Lumbar support back rest

Details Lumbar support back rest Lumbar support back rest

1991-10-07

1994-02-15

Chen, Jose V.

Chairs and seats

Supplemental back

Including a rigid panel

29745229, 2972841, A47C 702

Patent

active

052860833

ABSTRACT:
A lumbar support back rest having an interior ribbed structural member. The structural member has general configuration which conforms to the curvature of the human back and protruding ribs which conforms to a user's back. A resilient removable covering surrounds the interior structural member and contains a strap to hold the lumbar support back rest on a chair, car seat or the like once it is properly positioned.

REFERENCES:
patent: D226062 (1973-01-01), Corchran
patent: D268803 (1983-05-01), Roberts
patent: D281210 (1985-11-01), Roberts
patent: D300856 (1989-04-01), Bojsen-Moller
patent: 1322292 (1919-11-01), Claus
patent: 3197255 (1965-07-01), Caudill
patent: 3716270 (1973-02-01), Frazier
patent: 4328993 (1982-05-01), Trotman et al.
patent: 5022709 (1991-06-01), Marchino

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