Cushion utilizing air and liquid

Details Cushion utilizing air and liquid Cushion utilizing air and liquid

1980-09-19

1983-02-01

Grosz, Alexander

Beds

Bedclothing

And means to facilitate changing thereof

5441, 5451, 5455, 297459, 297DIG3, A47C 2710

Patent

active

043707696

ABSTRACT:
A cushion having beneficial purposes for both persons having physical disabilities and persons who do not. It is an expandable cushion having a lower chamber for air and an upper chamber for liquid, preferably ordinary water. The water chamber or container is configurated to be over the air container and to have portions at the sides and back of the cushion, which are filled with and forced up by pressure when a person is seated on the cushion to provide a containment for the upper thighs, buttocks and lumbar region for beneficial purposes, as identified herein.

REFERENCES:
patent: 1468072 (1923-09-01), Ogle
patent: 3112956 (1963-12-01), Schick et al.
patent: 3308491 (1967-03-01), Spence
patent: 3585661 (1971-06-01), Gottfried et al.
patent: 3611455 (1971-10-01), Gottfried
patent: 3810265 (1974-05-01), McGraw
patent: 4101995 (1978-07-01), Phillips

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