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2278 results about "Head restraint" patented technology

Head restraints (also called headrests) are an automotive safety feature, attached or integrated into the top of each seat to limit the rearward movement of the adult occupant's head, relative to the torso, in a collision — to prevent or mitigate whiplash or injury to the cervical vertebrae. Since their mandatory introduction in the late 1960s, head restraints have prevented or mitigated thousands of serious injuries.

Head rest for the seat of a vehicle

In the case of a head restraint which is connected to the backrest (5) of a vehicle seat, a padded segment (9) which can be changed in position relative to the basic body (1) of the head restraint can be shifted, in the event of an accident, under the action of a force-generating device from the use position toward the seat occupant's head (10) into a safety position and can be locked therein by means of a fixing device. According to the invention, the fixing device comprises a telescope (11) which, on the one hand, is supported on the basic body (1) and, on the other hand, is connected to the shiftable padded segment (9), it being possible for the resetting forces (FR) which act on the padded element to be introduced into the telescope in a direction deviating from the telescope axis (X).
Owner:DZHONSON KONTROLZ GMBKH

Seat back structure of vehicle seat

In a seat back structure, an auxiliary frame having a pressure receiving portion and a headrest mounted thereon is movably provided in seat back frame via guide element and link element. The guide and link elements are respectively disposed in upper and lower portions respectively of the auxiliary and seat back frames. Biasing element is provided to the link element, such that a line of force of the former is positioned on one side of a pivotal point of the link element, thereby retaining the headrest at initial position, and that, when excessive backward load is applied to the pressure receiving portion, the link element is rotated to displace the line of force toward another side of the first pivotal point, whereby the auxiliary frame is displaced forwardly and upwardly of the seat back frame, thereby causing the headrest to move to a position for supporting a head of seat occupant.
Owner:TACHI S CO LTD

Vehicle seat assembly having active head restraint system

ActiveUS7044544B2Efficiently transfer forceMoves toward the occupant more quicklyVehicle seatsPedestrian/occupant safety arrangementHead Protective DevicesEngineering
A vehicle seat assembly that includes a seatback frame and an upper armature moveably supported by the seatback frame. The upper armature includes a head restraint and a first impact body, and the upper armature is operable to move in response to a predetermined force applied to the first impact body to thereby move the head restraint toward the occupant. The vehicle seat assembly also includes a lower armature that is operatively connected to the upper armature and is operable to move toward the upper armature in response to a predetermined force applied to the lower armature and act on the upper armature to move the head restraint toward the occupant.
Owner:LEAR CORP

Articulating headrest assembly

A headrest assembly that is rotatable to various positions includes a support defining a horizontal axis. A shell is rotatably mounted to the support. Notches are disposed on the support, and each notch is associated with one of the positions. A lever is mounted to the shell and has a locking portion rotatable about the pivot axis and partially disposed in one of the notches to prevent movement of the shell. An actuator is mounted to the shell and rotates the locking portion of the lever about a pivot axis in a direction transverse to the horizontal axis. The actuator moves the locking portion out of one of the notches to allow the shell to rotate about the horizontal axis. Furthermore, the actuator moves the locking portion into one of the notches to prevent the shell from rotating about the horizontal axis.
Owner:WINDSOR MACHINE & STAMPING

Vehicle seat and head restraint assembly

A vehicle seat assembly includes a seat bottom and a seat back connected to the seat bottom. A reclining mechanism is configured to adjustably position the seat back. A head restraint assembly includes a head restraint and one or more supports receiving the head restraint extending through one or more slots in an upper frame member of the seat back frame. A head restraint adjustment mechanism cooperates with the seat back to position the head restraint adjacent an occupant's head. The head restraint adjustment mechanism includes a guide rotatably mounted to the seat back frame receiving the one or more head restraint supports, a cam rotatably mounted to the seat back frame and a linkage having a first end connected to the guide and a second end adjustably connected to the cam.
Owner:LEAR CORP

Seat back with headrest on vehicle seats

A seat back (35) with a headrest (40) on a vehicle seat (33). To reduce the whiplash effect during a front-end accident to a significant degree, the head rest (40) rests on a headrest support (38) that can be pivoted outward and forward around a horizontal axis (39), with the backward displacement of the support being restricted in terms of movement.
Owner:EWALD WITTE

Infinitely adjustable head restraint assembly for a vehicle seat assembly

An infinitely adjustable head restraint assembly that includes a head restraint adapted for movement between a first position and a second position relative to a seatback of a vehicle seat assembly. The head restraint assembly also includes at least one biasing member that biases the head restraint away from the first position toward the second position. Furthermore, the head restraint assembly includes a retainer mechanism operable to retain the head restraint in any position between the first position and the second position and operable to release the head restraint for movement between the first position and the second position. The head restraint assembly can be incorporated in a vehicle seat assembly.
Owner:LEAR CORP

Head rest device

When a pressure receiving plate provided at a seat back moves to a rear side of a vehicle body when a vehicle is collided from behind, a Bowden cable transmits movement of the pressure receiving plate to a headrest ascending mechanism as a tensile load, thereby quickly ascending a headrest to reliably hold a head of an occupant. The Bowden cable transmits only the tensile load, and hence the Bowden cable is not buckled. Reduction in weight is made possible as compared with the case using a rod for transmitting a compression load. Since the Bowden cable is light, it is not required to unreasonably place the pressure receiving plate at a position near the headrest ascending mechanism for reduction in weight, and hence the pressure receiving plate can be placed at the optimal position where a sufficient driving force is obtained at the time of collision. Thus, a headrest is ascended with favorable responsiveness upon a rear-end collision of a vehicle while using a thin transmission member with low rigidity.
Owner:HONDA MOTOR CO LTD

Closure methods and devices for head restraints and masks

A system for securing a mask about a user's face includes a mask that is configured to fit about the user's face, a padded member that is postionable on the back of the user's head, and at least one strap that extends from the padded member toward the mask. The system also includes a closure system that is coupled with the mask and with the strap. The closure system includes a tension member, a guide that routes the tension member about the mask and / or the strap, and a tensioning device that is operable to tension the tension member and thereby pull the strap and padded member toward the mask to secure and / or tighten the mask about the user's face.
Owner:BOA TECHNOLOGY

Headrest/head restraint having an integrated video screen

A seat back video display assembly adapted to be positioned in the back of a vehicle seat having an outer skin cover. In one aspect, the assembly may comprise a receptacle member having sidewalls and a back wall so as to define an opening wherein the receptacle member is adapted to be positioned in the back of the vehicle seat. In addition, the assembly may further comprise a carrier member having sidewalls and a back wall so as to define an opening, wherein the carrier member includes at least one fastener that extends from the back wall of the carrier member and engages with the back wall of the receptacle member to secure the carrier member into the receptacle member. Moreover, the assembly may still further comprise a video display unit that is sized so as to be positioned secured within the opening in the carrier member, wherein the video display unit provides video signals.
Owner:TUCCINARDI EUGENE M +7

Integrated Lumbar and Active Head Rest System

An integrated active headrest / lumbar seating system 22 includes an active headrest system 10 supported within a seat frame 12 of a vehicle. The active headrest system 10 includes an energy transfer mechanism 14 that connects the headrest 16 to the lumbar support 18. The lumbar support 18 is operated by an actuator 20. The energy transfer mechanism 14 includes a pair of linkages 26, a pair of side bars 30 and a cross bar 34. The linkages 25 connect to the headrest 16 and the pair of side bars 30 extend from the pair of linkages 26 along the side rails 32 of the seat frame 12 to the crossbar 34. The crossbar 34 connects the pair of side bars 30 and is situated at the middle section 40 of the lumbar support 18. The lumbar support 18 can fit between the side bars 30.
Owner:SCHUKRA OF NORTH AMERICA

Folding head restraint mechanism

A foldable head restraint assembly includes a mounting subassembly, a structural shell, and a locking plate. The mounting subassembly supports the structural shell and includes a first support post, a second support post, a cross member, and a latch rigidly. The cross member is attached to the first and second support posts and to the latch. The folding motion of the head restraint is initiated by movement of the locking plate which is positionable at a first plate position for engaging the latch and at a second plate position for releasing the latch. The structural shell is pivotable about the mounting subassembly when the latch plate is in the second plate position
Owner:LEAR CORP
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