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Class 297/312 - Independently movable resilient bottom sections


Subclass of Class 297 - Chairs and seats
Definition: Device wherein the bottom comprises two or more separately
No. of patents: 90
Last issue date: 05/10/2011


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NumberTitleIssue Date
7938488Device for adjusting the depth of a seat for a motor vehicle seat
A device for adjusting the seat depth of a motor vehicle seat includes a base element to be arranged in a manner fixed on the seat framework, a supporting element which is mounted in a longitudinally movable manner on the base element and is intended for supporting ...
05/10/2011
7416253Seat apparatus having variable gap
A seat apparatus provides a pair of separate seat units which is conveniently adjustable to fit according to the user's body shape. The device is comprised of: a pair of seats that can move in the opposite directions; a pair of moving plates attached under the seats...
08/26/2008
7387339Sitting device
The invention relates to furniture, in particular to sitting devices and can be used as a work chair or therapeutic furniture. The aim of said invention is to develop a sitting device which would make it possible to efficiently relieve the backbone in a sitti...
06/17/2008
7360835Seating with comfort surface
A chair includes a base, a seat, a back, and a control operably supporting the seat and back on the base for movement between upright and recline positions. The seat and back include a stiff perimeter frame with opposing perimeter sections, and a plurality of rods e...
04/22/2008
7350863Height-adjustable work chair
Work chair, comprising a seat, supported in a height-adjustable manner by a column on a foot, and an adjustable backrest, the seat, at least in part, having a substantially horizontal position, and the backrest promoting an upright position of the user's back, chara...
04/01/2008
7350865Chair having movable thigh levers
A chair that has movable thigh levers to permit a shifting of body weight when seated and thereby relieve spinal discomfort and pressure points experienced when seated for long periods. A lever support rocker is provided to coordinate movement of the thigh levers. D...
04/01/2008
7341233Horizontal adjustment mechanism for use on a chair seat
In a chair having a base, a seat defining a fore-to-aft longitudinal axis, a seat back and a tilt control mechanism, a horizontal adjustment mechanism is provided for allowing fore-to-aft movement of the seat relative to the seat back. The mechanism includes a first...
03/11/2008
7341309Passenger seating with variable length seat bottom
A seat bottom assembly for a passenger seat, includes a flexible component; and a structural support member underlying the flexible component. The support member is selectively moveable between a first, forward position in which the seat bottom has a nominal length ...
03/11/2008
7322652Vehicle seat with independent adjustable height bolster
A vehicle seat or seat portion including a frame, a central cushion defining a seating surface attached to the frame and a bolster connected to the frame. The bolster is moveable between a first retracted position and at least one second extended position relative t...
01/29/2008
7322644Cushioned saddle construction for bicycles, motor-cycles and the like
A cushioned saddle construction, for bicycles, motor-cycles or the like, comprises a saddle covering or body, associated with a framework, wherein the saddle covering or body and framework are coupled by a cushioning system, operated by a magnetic force generated by...
01/29/2008
7293752Positive engagement latch for a vehicle seat
A seat track assembly for adjusting a seat assembly of a vehicle includes a first track and a second track that is moveable with respect to the first track. The seat track assembly further includes a latch mechanism associated with the second track, and the latch me...
11/13/2007
7270376Enhanced process for making seating elements and products thereby including those specially designed for children
By combining a wedged cushion and specialized method for aligning a user's ischial tuberosities—which increases relative lordosis in the lumbar spine and pelvis venous outflow from the lower extremities, in a sitting position by decreasing venous obstruction and e...
09/18/2007
7264310Adjustable side bolsters
A seat frame assembly is provided for compactly folding a motor vehicle seat. The seat frame assembly includes a pair of spaced apart and parallel side frame members defining a vertical plane, and a lower cross member extending between the pair of side frame members...
09/04/2007
7249800Chair for elimination of problems of sedentary origin
The present invention relates to a chair for eliminating problems of sedentary origin, which chair consists a saddle-shaped seat part (13) supporting the pelvis and the thigh muscles of the seated person which seat part has two curved thigh troughs (113, 1...
07/31/2007
7178869Bicycle seat
A bicycle seat assembly having a platform defining two transversely extending wing sections and a forwardly extending horn section, and a pod mounted adjustably on each wing section. ...
02/20/2007
7104601Vehicle occupant restraint system
In a vehicle occupant restraint system for restraining a lower part of a vehicle occupant, an arrangement for moving a restraining member from a retracted position to a deployed position upon detection and/or prediction of a vehicle crash by a crash sensor is adapte...
09/12/2006
7093904Chair with fold-down arms for providing additional seating
A convertible chair is disclosed that has pivotable side cushions for pivoting between a lowered position and a raised position. A frame includes a generally horizontal seat, as well as a pair of pivot supports each fixed to a respective side of the seat. Two sets o...
08/22/2006
7093897Automobile vehicle seat adaptable to accommodate a child
A seat for an automobile vehicle comprises a seat pan (2) and a seat back (3), the seat pan (2) featuring a seating surface that is approximately horizontal extending from the seat back (3) to a forward limit (43), the seating surf...
08/22/2006
7090303Rehabilitation training and exercise chair
A rehabilitation training and exercise chair where the user can sit comfortably for long periods of time is provided. The chair is comprised of a base having wheels and is coupled to a shaft on one end. The shaft is coupled to a seat on its top end. The seat has an ...
08/15/2006
7063386Passenger seat with tilting seat bottom
A tilting seat bottom assembly for a passenger seat includes: a seat pan assembly for supporting a passenger and a pivot assembly for being attached to the seat frame. The seat pan assembly is mounted for pivotal motion about at least two axes relative to the seat f...
06/20/2006
7004540Seat for cyclist
A seat for a cyclist has at each of left and right sides thereof one or more movable leg support members. In use, the support members at one side rise and fall out of phase with the support members at the other side ...
02/28/2006
7004542Aircraft seat
An aircraft seat includes a seat cushion and a seat back. The seat cushion has a rear portion along the seat back and a front portion of complementary shape to the rear portion to form a complete seat cushion. The rear portion moves between a raised position and a l...
02/28/2006
6910736Seats with twistable seat elements
The invention relates to a seat or seat back comprising of seat elements which are arranged to resiliently move with respect to each other and arranged to move with respect to a central axis, running centrally through the seat or seat back parallel to the spine of t...
06/28/2005
6893090Combination of a seat and a backrest supported by a frame
The present invention relates to a combination of a seat and a backrest supported by a frame, wherein said combination includes means for effecting movement of the seat with respect to the backrest, in such a manner that a person sitting on said seat is subjected to...
05/17/2005
6866340Spinal glide ergonomic chair seat and pelvic stabilizer
A chair and standing device includes a mechanism for allowing movement in an individual's hips and lower back while seated in a chair or standing in one's workstation, by letting the pelvis glide unabated through an apparatus made up of a series of balls, round spri...
03/15/2005
6820914Passenger vehicle having a removable rear seat cushions, and stowage space for the same
A passenger vehicle is equipped with a rear seat bench which has a backrest and a seat cushion. The backrest and seat cushion are divided, in each case, into a ⅓ part and a ⅔ part. The backrest parts can be deposited in a storage space of the respective, assigne...
11/23/2004
6811219Passenger seat
A vehicle seat comprises a base frame including front and rear transverse support members, a backrest, and a seat pan. The seat pan has a rear part mounted on the transverse support members adjacent to the backrest for angular movement about a transverse horizontal ...
11/02/2004
6761400Bicycle seat
A bicycle seat, including a seat frame; a first cushion joined to the seat frame, the first cushion being adapted to rotate forward and rearward; a second cushion joined to the seat frame, the second cushion being adapted to rotate forward and rearward; at least one...
07/13/2004
6755468Folding chair
A folding chair includes two pairs of intersected legs. A traverse pivot rail interconnects the intersections of the two pairs of legs. Two support mechanisms are spaced along the pivot rail, each support mechanism comprising an upper hole. Two cylinder pads are anc...
06/29/2004
6742743Aircraft seat
An aircraft seat includes a seat cushion and a seat back. The seat cushion has a rear portion along the seat back and a front portion of complementary shape to the rear portion to form a complete seat cushion. The rear portion moves between a raised position and a l...
06/01/2004
6652025Bicycle seat
A bicycle seat is provided which is designed to relieve pressure on the perineal area of riders, as well as relieve pressure on the ischial tuberosities, commonly known as the sit bones, of a rider. The seat includes a mount in the form of a pair of paral...
11/25/2003
6609751Bicycle seat
A bicycle seat has a pair of guide rails each having a seat pad pivotably attached to the front end of the guide rail. An elongated support has a wing at each end. The guide rails travel on the wings in two substantially parallel paths. A pulley is mounte...
08/26/2003
6595586Two platform motion seat
a seating structure provides improved comfort and includes a single, pair, or multiple numbers of moving seating assemblies with independent platforms, especially suited for the automotive or aircraft seating environments. A motion mechanism provides each...
07/22/2003
6578915Adjustable chair and method of use
An adjustable chair device and method of use for supporting a user in either a traditional seated position in which a pair of legs of the user rest upon a floor, or in a relaxed seated position in which the legs of the user are supported above the floor, ...
06/17/2003
6578918Chair
A chair includes a seat (4) and a backrest (5). The seat (4) includes a front seat part (41) which is carried by a chair base structure (1, 2, 7, 71), and a rear seat part (42) which borders on the front seat part (41) along a join line that extends gener...
06/17/2003
6422650Seat pad adjusting structure of a chair
A seat pad adjusting structure of a chair includes a base having a first side formed with an oblique catch extending downward in an inclined manner, and a second side provided with a backrest connecting bracket, a bottom plate mounted on the base and incl...
07/23/2002
6422649Chair
A chair has a seat and a backrest which are independently pivotable within limits at extremities. The seat is biased upwardly at the front and the backrest is biased forwardly. The seat and the backrest have a common pivot joint, under the center of gravi...
07/23/2002
6419317Seat depth adjusting device for an automobile seat
A vehicle seat has a rear cushion part and a front cushion part which is movable relative to the rear cushion part for adjusting the depth of the vehicle seat. The front cushion part and the rear cushion part are designed and constructed separate from eac...
07/16/2002
6402235Split bicycle seat
A split bicycle seat of this invention comprises: a seat mount; and two split seat halves having a transverse rotational axis, each half mounted to the seat mount so that the seat halves are capable of rotating at least partially about the transverse axis...
06/11/2002
6357827Two platform motion seat
A portable seat provides improved comfort and includes a single, pair, or multiple numbers of moving seating assemblies. A motion mechanism provides each seating assembly with at least one of total rocking, vertical, lateral, and turning movement and in o...
03/19/2002
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