Lumbar supporting seat cushion

Details Lumbar supporting seat cushion Lumbar supporting seat cushion

1992-05-18

1994-02-22

Grosz, Alexander

Chairs and seats

Bottom or back

Contoured bottom

2974523, 297DIG4, 5653, 4479, 4480, A47C 702, A47C 2708, A47K 1104

Patent

active

052881350

ABSTRACT:
A seat cushion for prolonged sitting, having a thigh cushion coupled to and spaced apart from a back cushion. A seat well is defined between the thigh cushion and the back cushion to remove pressure from the buttocks region. Coupling members couple the thigh cushion and the back cushion, and extend there between on either side of the seat well.

REFERENCES:
patent: 2855986 (1958-10-01), Engelen, Sr.
patent: 3167351 (1965-01-01), Butler
patent: 3205010 (1965-09-01), Schick
patent: 3749442 (1973-07-01), Berg et al.
patent: 3890004 (1975-06-01), Rail
patent: 4300219 (1981-11-01), Taylor
patent: 4643481 (1987-02-01), Saloff et al.
patent: 4753482 (1988-06-01), Warren
patent: 4824169 (1989-04-01), Jarrell
patent: 4912788 (1990-04-01), Lonardo
patent: 4951334 (1990-08-01), Maier

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