866results about "Thigh rests" patented technology

In one embodiment, a seat may have a seat base substrate that has a flexible main member. The seat may also have a drive mechanism that has a lower slide and an upper slide. The upper slide may selectively move with respect to the fixed lower slide via a rack and pinion system. The seat may also have a pusher releasably attached to the upper slide. The pusher may contact the flexible main member. The seat may also have a trim ring attached to the lower slide.

To provide a seat pad capable of appropriately integrally molding a flow path lid and a duct with a pad body while suppressing leakage of a foaming raw material and to provide a mold for the seat pad.SOLUTION: The seat pad includes a pad body having a recessed ventilation passage 14, a planar duct 30 forming an inner peripheral wall of the ventilation passage 14, and a planar flow passage lid 20 covering the ventilation passage 14. The duct 30 and the flow passage lid 20 are molded in a predetermined shape in advance, and are foam-molded integrally with the pad main body. The flow passage lid 20 is set on a back surface side forming surface 5a in an overlapped state, and has a lid bending part 24 bent to the sheet surface side so as to form a recess capable of receiving a bank part 5b projecting from the back surface side forming surface 5a in its peripheral edge part 23. The duct 30 has a seat surface part 34 extending along a region deviated from the ventilation passage 14. The seat surface part 34 is applied to the projecting tip of the lid bent part 24 so as to form a first gap S1 into which the foaming material flows to the flow passage lid 20.SELECTED DRAWING: Figure 12

The invention relates to a seat self-adaptive adjusting system and method based on multi-modal biological data, and the system comprises a multi-modal data collection module, a data processing and fusion module, a control decision module, and an execution mechanism. Physiological and posture information of a user is collected through a heart rate sensor, a myoelectricity sensor, a skin temperature sensor, a pressure distribution sensor, a three-dimensional posture sensor and other multi-mode sensors, a fatigue index and a posture deviation amount are calculated through feature extraction, normalization and weighted fusion, and the fatigue index and the posture deviation amount are compared with preset threshold values. The control decision module generates adjusting instructions of the backrest angle, the waist support height, the cushion inclination angle and the temperature control power based on fuzzy control and a prediction algorithm, and self-adaptive adjustment of the seat is completed through an execution mechanism. The method can achieve the precise recognition and active intervention of the fatigue and posture change of the user, is suitable for various scenes such as driving, working and rehabilitation, can remarkably improve the comfort, delays the muscle fatigue, and improves the posture health.

A seat assembly comprises a seat adjuster and a seat including: a seat bottom including: a first seat bottom portion; and a second seat bottom portion pivotably connected to the first seat bottom portion; and a seatback pivotably connected to the first seat bottom portion. The seatback is adjustable about a first pivot axis to a first seatback position and to a second seatback position via the seat adjuster. The seatback is disposed in the second seatback position and the second seat bottom portion is disposed in the raised position when the seat is in a second seat position. A hip point of a user is in substantially the same position relative to the first seat bottom portion when the seat is in the first seat position and when the seat is in the second seat position.

A seat base for a vehicle seat includes: two seat base side flanges; a seat base front flange rotatably mounted with respect to the two seat base side flanges; and a mechanism for adjusting the orientation of the front flange relative to the side flanges. The mechanism includes: two connecting rods, each connecting rod being connected to one of the side flanges; a tube extending between the two connecting rods; and at least one clip attached to the front flange and having a baseplate and two branches extending from the baseplate to form a receiving space wherein a portion of the tube is received; each clip further having at least one tie arranged between the baseplate and one of the branches. The baseplate, the two branches, and each tie are integral with each other.

Provided is a vehicle seat having a variable cushion length. The vehicle seat includes: a front panel of metal arranged on a front-end side of a seat cushion to form a frame of the seat cushion; a sliding device allowing a movable portion to be displaceable and including a sliding member of resin displaceable relative to the front panel in seat front-rear directions; and a bracket of metal that is coupled to the front panel in a manner displaceable relative to the front panel in the seat front-rear directions and that is displaced integrally with the sliding member, the bracket transmitting a load acting on the movable portion to the front panel.

The invention relates to a vehicle seat with a seat cushion (1), a seat back (3) and a leg rest (5), wherein the leg rest (5) is rotatable relative to the seat cushion (1) in a vertical plane for raising and lowering legs placed on the leg rest (5), and wherein the leg rest (5) is variable in length, and a footrest (7) is arranged at the end of the leg rest (5) furthest from the seat cushion (1), so that the position of the footrest (7) can be adjusted to a leg length and current position of the legs on the leg rest (5), and wherein the footrest (7) comprises a first massage unit (9) for acting on feet resting against the footrest (7).

The invention relates to a cushion mechanism, a seat and a vehicle, the cushion mechanism comprises a first bag body, an inflation and deflation module and a control module, the control module is connected with the inflation and deflation module and is used for controlling the inflation and deflation module to adjust the first bag body, so that the first bag body supports the hip of a seated person, and the hip of the seated person is supported by the inflation and deflation module; the position of the buttocks relative to the cushion mechanism is limited in a plurality of directions. According to the scheme, by arranging the first bag body, flexible supporting can be provided in multiple directions of the buttocks, and elastic supporting counter force is generated, so that multi-direction limiting of the buttocks is achieved, and the relative position of the buttocks on the seat is stabilized. The stability is favorable for reducing the change of a supporting area caused by hip displacement, reducing the probability of sitting discomfort in the dynamic driving process and reducing the situation that the attention of a driver is distracted due to frequent sitting posture adjustment, thereby being favorable for improving the driving safety.

The utility model relates to a zero-gravity seat energy-absorbing and supporting mechanism based on passenger protection, which comprises a seat cushion framework and a seat cushion locking mechanism mounted on the seat cushion framework, the seat cushion locking mechanism comprises an unlocking bracket, a rotating bracket, a cam locking piece for driving the rotating bracket to be separated from the unlocking bracket, an exploder for driving the cam locking piece to rotate and unlock, a pull wire for connecting the exploder with the cam locking piece, and a telescopic damping rod which is arranged between the seat cushion framework and the seat basin and is used for absorbing energy; one end of the telescopic damping rod is hinged to the seat basin, the other end of the telescopic damping rod is hinged to the seat cushion framework, when the seat basin is subjected to zero-gravity posture adjustment on the seat cushion framework, the telescopic damping rod overcomes damping force to stretch upwards, and when the seat basin is driven by the seat cushion locking mechanism to rapidly return, the telescopic damping rod overcomes the damping force to absorb energy and retracts to the initial position; the automobile seat cushion has the advantages that energy is absorbed after high-speed collision through the telescopic damping rod, the seat cushion can return quickly, energy is absorbed, and harm to passengers is reduced.

A seat cushion includes a mesh member embedded into a foam member. The mesh member comprises a set of filaments of polymeric material which are looped and bonded to each other. The mesh increases rigidity, cut resistance, tear resistance, and abrasion resistance of the foam member, eliminating the need for scrim and border wire in some applications.

A seat, in particular a vehicle seat, having at least one seat part and a leg support movably arranged on the seat part, which is adjustable between an extended lengthening position and a retracted normal position. The leg support has at least a support form part movably arranged relative to the seat part, a form part covering arranged on the support form part and a tensioning device. The tensioning device is configured to keep the form part covering under tension on the support form part in each of two opposing direction of movements during a movement of the support form part relative to the seat part.

The present invention relates to a cushioning material. An object of the present invention is to provide a cushioning material that is difficult to deform and has high durability. The cushioning material (1) is characterized by including a first cushioning body (2) and a second cushioning body (3) disposed above the first cushioning body (2) and covering at least the upper surface of the first cushioning body (2). The first cushioning body (2) includes a three-dimensional network structure obtained by irregularly locally fusing continuous lines of a thermoplastic resin to form loops, and the second cushioning body (3) is composed of a longitudinal non-woven fabric in which fibers are oriented in the thickness direction.

To provide a vehicle seat that can achieve both of improvement in operability of a reclining operation and size reduction of the entire vehicle seat. This vehicle seat includes a link mechanism pivoted to a seat cushion (cushion frame), a seat back (back frame), and a leg rest (leg frame), and a hinge pin which is engageable with the link mechanism and disengageable therefrom. In the vehicle seat in a state of being between a seating position and a relaxation position, the hinge pin is engaged with the link mechanism. Accordingly, the seat back and the leg rest can be inclined in coordination with sliding movement of the seat cushion relative to a vehicle body. Thus, the vehicle seat can achieve both of improvement in operability of a reclining operation and size reduction of the entire vehicle seat.

Disclosed is a pneumatic control apparatus for a vehicle seat, the pneumatic control apparatus including a case part including a pneumatic flow path forming a supply path for air supplied from a pneumatic supply part and a plurality of nipples, a flow path control valve part including a first valve intake port mounted in the case part and connected to the pneumatic flow path in first and second directions and a pair of first valve discharge ports connected to the first valve intake port and configured to be openable and closable, and intake / exhaust control valve parts each including second valve intake ports and second valve discharge ports, wherein each of the intake / exhaust control valve parts allows the air to be introduced or to be exhausted therefrom in the first direction and the second direction through the second valve discharge ports.

A leg rest apparatus includes a base bracket mounted below a seat cushion of a vehicle seat, a rear link coupled to a lateral portion of the base bracket, a front link coupled to the lateral portion of the base bracket and positioned above the rear link, a main link hingedly coupled to one end of the rear link and a middle portion of the front link, a support link coupled to one end of the front link, and a leg rest link coupled to the main link and one end of the support link.

The utility model relates to a backrest quick return mechanism and a cushion quick return mechanism based on a zero-gravity seat, which comprise a backrest framework positioned at the back of the seat and a cushion framework positioned at the cushion of the seat, and the backrest framework is rotatably connected onto the cushion framework through angle adjusters on two sides. A brushless angle adjusting motor used for adjusting the angle of an angle adjuster is installed on the backrest framework, a backrest quick return mechanism is installed between the backrest framework and the angle adjuster, the rear end of the cushion framework is hinged to a bottom seat sliding rail, and the angle of the cushion framework is adjusted at the front end of the cushion framework through a front angle adjusting mechanism. The seat cushion quick return mechanism is mounted on the front angle adjusting mechanism, and the backrest quick return mechanism and the seat cushion quick return mechanism are the same in structure. The seat has the advantages that through the quick return mechanism, when the seat is collided at the zero-gravity posture position, the backrest and the seat cushion can quickly return, so that the restraint protection on passengers is improved, and the injury caused by collision is reduced.

The invention discloses a seat, a vehicle and a seat state control method, and belongs to the technical field of vehicles. The seat comprises a backrest, a seat basin and a pneumatic module, the pneumatic module comprises an air bag, the air bag is located at least one of a first position and a second position, the first position is the joint of the backrest and the seat basin, and the second position is the side, away from the seat basin, of the backrest; the airbag is configured to provide a lying posture support structure in an inflated state. The seat can effectively improve the lying posture comfort of the human body on the premise of not influencing the sitting posture comfort of the human body. Moreover, based on the inflation and deflation characteristics of the air bag, the air bag can be easily stored on the seat in the contraction state and can be inflated during application, storage and use are convenient, and the space in the automobile is saved.

The invention relates to a cushioning material. The purpose of the present invention is to provide a highly durable cushioning material that is unlikely to deform. A cushioning material (1) is provided with a first cushioning body (2) and a second cushioning body (3) that is arranged above the first cushioning body (2) and covers at least the upper surface of the first cushioning body (2), and is characterized in that the first cushioning body (2) comprises a three-dimensional network structure obtained by irregularly and locally welding continuous lines of a thermoplastic resin to form a loop, and the second cushioning body (3) is arranged above the first cushioning body (2) and covers at least the upper surface of the first cushioning body (2). The second buffer body (3) is configured from a longitudinal nonwoven fabric in which fibers are oriented in the thickness direction.

The invention relates to a seat trim element (130), designed as a three-dimensionally shaped seat cover element and / or three-dimensionally shaped seat cushion element of a vehicle seat (100), wherein at least one three-dimensionally shaped insert (132.1 to 132.6) produced by a thermoforming process is provided, which is attached to the seat trim element (130) in a way that is attachable, detachable or replaceable.

A seat for a vehicle with a cushion tip-up and down function is provided. The seat is configured such that a cushion leg provided in a cushion is held, in a fitted manner, by a support spring of a support structure provided in a seat base, and when the cushion is rotated, the cushion leg is allowed to be folded and ejected by being automatically rotated, thereby improving the convenience of use.

The invention relates to the technical field of automobile seats, and discloses an automobile seat capable of being taken in a reverse direction, the automobile seat has a forward mode for a passenger to take in a forward direction and a reverse mode for the passenger to take in a reverse direction, the automobile seat comprises a base, a first gear, a second gear, a first rotating shaft, a second rotating shaft and a third rotating shaft, the base is provided with the first gear and the second gear, and the second gear is meshed with the first gear; a first connecting rod and a second connecting rod are arranged on the first gear and the second gear respectively; the seat cushion is provided with a seat cushion bracket; the backrest is movably arranged on the base, and when the automobile seat is in a forward mode, the backrest is located at the rear end of the cushion; when the automobile seat is switched from the forward mode to the reverse mode, the backrest is lifted upwards from the rear end of the cushion, passes through the upper portion of the cushion and is switched to the front end of the cushion; a backrest bracket is arranged on the backrest; and the locking structure can lock the backrest. The system has the advantages that the overall structure is simple, the cost is low, the needed space is small when the modes are switched, and it can be effectively guaranteed that forward and reverse riding comfort of passengers is high.

A conveyance seat capable of suppressing wrinkles or saggings from occurring on a surface of a seat main body is provided. A conveyance seat includes a seat back and a movable body which is attached inside the seat back, is disposed at an outer position in relation to a center portion of the seat back, and is operated so that a side portion of the seat back protrudes toward a seated occupant side (seat front side). The movable body is disposed on a back surface of a cushion material in the side portion. An end portion (rear end portion) on the side opposite to the seated occupant side of the movable body is disposed on the seated occupant side (seat front side) in relation to a seating surface of the center portion of the seat back.

The utility model relates to an automobile seat which comprises a cushion framework assembly and a backrest framework assembly, the cushion framework assembly comprises a cushion side plate and a lifting framework assembly which are oppositely arranged, the backrest framework assembly can rotate relative to the cushion side plate, the front end of the lifting framework assembly is hinged to the cushion side plate, and the back end of the lifting framework assembly is hinged to the cushion side plate. The rear end of the lifting framework assembly is in transmission connection with the backrest framework assembly through a connecting rod, one end of the connecting rod is hinged to the backrest framework assembly, and the other end is slidably connected with the lifting framework assembly. When the backrest framework assembly rotates relative to the cushion side plate, the rear end of the lifting framework assembly can be driven to ascend or descend through the connecting rod. According to the automobile seat, when the backrest framework assembly rotates backwards to be adjusted, the connecting rod drives the rear end of the lifting framework assembly to be lifted upwards, the height difference caused by rotation of the lower end of the backrest is compensated, and when the seat lies backwards, the lifting framework assembly can improve the lying comfort of the seat.

The invention relates to the field of seats, and particularly discloses a zero-gravity seat linkage framework which comprises a driving assembly, a linkage structure, a cushion structure, a leg supporting structure and a back supporting frame, the cushion structure comprises a movable base and a fixed base, and the driving assembly drives the movable base to slide on the fixed base in a limited mode; the back supporting frame is rotationally connected with the movable base through a back mounting rod, and the linkage structure can achieve overturning of the leg supporting structure and rotation of the back supporting frame in the moving process of the movable base. By arranging the linkage structure, the single driving assembly can drive the leg supporting structure to be unfolded or folded and drive the back supporting piece to be turned over, so that switching between a normal sitting posture and a zero-gravity sitting posture is achieved, the comfort is better, and due to the fact that the leg supporting structure and the back supporting piece act separately, the sitting posture is more comfortable. Therefore, the stretched leg support structure can be matched with backrests with various angles, a more flexible and personalized lying posture is further obtained, the manufacturing cost and the assembling difficulty are remarkably reduced through the overall structure, and the adaptability is high.

The utility model relates to an automobile seat framework and an automobile seat, the automobile seat framework comprises a base, a cushion framework and a backrest framework, the cushion framework comprises a base assembly and a seat basin assembly, and the backrest framework is rotatably connected with the base assembly; the first end of the base assembly is rotationally connected with the first end of the base, and the second end of the base assembly is rotationally connected with the second end of the base; the first end of the seat basin assembly is slidably and rotatably connected with the first end of the base assembly, and the second end of the seat basin assembly is rotatably connected with the second end of the base assembly; the seat cushion framework is folded through the movement of the seat basin assembly relative to the base assembly, and the height adjustment of the seat cushion framework and the backrest framework is achieved through the movement of the base assembly relative to the base. According to the automobile seat and the automobile seat framework, folding can be achieved through movement of the seat basin assembly relative to the base assembly, height adjustment can be achieved through rotation of the base assembly relative to the base, and therefore the riding requirements of different passengers are met.

A seat assembly includes a seat portion having a frame assembly, a carrier assembly and a displaceable platform operably coupled to the carrier assembly. The displaceable platform is operable between a use position and a deployed position. A retraction mechanism includes a first bracket operably coupled to the frame assembly, and a second bracket operably coupled to the displaceable platform. The first and second brackets are interconnected by an actuator that is operable between at-rest and actuated positions. The second bracket moves from a first position to a second position as the actuator moves from the at-rest position to the actuated position. At least one tether member is operably coupled to the first bracket and includes a body portion interlaced between the first and second brackets of the retraction mechanism.

An assembly is provided with a unitary mesh of expanded thermoplastic resin strands with an aperture formed therein. The assembly is further provided with a trim cord inserted within the aperture of the unitary mesh. The trim cord is installed into the aperture by one of more of: the trim cord is inserted into the aperture, the trim cord is welded to the unitary mesh of expanded thermoplastic resin strands, or a first segment of expanded thermoplastic resin strands is welded to a second segment of expanded thermoplastic resin strands at least partially over the aperture.

A cushion assembly for a seat assembly, such as a vehicle seat, is provided with a unitary mesh (34) of expanded thermoplastic resin strands (36) with an aperture or trench (44) formed therein. The assembly is further provided with a trim cord (40) inserted within the aperture of the unitary mesh (44). The trim cord (40) is installed into the aperture (44) by welding the trim cord (40) to the unitary mesh of expanded thermoplastic resin strands (36), or by welding expanded thermoplastic resin strands at least partially over the trench (44).

A vehicle seat for commercial vehicles includes a support structure and at least one cushion element. The at least one cushion element is arranged on the support structure. The support structure includes at least one shell element. The at least one cushion element is formed from an integral foam and has a plurality of openings.