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Class 297/452.33 - Laterally extending contour


Subclass of Class 297 - Chairs and seats
Definition: Device wherein the back includes a contoured surface configured
No. of patents: 41
Last issue date: 12/02/2008


1    
NumberTitleIssue Date
7458643Aircraft passenger seat with forward arm rest pivot
A passenger seat with increased knee space for an aft-seated passenger, including a seat base for being attached to a supporting deck and at least one seat frame including a seat back and seat bottom carried by the seat base. At least one arm rest assembly is carrie...
12/02/2008
7427107Movable backrest for a chair
A movable backrest for a chair comprises a frame that is fixed to the chair, at least a flexible connecting element connected to the frame, and at least a backrest connected to the connecting element. Since the connecting element is flexible, the backrest and the ba...
09/23/2008
7354107Vehicle seat with a deformable S-shaped backrest
A vehicle seat with a backrest and a seat part. The backrest includes a backrest frame and S-shaped rod elements arranged therebetween so as to form an S-shaped backrest having a shoulder region which can be deformed in the forward and backward direction and a lumba...
04/08/2008
7290837Cushion plate for vehicle seat
A vehicle seat includes a seat back frame of a rectangular shape having a pair of side frames, upper and lower seat springs mounted between the side frames, and a flexible cushion plate in the form of a single plate attached to the seat springs. The cushion plate ha...
11/06/2007
7270377Lumbar support for law enforcement officers
Many law enforcement officers have lower back problems arising from the habitual wearing of what is generally known as a “Sam Browne” duty belt. Workmen's Compensation now presumes any lower back ailment suffered by a law enforcement officer was caused by a duty...
09/18/2007
7252340Aircraft passenger seat with forward arm rest pivot
A passenger seat with increased knee space for an aft-seated passenger, including a seat base for being attached to a supporting deck and at least one seat frame including a seat back and seat bottom carried by the seat base. At least one arm rest assembly is carrie...
08/07/2007
7222915Backrest of an automobile vehicle seat
The backrest (2) of an automobile vehicle seat includes a framework (21), a padding (3), a padding cover (4) covering the front face and the sides of the backrest and a padding screen (7) for the rear face of the backrest. It inclu...
05/29/2007
7188902Backupholstery adjustment device for wheelchair
A backupholstery adjustment device for a wheelchair includes a wheelchair having a horizontally and/or obliquely adjusted backupholstery which has a pair of upper positioning rods and a pair of lower positioning rods spacedly secured to a plurality of V-shaped linki...
03/13/2007
7185910Multi adjustable chair
A multi adjustable chair is comprised of a support frame to which is secured an adjustable seat assembly and an adjustable backrest assembly. The backrest assembly has displaceable back support plates that are adjustable to a desired position. A back cushion is secu...
03/06/2007
7178875Chair apparatus
A chair apparatus for supporting a back of a person. The chair apparatus has a backrest and at least one support member attached with respect to the backrest. Each support member extends away from the backrest and forms an implantable element which can be inserted i...
02/20/2007
7100883Document holder for computer workstation
A document holder, adapted for use at a computer workstation or word processor, includes an easel supported by spaced apart support arms. The easel and the support arms are connected to each other at respective pivot connections to provide for angular adjustment of ...
09/05/2006
7040708Vehicle seat
A vehicle seat has shoulder restraints extending forward from a backrest. The shoulder restraints may extend forward of a seated occupant's shoulder, providing effective restraint of lateral movement. The seat may also include head and thigh restraints and a beam ru...
05/09/2006
7040706Seat and method of making same
The present invention provides a seat that includes a seat comfort zone that peripherally encompasses a pelvic zone, a front seat zone adjacent to the front side of a seat comfort zone and a first side seat zone, second side seat zone and rear seat zone peripherally...
05/09/2006
7032971Seat backs
The core (1) of a seat back, which will be upholstered to form the complete back, is a moulded plastics sheet bowed forwardly and with attachment points (12) near top and bottom for securing to a rigid support. The sheet is constructed to be stiffer ov...
04/25/2006
6899397Aircraft passenger seat with forward arm rest pivot
A passenger seat with increased knee space for an aft-seated passenger, including a seat base for being attached to a supporting deck and at least one seat frame including a seat back and seat bottom carried by the seat base. At least one arm rest assembly is carrie...
05/31/2005
6550858Extricable seat assembly
An extricable seat assembly attachable to a cockpit of a vehicle is configured to allow a driver to be supported in an outstretched position and to allow removal of portions of the seat assembly. The seat assembly generally includes a bottom portion to su...
04/22/2003
6305751Chair
A chair (1), preferably of the type adapted for use by handicapped persons, comprising a seat (2), a back rest (3), a chair frame (4) supporting the seat (2) and the back rest (3) and arm rests (7) attached to the lateral or bottom portions (6) of the sea...
10/23/2001
6250718Support member for a chair back
A chair including a seat, a support member, an outwardly extending projection and a chair back. A support member extends upward adjacent a rear portion of the seat. An outwardly extending projection is attached the support member. The chair back includes ...
06/26/2001
6109696Chair with chair back attachment
A chair having a support member secured to a chair back without fastening devices. The support member having a top portion extends upward from a rear portion of the seat. The projecting surface is attached to the top portion of the support member. The cha...
08/29/2000
6095612Adjustable wheelchair back, latching mechanism therefor, and related devices
A wheelchair seat back having width adjustable wings, a mechanism to permit forward and backward angular adjustment of the wheelchair seat back, a clamping assembly for mounting the wheelchair seat back to wheelchair uprights, and a width adjustable cushi...
08/01/2000
6027171Automotive modular seat frame assembly
An automotive seat assembly which comprises a seat cushion, a seat back portion having a pair of spaced apart upright members each having upper and lower ends, and a cross member extending between the upper ends. A support member having front and back sur...
02/22/2000
5906416Adjustable wheelchair back, related devices and adjustable wheelchair seat back cushion
A wheelchair seat back having width adjustable wings, a mechanism to permit forward and backward angular adjustment of the wheelchair seat back, a clamping assembly for mounting the wheelchair seat back to wheelchair uprights, and a width adjustable cushi...
05/25/1999
5868463Seat cushion with selectively inflatable interior seat and back compartments
An seat cushion is adapted to selectively conform to a user's anatomy with a seat portion having at least one inflatable interior seat compartment with a resiliently compressible foam element disposed therein. The compartment also has an openable and clos...
02/09/1999
5599063Baby bathing, feeding, sleeping and seating chair
A seat-like apparatus having a cradling surface capable of supporting and cradling an infant at an angle of 30°, an angle greater than 30°, and an angle less than 30° for facilitating feeding, washing, seating, and sleeping. The angle of support is adj...
02/04/1997
5503459Wheelchair back for kyphotic patients
There is provided a wheelchair back support adapted to specifically meet the requirements of a kyphotic patient. The support comprises an outer shell formed of a firm, pliable fabric. An inner foam padding is inserted within the outer shell. Two, longitud...
04/02/1996
5482355Orthopedic pillow
An orthopedic pillow for helping to correct and helping to prevent hyperkyphosis and rigidity of the thoracic spine and for returning the normal lordotic cervical curve comprises a base panel having a first end portion, a second end portion, a left top su...
01/09/1996
5441331Seating assembly
A seating assembly for use in a motor vehicle is provided. The seating assembly is advantageously configured to accommodate an occupant carrying protruding objects about his mid-torso region. In a preferred embodiment, the seating assembly includes a fram...
08/15/1995
5340197One-piece seat shell
A one-piece seat shell having a backrest and a seat connected by an angled transition section that contains a plurality of slots to permit resilient deflection of the backrest with respect to the seat....
08/23/1994
5338099Shell structure for use with a chair having synchronously moving seat and seat back
A shell for a chair in which a bottom shell structure and a backrest shell structure are connected to supporting frame members. The bottom shell structure has a bottom portion and a partial backrest portion that are connected by a curved portion with plur...
08/16/1994
5195804Back-rest having two oval shaped shells each concave to vertical and convex to horizontal
A backrest for stools, seats, chairs, and the like, characterized by two backrest shells (1) that are arranged at the sides and are configured in the manner of the contact surfaces of equestrian saddles, these being configured so as to be concave with ref...
03/23/1993
5042875Portable seat assembly
A portable seat assembly (10) includes a seat member (16) and a back member (18). The seat member has a forward hook portion (36), and the back member has a rearward hook portion (70). The rearward hook portion includes two spaced L-shaped arms (71,71), c...
08/27/1991
4945591Cushionlike item with projections attached thereto by strings
A bed pad, an automobile seat pad, a pillow or a similar cushionlike item having therapeutic effects similar to those of finger pressure therapy, a good airing function and an improved adaptability to the head or waist of the user is provided. A cushionli...
08/07/1990
4925246Prisoner restraint system
A contoured vehicle seat back and a belt restraint which cooperate to safely secure and immobilize a rearwardly handcuffed prisoner for transport is disclosed. The contoured seat back includes a pair of downwardly converging channels therein for receiving...
05/15/1990
4890885Seat for a vehicle, aircraft or the like
A seat for a vehicle, aircraft or the like includes a seat part and a backrest whereby the backrest is provided with an integrated headrest. In order that, on the one hand, the area of the cervical spinal column-lordosis of the respective seat user is eff...
01/02/1990
4835801Back support cushion
A back support cushion which provides neurosensory proprioceptive kinesthetics cues to the thoracic region of the spine in proximity to the apex of the thoracic curve of the spine and provides support in the vertical plane. The kinesthetic cues and vertic...
06/06/1989
4783121Improved chair with convex upper backrest and forward seat surfaces
An improved chair (10) having convex back rest portions (11a) and a convex seat front portion (13) is described. The seat is designed to externally rotate the hip joints (P7 and P8) of a seated person P towards the floor or other sup...
11/08/1988
4732426Seating-system for folding wheelchairs
The present invention relates to a seat structure for collapsible (foldable) invalid chairs provided with a flexible seat and/or back covering, comprising an upholstery material (3) and a covering material (4) at least partially enclosing said upholstery ...
03/22/1988
4688853Shape-defining articulated structures
An articulated structure for defining, when rendered rigid, a desired multi-curved surface, the structure being adjustable to permit the shape of the curved surface defined thereby to be varied at will. Such structures are particularly useful in the field...
08/25/1987
4592587Shapeable matrix, and a chair using a matrix
A shapeable matrix comprises a plurality of first members each of which has a plurality of projections located on the periphery thereof, and a plurality of second members each of which has a plurality of recesses located on the periphery thereof, each rec...
06/03/1986
4506929Lumbar ridge supporting
A covered cushion about 15" wide and 13" high of injection foam material is formed convexly in the vertical plane with a central lumbar ridge about 2 3/16" wide and slightly less than an inch thick. The top of the cover carries a handle, and the back of t...
03/26/1985
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