Class 297/452.21 - Contoured bottom

Subclass of Class 297 - Chairs and seats
Definition: Device having a bottom shaped to substantially conform with
No. of patents: 91
Last issue date: 10/25/2011

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Number	Title	Issue Date
8042873	Driver's seat of work vehicle A driver's seat of a work vehicle comprising a seatback section, and a seating section including a receiving surface portion formed in an intermediate portion of the seating section for receiving buttocks of the operator, and a recessed groove formed along a side fr...	10/25/2011
8033612	Comfortable mesh folding chair A folding mesh chair includes a seat and a backrest carried between opposite frame sides. The chair has an unfolded seating position in which the seat pivots to extend from the frame sides and bottoms of front and rear legs move apart, and a folded position in which...	10/11/2011
7946654	Contour fitting cushion insert An air insert is designed for a proper fit into a cushion pelvic loading area that has sloped walls for positioning and properly supporting the human pelvis. The air insert may be segmented, or pre-contoured by the manufacturer, so as to be designed for a proper fit...	05/24/2011
7819484	Seat pad An improved seat pad and integrated gripping member is provided, which prevents the pad from slipping when placed between a seating surface and individual. The gripping member is permanently attached to the seat pad along its edge and covers a portion of either side...	10/26/2010
7347498	Seating device A solid frame orthotic seating device for use in a sling seat that is supported by solid rails, such as a wheelchair. The solid frame orthotic seating device comprises a solid, rigid, non-collapsing, and durable interior skeletal frame with an elevated anterior wedg...	03/25/2008
7275788	Music posture chairs Chairs for encouraging proper posture for performers, including vocalists and instrumentalists. Chairs allow for maintenance of proper posture by performers seated in engaged and in perched positions. ...	10/02/2007
7270376	Enhanced 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
7234768	Reversible chair A reversible chair is disclosed which permits the user to sit with either a conventional backrest or to rest his or her chest against the same element in a “forward chair” configuration. The rest is attached to the seat with a side-mounted support arm such that ...	06/26/2007
7152929	Structure of a double-mesh seat of a chair A chair seat includes a lower loop-shaped member, an auxiliary mesh, a loop-shaped pad part, and an upper mesh; the lower loop-shaped member encircles a first space; the auxiliary mesh is positioned over the first space and the lower loop-shaped member, and securely...	12/26/2006
7127759	Pillow for preventing snoring The invention relates to a pillow system for preventing snoring. For that purpose, the pillow system is provided with an adjustable pillow (2) that is placed on top of a basis element (1) made of a high-density foam product. On top, a flap (3) m...	10/31/2006
7121623	Vehicular seat structure A vehicle is provided which enables rear occupants to sit on a rear seat in a vehicle provided with seats arranged in a substantially longitudinal direction while simultaneously securing the comfort and safety of the rear occupants in a relatively small vehicle. The...	10/17/2006
7059682	Seating structure having flexible seating surface A seating structure includes a plurality of boss structures arranged in a pattern and a plurality of web structures joining adjacent boss structures within the pattern. At least some of the web structures are non-planar and at least some adjacent web structures are ...	06/13/2006
7040706	Seat 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
7040703	Health chair a dynamically balanced task chair Healthy task seating is achieved by integrating three dynamics into a unique, dynamically balanced chair design that provides: (a) adaptable design features to accommodate a wide range of body dimensions, (b) a series of independent and adjustable support means to a...	05/09/2006
7037068	Warm air blower for medical warming blankets An improved warm air blower system for providing a compact source of pressurized air that can be utilized for delivering warm or ambient air to a patient through, for example, a warming blanket. The warm air blower system can include a compression unit and a plenum ...	05/02/2006
7017986	Folding chair A folding chair is provided having a first front leg, a second front leg, a first rear leg, a second rear leg, a first link, a second link, a chair seat, and a backrest. The chair seat includes a seat member, a first support bracket, a second support bracket, and a ...	03/28/2006
6983991	Removable anatomic seat A removable anatomic seat (10) comprises a support structure (22) for an anatomic seating recess (20) for a user, where the structure is rested above a piece of furniture (14) and where the recess (20) is hinged at least one end (a...	01/10/2006
6811218	Chair with conforming seat A task chair including a seat support structure, and a seat supported by the seat support structure and having a seating surface which may ergonomically conform to a seated user. The seating surface includes rigid and flexible portions connected to one another, the ...	11/02/2004
6726285	Cellular chair construction An improved method of constructing seating surfaces, provides greater comfort through superior surface adjustments for a variety of users. The seating structure provides greater airflow to contact areas of the occupant's body, and is more efficient and economical to...	04/27/2004
6709052	Saddle seat for chair or stool A saddle seat (1) which has a rounded center part (2), and side parts (3) which at least partially curve downwards at an angle from the center part in order to support the pelvis and thigh muscle of the seated person, the side parts (3) h...	03/23/2004
6457773	Transportable cushioning device A transportable cushioning device for supporting a buttocks portion of a user while sitting in a seat. The transportable cushioning device includes an inner cushioning assembly for supporting the buttocks portion of the user sitting in the seat. The inner...	10/01/2002
6422650	Seat 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
6402244	Aircraft passenger seat An aircraft passenger seat is formed of a mounting frame having a tilt axis about which a seat part containing a seating surface and a backrest is tiltable. To ensure simple measures for adjusting the seat part with little movement in a region of the fron...	06/11/2002
6398310	Anatomically shaped seat shell and associated method of construction An anatomically shaped seat shell includes a first lateral profile and a second lateral profile with a longitudinal axis located between the first lateral profile and the second lateral profile, a median support located edgeways to the longitudinal axis o...	06/04/2002
6361108	Bicycle seat assembly A bicycle seat assembly having a functional surface area comprising a main support surface region and a center tactile surface region. At the center tactile surface region there is a raised center surface portion and outwardly facing side tactile surface ...	03/26/2002
6357829	Contoured body cushion A body cushion, comprising: a posterior portion for placement against the posterior of a user; and a pair of leg extensions integrally formed with the posterior portion and extending therefrom, the leg extensions for placement against the upper portions o...	03/19/2002
6336681	Chair and seat cushion therefor A seat member and a chair having the seat member. The seat member includes a forward supporting cushion and an adjacent rear supporting cushion. The rear supporting cushion has a high resistance to resilient deformation and the forward supporting cushion ...	01/08/2002
6319585	Curved veneer laminated stock and method of manufacture A chair stock such as a seat 12 includes a construction in which uppermost and lowermost wood veneer sheets 30, 32 present opposing support and mounting surfaces 20, 22, and are spaced from one another by an intermediate element 34 such as a pile of relat...	11/20/2001
6305751	Chair 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
6250718	Support 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
6224623	Support apparatus which cradles a body portion for application of localized cooling to high contact-pressure body surface areas A weight-bearing apparatus such as a cushion, prosthetic device, or bed mattress includes a support surface having a shaped or sculpted portion that conforms to the shape of a body portion being supported. The shaped portion fits to the body portion, ther...	05/01/2001
6217121	Therapeutic cushioning device A therapeutic cushion device used in combination with an article of furniture to achieve comfort for a user comprises a seat portion, which comprises a plurality of vertically moving pins in substantially close proximity to one another. Each pin comprises...	04/17/2001
6158814	Unitary seating device for compensating for pelvic tilt A device for increasing comfort for a human in the sitting position that includes a unitary seat cushion having right and left side cushion portions for supporting the right and left innominate bones, respectively, of a user. Each right and left cushion p...	12/12/2000
6158806	Bicycle seat assembly A bicycle seat assembly having a functional surface area comprising a main support surface region and a center tactile surface region. At the center tactile surface region there is a raised center surface portion and outwardly facing side tactile surface ...	12/12/2000
6109696	Chair 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
6010528	Support apparatus which cradles a body portion for application of localized cooling to high contact-pressure body surface areas A weight-bearing apparatus such as a cushion, prosthetic device or bed mattress includes a support surface having a shaped or sculpted portion that conforms to the shape of a body portion being supported. The shaped portion fits to the body portion, there...	01/04/2000
6003949	Chair seat cushion and chair seat with such a cushion A chair seat cushion for use with a chair having a backrest, as well as a chair fitted with such a cushion, that improves seating comfort and reduces load on the user's lumbar region. The cushion has a bevelled front edge and a bevelled concave rear edge....	12/21/1999
5997095	Supporting seat A seat for supporting the pelvis of the user in a correct physiological position substantially corresponding to the pelvic standing position. The seat has a dished gluteal position (16) which extends to the rear of the seat and a seat back (11) with a sub...	12/07/1999
5979989	Universal health seat Universal health seat in which the peripheral edge of the top face of the sitting part 5 and the sitting face 4 are formed in such a way that the user thereof receives ideal support. The pelvis of the user is tilted into a correct position by a combinatio...	11/09/1999
5950263	Length extender for child's wheelchair seating system A transversely extending insert 20 for adjusting the length of a split level wheelchair support cushion 10, said split level wheelchair support cushion 10 having a raised forward section 12 for supporting a user's femoral region and a lowered rear section...	09/14/1999

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Class 297/452.21 - Contoured bottom