Seat subportion adjustable in relative height and/or angle...

Chairs and seats – Bottom or back with means to alter contour – Providing support for lower back region

Reexamination Certificate

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Details

C297S284900, C297S423260, C297S217200, C297S217300

Reexamination Certificate

active

10856612

ABSTRACT:
A seat of an apparatus in one example comprises a front subportion and a rear subportion that is adjustable in height and/or angle relative to the front subportion. A backrest of the apparatus in one example is adjustable in shape. Based on a user contact pressure against one or more portions of the seat and/or one or more portions of the backrest, the rear subportion of the seat and the backrest are adjustable between: a first height and/or angle of the rear subportion of the seat and a first shape of the backrest; and a second height and/or angle of the rear subportion of the seat and a second shape of the backrest.

REFERENCES:
patent: 4676550 (1987-06-01), Neve De Mevergnies
patent: 4728149 (1988-03-01), Neve de Mevergnies
patent: 4787676 (1988-11-01), Neve de Mevergnies
patent: 4966413 (1990-10-01), Palarski
patent: 5082326 (1992-01-01), Sekido et al.
patent: 5127708 (1992-07-01), Kishi et al.
patent: 5263765 (1993-11-01), Nagashima et al.
patent: 5320409 (1994-06-01), Katoh et al.
patent: 5659910 (1997-08-01), Weiss
patent: 5765910 (1998-06-01), Larkin et al.
patent: 5975641 (1999-11-01), Delesie
patent: 6007151 (1999-12-01), Benson
patent: 6033021 (2000-03-01), Udo et al.
patent: 6056079 (2000-05-01), Cech et al.
patent: 6068280 (2000-05-01), Torres
patent: 6220667 (2001-04-01), Wagner
patent: 6578916 (2003-06-01), Longhi et al.
patent: 6588792 (2003-07-01), Koerlin et al.
patent: 6701558 (2004-03-01), VanSteenburg
patent: 6715784 (2004-04-01), Koerlin et al.
patent: 6910736 (2005-06-01), White
M. Makhsous, F. Lin, R. Hendrix, M. Hepler, L. Zhang, PhD, et al.; Sitting with Adjustable ischial and Back Supports: Biomechanical Changes; Jun. 2003; 10 pgs.; vol. 28, No. 11, pp. 1113-1122; Lippincott Williams & Wilkins; USA.
M. Makhsous, J. Patel, F. Lin, L. Zhang; Sitting Pressure in a Wheelchair with Adjustable ischial and Back Supports; Poster Presentation; Jun. 19-23, 2003; 15 pgs; Atlanta, GA.
M. Makhsous, F. Lin, E. Nam, S. Taylor; Preventing Pressure Ulcers Using a New Sitting Concept; Nov. 30, 2003; National Institute of Health; Chicago, IL.

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