechanism comprises a latch plate for supporting the back cane. The latch plate comprises a first relief and a second relief spaced from the first relief. A pivot pin is provided between the first and second reliefs for supporting the latch plate for pivotal movement in relation to the seat rail. A first catch is supported in relation to the latch plate for releasably engaging the first relief upon pivoting the latch plate in a first direction to lower the back cane to a folded position. A second catch is supported in relation to the latch plate for releasably engaging the second relief upon pivoting the latch plate in a second direction to raise the back cane to an unfolded position. The first and second catches are positioned with the latch plate therebetween.

Abstract: A backrest adjuster (4) is provided for a seat. The seat includes a backrest (1) that can be adjusted relative to a seat part (2) by a fitting (5) and which is arranged in a longitudinally displaceable manner. When the backrest (1) is displaced from a seating position (P1) to an entry position (P2), a gear unit (9) actuates a tension element (7) that unlatches a rail adjuster (10.1) and latches same when the backrest (1) is displaced in the opposite position. A vehicle seat is provided that includes such a backrest adjuster (4).

Abstract: Aspects of the disclosure relate to vehicles capable of autonomous driving. These vehicles may include seats for accommodating different numbers of passengers. In some cases, the seats may be reconfigurable. For instance, a vehicle may include a first row of seating having a first, passenger use configuration. The first row may allow a passenger to sit in a seat of the first row of seating and access user input controls for the vehicle. The first row of seating may also have a second, folded configuration where the first row is in a folded configuration and no longer usable for passenger seating. The vehicle may also have a second row of seating. When the first row of seating is in the second, folded configuration, the second row of seating may still be usable for seating and may include additional legroom for the passenger as compared to when the first row of seating is in the first passenger use configuration.

Abstract: A vehicle seat including a seat cushion, a seat back, a seat belt, and a seat belt retractor is provided. The vehicle seat includes: a seat back frame comprising: right and left side frames disposed at a distance away from each other in a lateral direction; an upper frame connecting upper end portions of the right side frame and the left side frame; a lower frame connecting lower end portions of the right side frame and the left side frame; and a connecting frame made of a pipe member and disposed at distances away from the right and left side frames and connecting the upper frame and the lower frame; and a first bracket by which the seat belt retractor is attached to the seat back frame. The first bracket is provided on the connecting frame at distances away from the upper frame and the lower frame.

Abstract: A walk-in seat includes: a lower arm; an upper arm; a reclining mechanism; a shaft, which is rotatably provided to the lower arm; an operating lever, which is rotated with interlocking with the walk-in lever that is rotated by the walk-in operation; a rotation facilitating lever, which causes the shaft and the operating lever to further rotate with interlocking with a forward tilting operation of the upper arm; a stopper lever, which is held in the shaft with a play in a rotation direction and has a stopper portion; an insertion hole, through which the stopper portion being inserted; and a restriction portion, which is provided to the upper arm and abutted against the stopper portion to restrict a forward tilting operation of the upper arm to a predetermined amount.

Abstract: A conveyance seat includes a seat back; a seat cushion; a first link member; and a second link member. The floor or the seat cushion is connected to the seat back by the first and second link members. The first link member is shorter than the second link member. The seat back is able to be moved in a front-rear direction such that the first link member and the second link member do not intersect with each other. The seat back is able to be laid on or over the seat cushion such that the first link member and the second link member intersect with each other. A lock device is provided, and the lock device stops movement of the seat back while the seat back is moved in the front-rear direction such that the first link member and the second link member do not intersect with each other.

Abstract: A watercraft having a seat securely carried on the watercraft, the seat having a plastic seat frame and a plastic seat back frame. The seat frame and the seat back frame are joined via a hinged connection. The bottom of the seat frame has receptacles that easily engage with engagement elements mounted on the deck of the watercraft. The seat has mechanism to easily adjust the height of the front of the seat, the height of the rear of the seat, the recline angle, and the amount of lumbar support. The seat has four legs stored under the seat frame which can be plugged into the seat frame to turn the seat into a lawnchair.

Abstract: A belt buckle arrangement for a seat belt system includes a belt buckle (1) with a spring-loaded locking mechanism for locking a belt tongue in a buckle housing (2). A spring-loaded push button (3) is displaceably guided on the buckle housing (2) for acting on the locking mechanism. A belt buckle status sensor (4) is connected with a data cable (5) directed out from the belt buckle (1). The buckle housing (2) is pivotably connected with a holder (6). Pivoting of the belt buckle (1) to the holder (6) is delimited by a stop (8) on the holder (6) abutting a stop surface (7) on the belt buckle (1). A sound-absorbing element (9) between the stop (8) and the stop surface (7) has a guide section (10) ensuring that the data cable (5) in the belt buckle (1) does not come in contact with the holder (6).

Abstract: A plantar exercise device for therapeutic foot exercises is formed of a generally planar base board and a beam or block member firmly secured upon the base board and positioned transversely across the base board. The beam is positioned closer to one end of the base board than the other, so that the different stretch heights are presented on the two sides. Additional blocks may be present to provide additional stretch height. A non slip coating may be applied at least onto the upper surfaces of the beam and base board.

Abstract: A seat lock apparatus includes a case member having a striker entrance groove and a hook lever that is provided rotatably via a hook shaft and is movable between an opening position and a restraining position where the hook lever closes an opening in a striker entrance groove. The apparatus is configured to position the hook lever in the restraining position while positioning the striker in the striker entrance groove when a seatback is erected. The striker entrance groove is formed such that when the striker enters the striker entrance groove and abuts against the hook lever positioned in the restraining position, only a portion of the case member, which is positioned closer to a central side of the seatback than the hook lever is in an axial direction of the hook shaft, is brought into abutment with the striker.

Abstract: A seat track assembly includes a latch mechanism operable to allow movement of a movable track relative to a fixed track between a plurality of positions. A memory mechanism is operable between a home position, coupled with the movable track, and a memory position, coupled with the fixed track, to define a selected position. Actuation of the memory mechanism to the memory position unlocks the latch mechanism to allow movement of the movable track in a first direction away from the selected position to an easy-entry position. In response to movement of the movable track in a second direction from the easy-entry position, the memory mechanism blocks the movable track at the selected position, allowing the latch mechanism to lock and the memory mechanism to return to the home position. The latch mechanism operates independently to unlock the latch mechanism when the memory mechanism is in the home position.

Abstract: A seat back mounting structure of a vehicle body may include a side pin that is fixed on a seat back frame, a seat back bracket formed with an insertion hole through which the side pin is inserted, a fixation hole, and a guide route between the insertion hole and the fixation hole such that the side pin moves from the insertion hole to the fixation hole, and an elastic bracket including a fixation portion formed at one side thereof, the fixation portion being fixed on the seat back bracket, and a protruded portion formed at a central portion of the elastic bracket, the protruded portion reducing a width of the guide route and elastically deformed by the side pin when the side pin moves from the insertion hole to the fixation hole.

Abstract: Described are passenger seat assemblies comprising: at least one seat pan; an inflatable seat adjacent to the at least one seat pan; and at least one inflation system comprising a transport device and a delivery mechanism coupled to the transport device, wherein the transport device is configured to inject an inflating substance into the inflatable seat via the delivery mechanism, wherein the delivery mechanism is coupled to the inflatable seat via an opening. The passenger seat assemblies may further comprise a support structure. The inflating substance may be air. The inflatable seat may comprise at least one structural chamber. The inflatable seat may also have utility apart from the passenger seat assembly.

Abstract: A no-tools chair and chair arm assembly is disclosed. The assembly includes an armrest support configured and arranged to connect to a seat of a chair. The armrest support has mating formations thereon. A backrest support is configured and arranged to connect to a backrest of a chair. The backrest support is pivotally connected to the armrest support. A chair arm has an armrest portion and support member depends from the armrest portion. A connector extends from the support member and has reciprocal mating formations thereon configured and arranged to interlock with the mating formations on the armrest support. The chair arm locks the backrest support in position when coupled to the armrest portion.

Abstract: A fixing device for a vehicle seat, especially for a motor vehicle seat, includes a multi-articulated mechanism and a locking device that unlocks the multiarticulated mechanism when the vehicle seat is pivoted or folded back past a defined limiting angle, enabling the vehicle seat to be guided, especially pivoted and longitudinally moved, in a controlled manner, between an unlocked first position and an unlocked second position or vice versa.

Abstract: A vehicle seat having a tiltable unit provided in a receiving recess formed in a seatback, the vehicle seat including a stopper structure configured to keep the tiltable unit in the receiving recess, wherein the stopper structure is configured so that a protrusion piece provided to one of an inner peripheral part of the receiving recess and an outer peripheral part of the tiltable unit is pressed against the other, and wherein the protrusion piece is arranged to be sandwiched between a seat cover, which covers a general plane of the one of the inner peripheral part of the receiving recess and the outer peripheral part of the tiltable unit, and a seat pad covered with the seat cover, and the protrusion piece forms a protrusion shape protruding further than the general plane and pressed against the other.

Abstract: Provided is a seat structure minimizes a size of a vehicle seat in which a rotation body rotates by being pressed by a seat back in interlocking a driving unit with the seat back. In a seat including a link mechanism which interlocks a driving unit with a seat back tilted toward a seat cushion, the back and cushion are connected to each other by a bracket at the side of the back and cushion in the vehicle width direction, and a transmission member which rotates to interlock the driving unit with the seat back is provided. The transmission member is adjacent to the bracket in the vehicle width direction and rotates by being pressed by the seat back tilted toward the seat cushion, and a portion pressed by the seat back in the transmission member is positioned outside compared to an outer edge of the connection bracket.

Abstract: The present invention (also known as the HOT SEAT™) discloses and claims a vehicle occupant detection and alerting system comprising a vicinity motion detector capable sending a wireless transmission and a transmission receiving means capable of receiving the motion detector's wireless transmission and triggering a vehicle alarm system, vehicle horn, a mobile device or other form of notification if a child is left unattended in a vehicle.

Abstract: An easy entry seat assembly may include a seat frame having a seat bottom and a backrest supported for pivotal movement relative to the seat bottom. A reclining mechanism may be provided on the seat frame to selectively control pivotal movement of the backrest relative to the seat bottom. A backrest stopper mechanism may be provided on the seat frame. The backrest stopper mechanism may include an easy entry stopper that can be movable from a non-actuated position to an actuated position to stop pivotal movement of the backrest in an easy entry position. An easy entry actuator may be provided on the seat frame, wherein operation of the easy entry actuator can cause movement of the easy entry stopper to the actuated position and release the reclining mechanism.

Abstract: A lumbar support seat is disclosed for supporting lumbar vertebra portion, which stably supports the lumbar vertebra portion and the pelvis portion so as to maintain proper posture and comfortable sitting. The lumbar support seat includes a seat main body having an upper central portion that is curvedly indented so as to correspond to the shape of pelvis portion; a lumbar supporting die including fixing frames fixed at the upper portion of the rear end of the seat main body, and a base plate for supporting lumbar vertebra portion. The pelvis portion is supported via the seat main body and the lumbar vertebra portion is stably supported via the lumbar supporting die. The lumbar support seat helps a user to sit with proper and comfortable posture.

Abstract: A release mechanism selectively actuates a recliner between a locked condition and an unlocked condition allowing pivotal movement of a seat back between a seating and fold flat position. The release mechanism includes a recliner cam lever operatively coupled to the recliner for actuating the recliner between the locked and unlocked conditions. A recliner handle lever engages the recliner cam lever in a first actuated position to actuate the recliner between the locked and unlocked conditions allowing pivotal movement of the seat back between a seating position and a fold flat position and further engages the recliner cam lever in a second actuated position to release a seat cushion from the floor and allow pivotal movement of the seat cushion between a seating position and tumbled position when the seat back is maintained in the fold flat position.

Abstract: A seat assembly having a foldable seat back. The seat assembly may have an upper bracket that may be connected to a recliner mechanism that may be configured to rotate about a first axis. A rivet may be disposed on the upper bracket and may rotate about a second axis.

Abstract: A seat assembly includes a seat back operatively coupled to a seat cushion for pivotal movement between seating and folded positions. The seat assembly includes an air bladder. An air control system is operatively coupled to the air bladder for automatically inflating and deflating the air bladder in response to pivoting the seat back between the seating and folded positions. The air control system includes a pressure vessel for storing a predetermined volume of air, a fill valve for controlling air flow from the pressure vessel to the air bladder, a first pressure sensor for monitoring air pressure in the air bladder, a pump for filling the pressure vessel with air, a second pressure sensor for monitoring air pressure in the pressure vessel, a control valve for controlling air flow from the pump to the pressure vessel, and a vent valve for venting air from the or bladder.

Abstract: Vehicle seat including: a seat back pivoted to a side of floor; a seat cushion pivoted to the seat back; and a front leg element having an upper end pivoted to the seat cushion and a lower end pivotally locked to the side of floor in a releasable manner, thus normally providing a four-pivotal-point linkage in the seat. Maintaining the four-pivotal-point linkage adversely restricts design and actions of the seat. Inequality conditions are therefore set in that four-pivotal-point linkage, such that folding down the seat back by an angle exceeding a predetermined angle results in unlocking of the lower end of the front leg element from the side of floor, thereby destroying the four-pivotal-point linkage. Hence, a freedom of design is increased for the seat and floor. Further, leverage mechanism(s) may be provided to facilitate the ease of unlocking the front leg element from the side of floor.

Abstract: A vehicle seating assembly including a seat having a top surface. A seatback includes a back support surface. A tab extends forward from the seatback. A track assembly includes a rail and a slide. A bracket is coupled to the slide and includes an elongate slot disposed at a mid-portion thereof. A linkage includes a first end coupled with the seat. A second end is coupled with the tab. A protrusion is disposed at an intermediate portion of the linkage and is engaged with the elongate slot. Movement of the protrusion is relative to the elongate slot, causing translation of the seating assembly between a deployed position, in which a planar extent of the seatback extends substantially orthogonally relative to a planar extent of the seat, and a stowed position, in which the top surface of the seat and the back support surface of the seatback are in abutting contact.

Abstract: A vehicle seat including: a base member; a rotary member which is connected to the base member by a pin and is configured to be rotatable with respect to the base member; and a spring attached between the base member and the rotary member and urging the rotary member with respect to the base member in a rotating direction, wherein the spring abuts an outer circumference of the pin, and wherein the pin is integrally coupled to the rotary member.

Abstract: A seat assembly for a conveyance, such as a wheelchair, that allows the user to set the recline angle of the seat back at a seating position, fold the seat back down to a folded position and back up to the seating position, such that the seat back is returned to the seating position at the user selected recline angle R unless the recline angle is adjusted by the user. The user selected recline angle R is not disturbed by folding the seat back from the seating position, to the folded position 106, and back to the seating position.

Abstract: An adjustable seat assembly providing a compact size with the ability to pivot or tilt the lower seat frame manually and independent of the seat back.

Abstract: A seat assembly having a seat back and a fold assist mechanism. The fold assist mechanism may have a drive plate and a spring. The spring may bias the seat back from a first position toward the second position when the spring engages a drive plate flange.

Abstract: A vehicle seat including: a rotatable arm configured to release a holding state of a holding mechanism of a seat body; and an operating strap configured to rotate the arm by being pulled at a first end portion thereof, wherein a second end portion of the operating strap opposite to the first end portion is fixed to the seat body, a middle portion of the operating strap is folded back and is hanged to an engaging portion provided to the arm, and the arm is configured to be rotated by pulling the operating strap so as to pull in the engaging portion by the middle portion, and wherein the middle portion, which is folded back from the second end portion, is folded back from an outer side to an inner side with respect to a rotational center of the arm.

Abstract: A seat assembly for a motor vehicle is provided. The seat assembly includes a seat back portion and a removable and stowable head restraint. The seat back portion has a first surface and is configured to occupy one of an upright seating position and a folded cargo position. The head restraint is configured to be coupled to the first surface of the seat back portion. The head restraint is configured to occupy one of a deployed position and a stowed position. The head restraint remains secured to the seat back portion in each of the deployed position and the stowed position. Specifically, the head restraint occupies the stowed position when the seat back portion occupies the folded cargo position.

Abstract: A reconfigurable seat assembly (4) that provides a vehicle seat with greater flexibility and adjustability. The seat assembly (4) includes a latch mechanism (10) that enables the seat assembly (4) to be positioned into design, fold, stow or tumble configurations or a combination thereof. The latch mechanism (10) includes a first link member (12), a second link member (20), and a base member (34). The first link member (12) is pivotally coupled to both the seat base (8) and to the second link member (20). The second link member is pivotally coupled to both the first link member (12) and to the base member (34). The base member (34) is fixed to a portion of a vehicle (2) structure.

Abstract: The present invention relates to a vehicle seat having a seat part and having at least one backrest part which is pivotable about an axis of rotation relative to the seat part, and having a spring means which is effective between the seat part and the backrest part, wherein the backrest part comprises at least a backrest rear wall, backrest upholstery and a backrest cover. According to the invention, a spring means designed as a torsion spring is in each case arranged completely within the corresponding backrest part, is supported at the first end thereof on the backrest rear wall and acts at the second end thereof opposite the first end on an intermediate piece or on a stop of the intermediate piece, wherein the intermediate piece is arranged on the axis of rotation and is fastened to a bearing in a manner fixed relative to the frame.

Abstract: A vehicle seat including: a seat back in which a seat body is supported by a seat frame; a backboard provided on a rear surface of the seat back; and a cloth member covering a surface of the backboard, wherein the backboard is attached to the seat frame to have a convex shape in which a center part of a surface thereof protrudes.

Abstract: A seat structure may be installed in a seat assembly. The seat structure may comprise plurality of tube members forming a substantially closed structure. Some of the tube members have a substantially uniform cross-sectional area along a substantial portion of its respective longitudinal length. At least a first set of the tube members has at least one of a different dimensional property and a different material property from a second set of the tube members such that mechanical properties of each tube member is configured for stress requirements for a respective region that the respective tube member occupies. The plurality of tube members are joined such that the plurality of tube members are in fixed positions relative to each other.

Abstract: An object of the present invention is to provide a spiral spring assembly that is capable of suppressing lateral force generated in a central shaft. A spiral spring assembly (1) includes a central shaft (2), a spiral spring (3) that is disposed on the periphery of the central shaft (2) and includes an outer end (3a), an inner end (3b), and a spiral portion (3c) that connects the outer end (3a) and the inner end (3b) in a spiral form; an inner end fixing member (4) to which the inner end (3b) is fixed so as to be capable of transmitting torque; and an outer end fixing member (5) to which the outer end (3a) is fixed, and which is capable of moving relative to the inner end fixing member (4) within a predetermined section extending from a first state to a second state. The outer end (3a) is fixed to the outer end fixing member (5) so as to be capable of transmitting torque and suppressing a lateral force that is generated in the central shaft (2) in a predetermined state within the predetermined section.

Abstract: Provided is a seat structure minimizes a size of a vehicle seat in which a rotation body rotates by being pressed by a seat back in interlocking a driving unit with the seat back. In a seat including a link mechanism which interlocks a driving unit with a seat back tilted toward a seat cushion, the back and cushion are connected to each other by a bracket at the side of the back and cushion in the vehicle width direction, and a transmission member which rotates to interlock the driving unit with the seat back is provided. The transmission member is adjacent to the bracket in the vehicle width direction and rotates by being pressed by the seat back tilted toward the seat cushion, and a portion pressed by the seat back in the transmission member is positioned outside compared to an outer edge of the connection bracket.

Abstract: A headrest design described herein improves rigidity and reduces weight of an entire headrest of a vehicle seat. The headrest of the vehicle seat includes a base member attached to an upper part of a seat back, and a reinforcing member attached to the base member. The base member is formed by coupling a front side base member and a back side base member by a coupling member. The reinforcing member includes attachment portions and projection portions having larger width therebetween than that of the attachment portions. The attachment portions are fixed to a front side of a front side base member. The projection portions continue from the attachment portions and protrude to the upper side of the base member.