Abstract: A height adjusting device includes a mounting frame adapted to be secured to a seat member of a chair and provided with a plurality of retaining holes in an upright direction. A sliding member is adapted to be secured to a backrest member of the chair, and is mounted to be slidable relative to the mounting frame in the upright direction. The sliding member includes an upper portion which defines a passageway, and a lower portion. A lever member is pivotally mounted on the lower portion at a fulcrum and about a pivotal axis transverse to the upright direction, and includes actuating and retained ends respectively at two opposite sides of the fulcrum. The lever member is disposed such that the retained end is extendable through the passageway to be retained in one of the retaining holes, when the actuating end is manually operated to turn the retained end about the pivotal axis. A biasing member is disposed to bias the retained end to extend through the passageway.

Abstract: A system for the displacement of a neck rest in response to the displacement of a vehicle seat in an automobile, wherein the neck rest is mounted to a first structural part which is height-displaceably mounted to a second structural part, the latter being fixedly secured to the rest of the seat, the system having the following features:

Abstract: Adjustable headrest (201) for a seat backrest having a mounting system (148, 149) includes frame structure (207) adapted to be secured on the mounting system (148, 149) for up and down movement relative to the seat backrest. Headrest (201) also includes drive means (120, 130) having height adjustment drive system (121-123, 125) for controlling height adjustment of headrest (201) by moving height adjuster section (114), and fore/aft adjustment drive system (131-134) for controlling fore/aft adjustment by moving the fore/aft adjuster section (115). Fore/aft drive system (131-134) has adjustment member or nut (132) constrained to up and down movement, and nut (132) is engaged with adjuster section (115) so as to permit fore/aft movement of adjuster section (115) relative to adjuster section (114) and adjustment nut (132).

Abstract: A headrest comprises: a support structure adjustable in height by means of an actuator and defining a curved surface the convex side of which faces upwards, a pad fixed to the backrest at the front and slidable on the curved surface, and having a rear portion arranged for sliding vertically adjacent the rear of the backrest during the adjustment movement, and a guide device for guiding the rear portion of the pad and keeping it oriented parallel to the backrest.

Abstract: An arrangement for coupling the vertical position of a headrest assigned to a backrest of a motor vehicle seat with the withdrawal and retraction movement of a seat belt system with a belt retractor. When the seat belt is put on by a vehicle occupant sitting in the vehicle seat, the withdrawal movement of the belt strap is transformed into a movement of the headrest from a lower inoperative position into an upwardly displaced operative position. When the seat belt is taken off, the retraction movement of the belt strap is transformed into an opposite movement of the headrest back into the inoperative position. The arrangement comprises a locking unit for fixing the headrest can be fixed in its operative position. Starting from its operative position, the headrest can be vertically displaced with respect to the backrest and can be locked in the respective adjusted position.

Abstract: A mechanical neck rest retraction device with a memory function comprising:

Abstract: The invention relates to a child seat (10) for motor vehicles, comprising a seat (12), a backrest (14) and a head rest (22). The head rest (22) has two side cheeks (28) and a central part (30) connecting both side cheeks. The head rest (22) is fitted on the backrest (14) and is height-adjustable. The central part of the head rest (22) covers only the back part (4) of the backrest (14). The backrest (14) has a guiding device along which the height of the head rest (22) can be adjusted.

Abstract: A headrest for motor-vehicle seats comprising a yielding body connected to a pair of supports, to be fixed to the backrest of a motor-vehicle seat, through an articulated parallelogram system formed by two pairs of swinging arms by means of which the yielding body can be displaced between a lowered position and a raised position. To hold the yielding body in the raised position or, respectively, in the lowered position a locking system is provided which, in the raised position of the yielding body, applies a retaining force appreciably higher than in the lowered position of the yielding body and can be released by a push-button arranged on one side of the yielding body.

Abstract: A head and neck support for engaging a leg of a seated person or the arm of a chair and comfortably supporting the head and neck of the person at a selected angle and height above his or her lap. In a preferred embodiment the head and neck support includes a head support tray which typically supports a pillow, upon which the head of the sitting person rests. The head support tray is pivotally and adjustably mounted on a cylindrical compression shaft fitting which adjustably receives the upper end of an extension shaft or a support shaft attached to the extension shaft and terminated on the bottom end by a curved support arm which typically engages the leg of the person. A compression sleeve is provided on the extension or support shaft for threadibly engaging and compressing the compression shaft fitting against the extension shaft or the support shaft after a selected length of the extension shaft or the support shaft is extended from the compression shaft fitting.

Abstract: An adjustable headrest that provides both support and comfort to the user and one that can be used in connection with furniture including household and office furniture and also in connection with various types of passenger vehicles. The headrest includes slide means for permitting easy height adjustment of the headrest and also includes locking means for securely locking the headrest in a desired elevated position. Further, the headrest includes easily adjustable, wing-like, side-support members that are pivotally connected to a centrally located, vertically adjustable head support member by means of constant torque hinges and also includes easily adjustable chin support members that are pivotally connected to the side support members by means of constant torque hinges.

Abstract: An adjustable chair for vehicles in which the frame structure is easy to manufacture and includes few components while still providing adjustment in several directions. By adjustment in several directions, it is meant, for example, adjustment of the length of the chair seat, as well as the height of the back of the chair. By manufacturing each frame in one piece with integrated attachments and similar, it is also possible to utilize the same frames for both manually and electrically operated chairs. The chair includes a seat part and a back part each of which have several possibilities for adjustment for individual and ergonomic adaption of the chair; including the aspects of length, height, side support and lumbar support. An operator is provided for adjusting the seat and the back parts, together with components that form parts thereof.

Abstract: A seat for a means of transport, in particular a vehicle seat, comprising a seat part, a backrest, a backrest adjustment system (1) which connects the backrest to the seat part and which permits a forward pivoting of the backrest onto the seat part, a height adjustable headrest which is displaceably guided via at least one guide rod (10) in an associated guide receiver (11) in the backrest, and retaining means (30, 31) which are effective between at least one guide rod (10) and the associated guide receiver (11) and through which the guide rod (10) is releasably fixable at different heights against displacement, wherein, for avoiding a collision of the headrest with the vehicle roof, the guide receiver (11) for the guide rod (10) is formed so as to be retractable together with the guide rod (10) opposite to the extension direction (VI) of the headrest inwards into the backrest into a recessed position and back out again while the guide rod (10) is arrested by the retaining means (30, 31) relative to the guide

Abstract: A headrest assembly wherein a headrest guide and/or a headrest insert permit adjustment of the headrest even when one or more components of the headrest assembly are misaligned or out of tolerance. The headrest guide includes two sleeves, each sleeve forming a channel, the two sleeves rigidly connected with respect to one another so that the channel of each sleeve is parallel with the other. The headrest insert includes a flexible coupling that permits two generally parallel headrest rods to self-align with respect to the channels of the headrest guide.

Abstract: A vehicle seat with a back rest (72) in which a sliding guide (74) is provided, and with a headrest which is fixed to the back rest (72) by means of at least one guide rod (76) inserted into the sliding guide (74), and is provided with a functional unit (20, 23) which is connectable electrically with a base unit arranged outside the headrest, is characterized in that the guide rod (76) is used for the electrical connection of the functional unit.

Abstract: Described is a coupling device (52) for a telescopically adjustable object such as head support, wherein the object has a first and a second body (24, 18) and the coupling device (52) is such that the first body (24) is adjustable jointly with the second body (18) along a linear guide (38, 40) between a base position and a first extension position and from the first extension position the second body (18) is only adjustable linearly relative to the first body (24) as far as a maximumm position.

Abstract: A vehicle seat with a back rest (72) in which a sliding guide (74) is provided, and with a headrest which is fixed to the back rest (72) by means of at least one guide rod (76) inserted into the sliding guide (74), and is provided with a functional unit (20, 23) which is connectable electrically with a base unit arranged outside the headrest, is characterized in that the guide rod (76) is used for the electrical connection of the functional unit.

Abstract: An automotive seat including a seat cushion and a seat back. The seat back pivots relative to the seat cushion for movement between a seating position and a folded position. A headrest is mounted to the seat back and is moveable between a deployed position and a retracted position. The seat assembly is characterized by a control mechanism mounted between the seat back and the headrest for automatically moving the headrest between the deployed and retracted positions in response to the pivotal movement of the seat back between the seating and folded positions. The subject invention is also characterized by a cavity formed within the seat back for selectively housing the headrest. The control mechanism moves the headrest between the deployed position with the headrest disposed completely outside the cavity and the retracted position with the headrest disposed within the cavity.

Abstract: An automotive interior component, such as a headrest or armrest, including a U-shaped tubular support frame for supporting the interior component. A blow molded or injection molded bun is molded directly onto a portion of the frame structure. A resilient urethane foam pad is secured to a surface of a fabric, vinyl or leather trim cover and the molded bun is enveloped by the trim cover and foam pad. Alternatively, the molded pad is formed by first and second half shell with the frame structure received and secured between the half shells. The half shells and interconnected with the frame structure there between and enveloped by the trim cover and foam pad.

Abstract: A child's car seat (20) includes a backrest (26) with a plurality of strap slots (34) formed therein, a seat portion (24), and a removable headrest (22). The headrest (22) has a pair of projections (50) each having a pair of leaves (86) that extend outwardly from the other toward opposed peaks (88) and inwardly from the peaks (88) to form a head (80). The head (80) is rounded and the leaves (86) are flexible, such that upon initial insertion into the strap slots (34) the leaves (86) compress to facilitate ingress of the projection (50), and upon complete insertion, the leaves (86) expand to inhibit removal of the headrest (22). The position of the headrest (22) relative to the seat (20) is thus adjustable, according to the size of the child, dependent on into which of the plurality of slots (34) the projections (50) are inserted. The headrest (22) includes a pillow (54) shaped to have a lower portion (58) which helps to support the child's head and deter its forward motion.

Abstract: A head rest (35) for a vehicle seat is vertically adjustable relative to a back rest (36) of the vehicle seat. The head rest (35) is fixed on supporting rods (37, 38) which are longitudinally displaceable in a fixed reception (40) arranged in the back rest (36). A clamping element (10) locks the head rest (35) in a defined position relative to the reception. According to the invention, the supporting rods (37 and 38) are prevented from being pushed inwards during an accident by the fact that the locking element (10) is configured as an overrunning clutch(22, 16, 26) acting in a linear direction of movement which, in a locked position, prevents at least one (38) of the supporting rods from being pushed into the reception (40), and the locking element can be locked and unlocked by an actuating element.

Abstract: An adjustable assembly for securing a cushion in a plurality of positions on the seat back of a lawn chair. In a preferred embodiment, two adjustable assemblies are used to secure a cushion to the seat back. One assembly is secured to each side of the seat back.

Abstract: An improved head restraint assembly 16 for motor vehicle seats 10 for enabling a head restraint pad 18 to be moved with respect to a motor vehicle seat 10. The assembly 16 includes a removable tubular bushing 22 mounted to the seat back 14 and having an inside bore 24 for receiving a head restraint pad post 20. The bushing 22 further provides a head 26 outside the seat 10 having a socket 32 adapted to receive a button sub-assembly 38 which enables the head restraint pad 18 to be adjusted to various heights. The button sub-assembly 38 includes a spring 40 having a detent portion 48, and an actuator portion 42 movable with respect to the head 26. The detent 48 is biased into alignment with a retainer notch 52 formed on the post 20 and is movable out of alignment with the post 20 by moving the actuator portion 42, thereby allowing the post 20 to move longitudinally within the bore 24.

Abstract: A headrest apparatus for a vehicle seat including a guide member for being mounted on a seat-back of the seat, a rotational member rotatably supported to the guide member, a stay slidably supported to the guide member and the rotational member with the capability to be detached from the guide member and the rotational member, a headrest body attached to the stay and positioned to the normal position and a stored position by a rotation of the rotational member relative to the guide member, a spring member connected between the guide member and the rotational member and rotates the rotational member so that the headrest body is positioned to the stored position and an contacting wall formed to the guide member with the capability of making contact with the end of the stay when the headrest body is positioned to the stored position.

Abstract: A vehicle seat assembly with a retractable head rest that rotates from an upright use position to a lowered, retracted, stowed position to improve visibility for a vehicle driver. The motion mechanism for the head rest is contained within the body of the head rest itself thus eliminating modification of the seat back to which the head rest is mounted. The head rest is further vertically adjustable relative to the seat back and is rotatably adjustable within a range of upright use positions.

Abstract: Headrest for motor-vehicle seats in which the positioning notches of the support rods cooperate with a pair of arms carried by a slider member movable in the load-bearing framework of the headrest, in a direction perpendicular to the support rods, between an engaged position and a disengaged position. Displacement to the disengaged position is operated by at least one push-button provided at one side of the headrest.

Abstract: A vehicular seat assembly includes a seat bottom defining an occupant sitting area and a seat back defining an occupant back support and coupled to the seat bottom. A shoulder belt restraint is operatively connected to the seat back for restraining an occupant in the seat assembly. A telescoping tower is mounted to the seat back for selectively adjusting the shoulder belt restraint between a lower position immediately adjacent the seat back and a raised position spaced vertically from the seat back. A tower cover is fixedly secured to at least a portion of the tower and vertically movable therewith. The tower cover includes an expandable window portion coupled between the tower and the seat back for automatically expanding coverage of the tower upon movement of the tower between the lower position and the raised position.

Abstract: A seat back headrest support includes a socket having an axial bore which receives a rod of a headrest frame. An enlarged head is formed at one end of the socket with a spring biased latch carrier mounted to the head. A latch pin, rotatably mounted to the carrier, is urged radially against the rod. The pin engages the rod to maintain the headrest in an adjusted heighth position. A cap having a peripheral skirt covers the head and the latch carrier while an opening in the skirt permits access to the latch carrier for manual release of the pin from engagement with the rod.

Abstract: A seat headrest assembly including a headrest (1) mounted on at least one support post (3) which is connectable to a seat backrest (2). The headrest (1) is mounted on the support post (3) so as to be movable relative thereto in the longitudinal direction of the post (3). Electrically powered drive mechanism (18) including a motor (15) is contained within the headrest (1). A screw threaded spindle (19) is drivably connected to the motor (15) through a worm drive (18) and cooperatively engages with a nut (20) attached to the post (3). The arrangement is such that rotation of the spindle (19) causes the headrest (1) to move along the post (3). A source or electrical power is connectable to the motor (15) through an electric conductor which is provided on or is formed by the support post (3).

Abstract: A headrest for motor-vehicle seats comprising a yielding body and a pair of support rods having positioning notches cooperating with respective resilient locking members which can normally be released to enable height adjustment of the headrest. An inertial mass is associated to at least one of the resilient locking members, which is normally kept in an inoperative condition and is movable, upon application to the headrest of a force exceeding a preset threshold value, to an operative condition in which the at least one resilient locking member is made unreleasable relative to the positioning notches of the related support rod.

Abstract: A headrest includes an L-shaped board and a casing, both of which pivotally clamp a shaft extending transversely between the board and the casing. Two tubular members are movably mounted on the shaft and each has a tube, which extends through the bottom of the board. Each of the tubes has a positioning rod connected thereto, which extends into the seat and is engaged with the engaging device in the seat. Each of the positioning rods has a plurality of notches defined therein and is connected to one of the two respective tubes by bolts extending through the tubes and contacting against the positioning rods. The distance between the positioning rods can be adjusted by moving the tubular members, and the two positioning rods can be rotated by releasing the bolts so as to engage with different engaging devices.

Abstract: The invention relates to a process for producing the frame of the backrest of a motor vehicle seat from an originally straight metallic profile part which preferably has an I-shaped cross sectional area and which is bent into a U shape. In the middle part only one opening is formed in web (1), then it is closed again by the pressure of two compression jaws which move chords (2) towards one another in this middle part. In doing so opposite edge areas of the opening form joint (4). The adjacent planar areas of the web are joined to one another preferably by welding at this joint.

Abstract: A headrest mount has a rod having an upper end adapted to carry a headrest, extending along an axis, and formed with a plurality of axially spaced and radially outwardly open notches and a socket fitting having a tube in which the rod is axially centered and slidable and a head axially traversed by the rod and forming a slide compartment having upper and lower confronting planar surfaces extending generally perpendicular to the axis. A generally rectangular and wholly plastic slide plate in the slide compartment is formed with a central aperture through which the rod passes and has a pair of axially oppositely directed planar faces respectively engaging the surfaces of the compartment. The slide plate is a snug fit between the compartment surfaces.

Abstract: An automotive vehicle headrest system comprises a pair of laterally spaced upstanding support shafts or bolt members for threaded engagement within internally threaded or tapped holes, sockets, or sleeves defined within an automotive vehicle seat frame. The headrest component includes bracket members, having disk members incorporated therein, which are mounted upon the shafts or bolts such that the bracket/disk assemblies are normally mis-aligned with respect to each other, and the disk members define two-point contact systems with the shaft or bolts so as to support the headrest at a predetermined elevational position.

Abstract: A vehicle seat headrest includes a pad that has a generally horizontal main body portion that overlies the top of a backrest and a lip portion that overlies an upper forward portion of the backrest. The headrest includes a resilient curved frame plate that follows a confronting profile of the backrest and serves as a rear support for the main body portion and lip portion of the pad. The headrest further includes pins with upper ends secured within the plate and lower ends slidingly received within the backrest.

Abstract: An apparatus (10) encloses a movable vehicle seat (12) and an inflatable vehicle occupant protection device (14) which is inflatable into engagement with an occupant of the seat (12). An electric motor (42) is operatively connected to the seat (12) to move the seat (12) when the motor (42) is actuated. A first actuating means (50) actuates the motor (42) in response to input from the occupant so as to move the seat (12) to a position selected by the occupant. A second actuating means (92) actuates the motor (42) in response to crash conditions so as to move the seat (12) with reference to the crash conditions.

Abstract: A head rest sleeve for receiving a head rest support rod having a diameter within a known tolerance range is formed of a resilient material and has a body having an axial bore. Integral with the inside of the body and disposed thereabout are at least two pairs of compressible crush ribs which protrude radially and extend the length of the body. The distance of protrusion of the ribs corresponds to the minimum possible diameter of the support rod. Located between each pair of ribs and integral therewith is a web which protrudes radially a distance corresponding to the maximum possible diameter of the support rod. When the support rod is inserted into the sleeve, the rod frictionally engages the crush ribs uniformly along its length and, when the diameter of the support rod is greater than the minimum possible diameter, compresses the ribs a uniform distance to allow the support rod to be moved in the sleeve.

Abstract: The structure relates to a belt integral seat of a motor vehicle with a back rest, which has a back rest frame, onto which a carrier of a neck rest and a device for the safety belt guidance is arranged at the top. The device for a safety belt guidance is attached to the carrier. The carrier is located between the device for a safety belt guidance and the neck rest.

Abstract: A vehicle seat includes a seat part displaceable at least in the seat longitudinal direction; a back rest that is held on the seat part; and an adjustable head restraint held on the back rest and having a head cushion. For automatically adapting the head restraint correctly in terms of safety to seat adjustments carried out by a seat user, a medium reservoir of variable volume, communicating with a filling and discharge device, is integrated in the head cushion so that the cushion front face is shifted forwards during an increase in volume and is drawn back again as a result of a reduction in volume. The filling quantity introduced into the medium reservoir or drawn off from the medium reservoir is controlled depending on the seat setting by means of a control unit. The medium reservoir also may include a pressure limiter that allows a controlled outflow of the reservoir when a predetermined pressure value, caused by the impact of the head, is reached.

Abstract: An adjustable headrest assembly including a mounting post for mounting the headrest assembly to a vertically adjustable tower. The headrest including an elongated body portion extending horizontally between first and second ends and defining a tubular opening for receiving a mounting post for securing the headrest to the tower. A cavity is integrally formed in the first end of the body portion and a ratchet mechanism is disposed in the cavity for pivoting the headrest in both the forward and rearward direction. The ratchet mechanism including a ratchet pivotally support by the mounting post and a rack having a plurality of rack teeth mounted along an arcuate path in the cavity of the headrest body. The assembly further including a tower cover including an expandable window portion connected between the tower and the seat back for automatically expanding coverage of the tower upon movement of the tower between a lower position and a raised position.

Abstract: Apparatus for preventing or limiting spinal injuries to a passenger seated in a forward facing position in a moving vehicle during vehicular impact or sudden deceleration. The apparatus includes a vehicle-installed supporting seat for the passenger, the seat having a support portion behind the seated passenger which includes a resilient surface in contact with the supported passenger. The resilient portion is supported on an underlying stiff support shell. The support shell is rearwardly displaceable upon being subjected to impressed forces generated from the passenger pressing against the resilient surface of the support portion as a result of a rear end impact at the vehicle.

Abstract: A dynamic head restraint mount (18) includes an low swinging impact plate (22) which swings back below a seat back frame top tube (10) in response to a sudden vehicle deceleration. As it swings back, the plate (22) causes the upper ends of a pair of upstanding head restraint support post guide tubes (24) to rock forwardly of the top tube (10), tilting the head restraint 14 forward. Concurrently, a linkage activated by the same impact plate (22) motion independently causes the support posts (12) of the head restraint (14) to slide up to a consistent highest position above the top tube (10), regardless of the adjusted position within the guide tubes (24) from which the support posts (12) began.

Abstract: A head rest support mechanism for a vehicle seat, the head rest being fitted with at least one support rod having a plurality of notches and being supported by the seat back and adapted for vertical adjustment with respect thereto, the support mechanism further including a guiding member fixed to the seat back and comprising a bore slidingly and snugly supporting the support rod. There is a latching spring supported by the guiding member and having one end fixed to the guiding member, another end projecting from the guiding member, and an intermediate, looped, notch engaging portion being normally biased to engage a portion of a notch. The support rod comprises a plurality of notches each lying in a plane which is perpendicular to a longitudinal axis of the rod and a normal of the plane is not perpendicular to the longitudinal axis.

Abstract: In the combination of headrest stay holder and holder bracket for use with a vehicle seat, an improved arrangement is provided, which comprises a force accessible part defined in the headrest stay holder, a releasable rotation-preventive part defined between the headrest stay holder and holder bracket, and a disengagement guide part defined between the holder and a lower end of the bracket. Normally, under a resistance of the releasable rotation-preventive part, a pair of hook-like end parts of the headrest stay holder are engaged with an engagement end portion of the holder bracket , but a great force of rotation can be accessed and applied via the force accessible part, using a wrench or the like, to that holder, sufficient to overcome the resistance, so as to disengage the two hook-like end parts from the holder bracket lower end via the disengagement guide part. In this way, the headrest stay holder can easily be removed from the holder bracket, without troublesome and dangerous processes.

Abstract: An adjusting device in a motor vehicle includes an adjusting drive for a head restraint and a mirror whose position is determinable. The position of the mirror is fed to control electronics, and the position of a seat may also be fed to the control electronics. The adjusting drive is driven as a function of the position of the mirror.

Abstract: A headrest mounting assembly for mounting on the external surface of the rear surface of a backrest. The assembly includes a latching assembly removably mounted within a cover casing which has a channel defined by an upper slot opening and a lower slot opening formed in the upper and lower panels of the cover casing. A latching element pivotally mounted on a support and biassed by a torsion spring. The latching element has a narrow latching finger which is normally located in the locked position in the channel when the assembly is mounted on the backrest. The latching assembly bas a dome-shaped press button mounted on the latching element and it is operative to locate the latching finger in an opened position to allow the elongated bar of a headrest to be inserted through the channel. A plurality of transverse openings are formed in the elongated bar which are adapted to engage with the narrow finger of the latching element to lock the headrest at a selected height above the backrest.

Abstract: A seat having an adjusting mechanism for adjusting the height of a head rest includes a seat cushion, a seat back connected to the seat cushion and rotatable relative to the seat cushion, a head rest disposed on the seat back and movable in the vertical direction relative to the seat back, and a mechanism for moving the head rest in the vertical direction according to the pivoting of the seat back relative to the seat cushion.

Abstract: A detachable, adjustable headrest device for a folding chair can be used either with a recreational vehicle or on a lawn chair. The headrest device comprises a U-shaped tubular bracket supporting a corresponding geometric plate having two vertical parallel slots. A planar rectangular plate having two threaded bolts supports a rectangular block of foam padding covered by a plastic sheet. The plate and covered padding fasten to the bracket through the parallel slots, which provide for vertical adjustment. The bottom portions of the tubular bracket are adapted to fit onto the top portion of a folding chair with a tubular metal frame by friction-fitting cutouts.

Abstract: A headrest apparatus for a vehicle seat. The seat has a seat cushion and a seat-back to support the back of a user of the seat. The headrest apparatus has a holder on a top portion of the seat-back; a stay having first and second supporting portions in parallel, the holder holding the stay so that the stay can slide relative to the seat back along the direction of the seat back; and a headrest body attached to the stay. The first stay includes a plurality of first notches for maintaining the position of the headrest body, the plurality of first notches defining an adjusting area of the headrest body. The second stay includes at least one second notch, the second notch defining a storage area of the headrest body different from the adjusting area. The operator can lower the headrest into the storage area even if the vehicle seat is a rear seat. This improves the operator's field of vision when necessary.

Abstract: The vehicle seat has a seat back that is extended upwards by a headrest. The headrest is supported by at least one rigid stalk that is vertically slidable in a socket secured to the seat back, with a certain amount of clearance for forward pivoting. The stalk is urged angularly rearwards by a spring towards a rest position in which notches formed in the rear face of the stalk co-operate with a stop member secured to the socket. Starting from this rest position, the headrest can be moved angularly forwards by a user into an adjustment position where the stalk is free to slide vertically in the socket.

Abstract: A vehicle seat assembly comprising occupant sensing systems for use in headrest adjusting and/or air bag actuation systems. One sensing system includes a passive transducer array in the form of pressure transducers such as force sensing resistors vertically spaced in a first embodiment in a headrest cushion of the vehicle seat. In a second embodiment, the pressure transducers are vertically spaced in a backrest cushion of the seat. The pressure transducers generate signals which are processed by a controller to generate a control signal to control a bidirectional headrest motor coupled to the headrest of the vehicle seat.