Variable support cushion for supporting anatomical body weight

Details Variable support cushion for supporting anatomical body weight Variable support cushion for supporting anatomical body weight

1985-10-09

1987-02-24

Murtagh, John E.

Beds

Sofa bed

Reverting back

5447, 297284, A47C 2304

Patent

active

046445935

ABSTRACT:
A variable support apparatus for supporting anatomical body weight. A supporting cusion, such as a mattress or a seat cushion, is provided with at least one relief device at a given location normally under a particular anatomical body area of a user. The relief device is periodically drawn inwardly or toward the bottom surface of the supporting cushion, compressing at least a portion of the cushion, to thereby provide pressure relief at that given location.

REFERENCES:
patent: 958356 (1910-05-01), Bode
patent: 2445158 (1948-07-01), Sparhawk
patent: 2664882 (1954-01-01), Parker
patent: 2673357 (1954-03-01), Brandwein
patent: 2773498 (1956-12-01), Himmelman
patent: 2945244 (1960-07-01), Lincoln
patent: 3288525 (1966-11-01), Cerf
patent: 3656190 (1972-04-01), Regan
patent: 4222137 (1980-09-01), Usami

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