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Bottom and back movable as unit in response to force

Subclass of:

297 - Chairs and seats

297216100 - CRASH SEAT

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
297216160 Bottom and back movable as unit in response to force 32
20080246317Safety Seat, Suspended In a Land Vehicle, Aircraft or Vessel - A safety seat for land vehicles, aircraft or vessels, comprising a harness for suspension from fixed points of a vehicle and for supporting a vehicle occupant. Belt retractors are disposed at the fixed vehicle points, and fabric supporting belts extend from the harness to the retractors, which pretension the belts in a direction of retraction. A manually operable switching device allows the belt retractors to be switched into a free running state, a blocking state, or a positioning state. The free running state permits free withdrawal of the belts in a direction opposite to the pretension. The blocking state effects a complete blocking of the belts in both the withdrawal and the retraction directions. The positioning state effects blocking of the belts in only the withdrawal direction.10-09-2008
20090267390CRASHWORTHY SEAT FOR A VEHICLE - A crashworthy seat for a vehicle comprises a stand including a first and a second foot connected mechanically to a first and a second vertical support leg; a pan connected by the stand to a floor wherein the first and the second feet are disposed on each side of the pan, the pan including a seat proper and a seat back, wherein the seat back has a support element secured to the first and the second vertical support legs configured to support the seat back a guide element configured to guide the pan in translation; an energy absorber device; a first anchor point secured to the first distal end of the absorber portion; and a second anchor point secured to the second distal end of the absorber portion.10-29-2009
20100283298Safety Seat Suspended on Vertically Extending Retaining Strap Loops - Safety seat for land vehicles, aircraft, and watercraft. A seat portion frame forms a seat portion, and a backrest frame, connected to the seat portion frame and disposed at an angle thereto, forms a backrest. Two vertical, vehicle-mounted retaining straps are disposed near the rear edge of the seat portion. Each retaining strap is a strap loop mounted between vehicle-mounted anchors that are spaced vertically apart. The strap loop has a front strap facing the safety seat, and a rear strap spaced from the front strap. The front and rear straps are respectively alternatingly guided over an upper cross member of the backrest frame and, in the region of the seat portion frame, a lower cross member of the backrest frame such that when the strap loop is tensioned, the front and rear straps clamp the upper and lower cross members between them. The backrest frame is suspended on at least one suspension strap secured to a further vehicle-mounted anchor above the safety seat.11-11-2010
20140167459SEAT HARNESS PRETENSIONER - Various embodiments of seat harness pretensioning devices for use in land, air, and sea vehicles are described herein. In one embodiment, a seat unit for use in a military land vehicle or helicopter includes a stroking device that enables the seat to move downwardly in response to sudden movement. The seat unit also includes a seat belt or harness that extends around the occupant in the seat. Sudden movement of the seat in response to an explosion or hard landing causes a tensioning system to automatically pretension the seat harness.06-19-2014
20160068085DIRECTED IMPACT ABSORPTION SYSTEMS AND METHODS - Impact absorption devices and methods for a vehicle's seat are provided. Devices comprise vertical support(s), energy absorbing element(s) hingedly connected to the seat and hingedly connected to the vertical support; and at least four rods hingedly connected to the seat and hingedly connected to the vertical support. The rods are positioned to geometrically guide a relative motion of the seat with respect to the vertical support upon impact, and to direct the impact energy absorption by the energy absorbing element(s). The rods may be configured according to prevailing spatial relations and required energy absorption with respect to expected intensities and directions of impacts. The devices may be configured with any energy absorption element(s), may be augmented by vibration damping or implemented using electromagnetic dampers.03-10-2016
297216170 Rectilinearly vertically 15
20090066126Explosion induced G-force absorbtion apparatus - This invention relates to a provided explosion induced G-force absorbtion apparatus for reducing the G-force imparted on a vehicle occupant below that of the vehicle, the G-force absorbtion apparatus comprising: 03-12-2009
20090072596Pre-crash seat positioning mechanism - An occupant protection system for a vehicle includes a vehicle seat, a seat moving mechanism configured to move the vehicle seat in a substantially vertical direction, and a vehicle rollover sensor signaling a safety controller. The safety controller determines if a rollover situation is imminent or is occurring. The seat moving mechanism may include a motor and a linkage system. When the safety controller determines a rollover situation, the seat moving mechanism moves the seat in a substantially downward direction from an initial position to increase a head clearance for a vehicle occupant seated in the vehicle seat.03-19-2009
20090267391ENERGY ABSORBER ELEMENT - An energy absorber element comprises an absorber portion having first and second distal ends and having a first elongate element and a second elongate element facing the first elongate element and connected to the second element solely at the first and second distal ends, a first anchor point secured to the first distal end of the absorber portion, and a second anchor point secured to the second distal end of the absorber portion, wherein each of the first and second elongate elements includes a succession of straight-line segments parallel to one another and at least one circularly-arcuate segment such that at least two successive straight-line segments are connected together by one of the at least one circularly-arcuate segment.10-29-2009
20100219666Seat Assembly for a Land Vehicle, Sea Vessel, or Aircraft - The seat assembly (09-02-2010
20100219667SEAT HARNESS PRETENSIONER - Various embodiments of seat harness pretensioning devices for use in land, air, and sea vehicles are described herein. In one embodiment, a seat unit for use in a military land vehicle or helicopter includes a stroking device that enables the seat to move downwardly in response to an explosion or hard landing, respectively. The seat unit also includes a seat belt or harness that extends around the occupant in the seat. Downward movement of the seat in response to an explosion or hard landing causes a tensioning system to automatically pretension the seat harness.09-02-2010
20110018319TURRET SEAT - An operator support assembly supported for rotation. The operator support assembly includes a seat bottom suspended below a rotatable member and a support coupling the seat bottom to the rotatable member. The support illustratively includes a shock absorbing device to dampen shock impulse between the rotatable member and the seat bottom. A quick release mechanism may be provided to cause the seat bottom to pivot downwardly about a pivot coupler.01-27-2011
20110018320FOOT CONTROLS FOR A ROTATABLE SEAT ASSEMBLY - A seat assembly supported for rotation and including a foot control supported below a seat base for rotation with a rotatable support member. The foot control illustratively includes a right control pedal configured to cause the actuator to drive the rotatable member in a clockwise rotation, and a left control pedal configured to cause the actuator to drive the rotatable member in a counterclockwise direction.01-27-2011
20110233975SHOCK ABSORBING MECHANISM WITH FEET PROTECTION FOR VEHICLE AND AIRCRAFT SEATS - The present invention discloses a method and apparatus for minimizing accelerations during impacts such as those encountered in motor vehicle accidents, helicopter and airplane crashes, explosions, and the like. The preferred embodiment takes the form of a helical spring-like member (09-29-2011
20120200128 Safety Seat with Incorporated Mechanical Damping Element and Suspended on a Textile Support Frame - A safety seat for land vehicles, aircraft and watercraft, including a seat frame that forms a seat portion; at least two textile support straps for mounting to a vehicle, with the seat frame being held in place on the support straps and sections of the support straps extending between securement locations on the seat frame and upper securement locations on the vehicle; at least one additional suspension strap that extends between the seat frame and an upper securement device on the vehicle; and a mechanically elongatable damping element incorporated in the suspension strap.08-09-2012
20130234480Safety Seat, Suspended in a Mounting Frame, for Land Vehicles, Aircraft and Watercraft - A safety seat for land vehicles, aircraft and watercraft, having a seat part frame, and a backrest frame suspended on a restraint or suspension strap firmly attached to the vehicle, wherein the backrest frame has a lateral or transverse strut, and an additional holding strap clamps the lateral strut in. A separate mounting frame is provided to fix the restraint strap and the holding strap, and can be mounted in the vehicle, wherein bushing or guide-through eyes and attachment eyes for stretching the restraint strap and the holding strap are provided on the oppositely disposed lateral or transverse supports of the mounting frame, and wherein the holding strap is formed integrally, is fixed by its two ends to two attachment eyes, and is looped through, and passed back and forth between, a plurality of bushing eyes.09-12-2013
20130270879Soldier Support System in a Vehicle - A soldier restraint system and method secure a soldier in a vehicle. In one embodiment, the soldier restraint system includes a seat assembly comprising a seat and straps. The soldier restraint system also includes a restraint harness belt. The restraint harness belt is secured to the seat assembly. In addition, the soldier restraint system includes mounting assemblies. The straps attach the seat to the mounting assemblies. The mounting assemblies are securable to the vehicle. Attachment of at least one of the straps to the seat is releasable by a release assembly. The soldier restraint system also includes a strap retractor and a retractor strap. The retractor strap is extractable from the strap retractor. The retractor strap is retractable by the strap retractor. The strap retractor retracts the retractor strap upon achieving a strap threshold.10-17-2013
20140339866ENERGY ABSORBING SEAT MECHANISM - A system includes a shear member and an energy absorber. The shear member is configured to couple a seat portion to a base structure of a vehicle. The shear member is configured to sustain a first load without fracture and configured to inelastically deform under a second load. The second load is greater than the first load. The energy absorber is coupled to the seat portion and coupled to the base structure. The energy absorber is configured to absorb the energy following deformation of the shear member.11-20-2014
20150300785ENERGY ABSORBING DEVICE FOR A SEAT OF A VEHICLE - A seat supports an occupant of a vehicle and absorbs a force between the occupant and the vehicle created by relative movement between the occupant and the vehicle. The seat includes a seat bottom frame and a seat back supported on the seat bottom frame. A support moveably supports the seat bottom frame. An energy absorbing device is coupled to the support and the seat bottom frame. The energy absorbing device is configured to absorb energy during relative movement of the seat bottom frame and the support. A pin extends from one of the seat bottom frame and the support and the other of the seat bottom frame and the support defines a slot slideably receiving the pin. The slot extends along an axis for limiting relative movement of the seat bottom frame and the support along the axis.10-22-2015
20160176325LIFTER MECHANISM AND VEHICLE SEAT06-23-2016
20180022244RESTRAINT WEB PRE-TENSIONING AND SUSPENSION SEAT PULL-DOWN DEVICE01-25-2018
297216180 In horizontal plane 3
20110133529OCCUPANT SAFETY SYSTEM - An occupant safety system for protecting the occupant of a vehicle seat, the system comprising a movable seat supporting member located under the vehicle seat, the supporting member being operatively connected to the vehicle seat so that the seat moves with the supporting member; and a driving member connected to the supporting member by an elongated linking member; wherein the driving member includes a movable actuator connected to the linking member; wherein the driving member is configured to drive the actuator in a rearward direction causing a corresponding rearward movement of the linking member, wherein movement of the linking member in the rearward direction pulls the supporting member and the vehicle seat in the rearward direction.06-09-2011
20140239684SAFETY SEAT - An energy absorbing device for carrying a passenger seat; the device comprises a base fixed to a vehicle; a member displaceable from base; at least one energy-absorbing arrangement interconnecting base and displaceable member. The energy-absorbing arrangement comprises a plastically deformable absorbing element in response to stresses greater than a predetermined threshold stress. In some embodiments the plastically deformable absorbing element is a helically configured ribbon having spaced-apart ribbon laps. In other embodiments the plastically deformable absorbing element is compressible, and/or extendable. A method of attenuating the acceleration applied to a passenger due to impact is disclosed; the method comprises steps of: providing an energy absorbing device fixedly attaching the base to the vehicle; fixedly attaching the passenger seat to the base; accidently applying the impact to the vehicle; displacing the displaceable member relative to the base; attenuating the effect of the impact on the passenger.08-28-2014
20160137109VEHICLE SEAT - A vehicle seat includes a pair of left and right slide rails each having a lower rail extending in a front and rear direction of a vehicle and an upper rail slidably mounted to the lower rail. The lower rail is fixed to a floor F via brackets and so as to be spaced apart from the floor F. A reinforcing member extending in a left and right direction is disposed so as to span between rear end portions of the lower rails, and the reinforcing member is formed such that a bending strength about an axis in an up and down direction of a seat main body is lower than a bending strength about an axis in a front and rear direction of the seat main body.05-19-2016
297216190 Tiltably 9
20090256405PASSENGER SEAT DEVICE FOR MOTOR VEHICLES - A passenger seat for use in a motor vehicle includes a first and a second substantially planar region. The seat is pivotable about a horizontal axis between a first position and a second position. In the first position, the first region is horizontal and acts as the seat, and the second region is vertical and acts as the seat back, such that the passenger is facing forward. In the second position, the first region is vertical and acts as the seat back, and the second region is horizontal and acts as the seat, such that the passenger is facing backward.10-15-2009
20100019555Vehicle occupant protection system by pivoting seats upward in case of a crash - A vehicle occupant protection system in one embodiment includes a control device disposed in a front portion of a vehicle body; a plurality of first sensors mounted in the front portion of the vehicle body; two first actuators each mounted under a front seat equipped with a first seat belt; and a second actuator mounted under a rear seat equipped with a plurality of second seat belts; wherein each of the first sensors is adapted to detect a vehicle crash and send an activation signal to the control device when it occurs, and the activated control device is adapted to activate the first and second actuators to pivot the front and rear seats upward a predetermined angle to push seated vehicle occupants rearward.01-28-2010
20100072797VEHICLE SEATING SYSTEM WITH PIVOTING STOP MECHANISM AND METHOD - A vehicle seat system and method in which a seat belt restraint assembly is secured directly to the seat. The vehicle seat system includes a seat frame and a seat base that supports the seat frame. The system includes a first stop operating at rear portions of the seat base and seat frame to couple the seat base and seat frame and to limit forward pivoting movement of the seat frame upon sudden deceleration. The system may also include a second stop to limit rearward pivoting movement of the seat frame. The coupling of the seat base and seat frame provides the seat system with sufficient strength to satisfy load testing requirements and to provide comfort to the occupant. The vehicle system may include a tilt adjustment mechanism that allows tilting of the seat frame and that may also form part of a cushion slide mechanism.03-25-2010
20100270836Resettable Seat With Energy Absorber - A vehicle seat that strokes during an energy absorption process is able to reset. The seat can therefore stroke again, in the same stroking volume, for example during a secondary ground impact after a mine blast. An energy absorber associated with the seat is operative to absorb energy once during the first stroke and is also operative to absorb energy a second time when the seat strokes a second time.10-28-2010
20110278887SEAT SUPPORT ASSEMBLY - Described are seat support assemblies comprising at least one of a pitch reducer assembly, a fitting assembly, an energy absorption assembly, and an integrated leg assembly. The pitch reducer assembly may include a pitch reducer housing, at least one pitch riser, and at least one pitch stop. The integrated leg assembly may include a forward leg and an aft leg, where the forward leg is coupled to the pitch reducer assembly. The fitting assembly may include a pair of forward housing mating components and a pair of aft housing mating components, where the pairs of mating components are coupled to the forward and aft legs, respectively. The energy absorption assembly may include a tubular member, a die slidingly coupled to the tubular member, and a die holder coupled to the die, wherein the die holder has a hemispherical outer surface that is configured to pivotally mate with a passenger seat housing and rotate about an arc of rotation relative to the tubular member11-17-2011
20130113247ADJUSTMENT DEVICE FOR MOTOR VEHICLE SEATS, IN PARTICULAR HEIGHT ADJUSTMENT DEVICES - The invention relates to an adjustment device for motor vehicle seats, in particular a height adjustment device, comprising a length-adjustable control unit which is suitable for adjusting and supporting a seat structure with respect to a seat base assembly and which can be articulated at one end to the seat structure and at the other end to the seat base assembly. In order to provide an adjustment device and a motor vehicle seat comprising an adjustment device, in which a bending direction of the adjustment device is predetermined in the event of a crash, the control unit is designed at least one of at one end and at both ends to be a pivotable and, in the event of a crash, slidable mounting with respect to at least one of the seat structure and the seat base assembly.05-09-2013
20140333103SEAT ASSISTANCE SYSTEM, SEAT ASSISTANCE METHOD, AND SAFETY SEAT - A seat assistance method includes obtaining the inclined angle of a vehicle detected by a gyroscope. The method then determines if the obtained inclined angle of the vehicle is greater than a preset value. Next, the method controls a driving device to drive a seat to rotate towards a center of the vehicle when the obtained inclined angle of the vehicle is greater than the preset value.11-13-2014
297216200 Mounted on support legs 2
20090160228MOTOR VEHICLE SEAT WITH AN UNDERFRAME, A SEAT CARRIER AND A SEAT BACK - A motor vehicle seat having an underframe comprising at least one base and at least one rear rocker, which is connected to the base through a rear pivot axis, a seat carrier carried by the underframe, a seat back connected to the seat carrier, and a drive device. A crash sensor controls the drive device. In the event of a crash, the drive device pivots the seat carrier inclusive of the seat back about the rear pivot axis, and a seat front edge of the seat carrier is raised at least 10 mm relative to the base.06-25-2009
20160082915Vehicle Safety Seat - A vehicle safety seat for protecting a vehicle occupant from airborne debris and serious injury in the event of an accident. The vehicle safety seat includes a seat having a seat bottom, a backrest, and a headrest, wherein the seat is pivotally secured to a frame. The frame is secured to a floor of a vehicle so as to allow the seat to recline upon collision in order to absorb inertial forces resulting from impact with another object. The safety seat further includes one or more airbags disposed on each of the lateral sides of the seat bottom, the backrest, and the headrest. The airbags are operably connected to an inflator that inflates and deploys the airbags upon detection of a signal output via one or more sensors. The sensors can detect a pending collision between the vehicle and another object.03-24-2016

Patent applications in all subclasses Bottom and back movable as unit in response to force

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