Posture case

Details Posture case Posture case

1978-08-14

1980-09-16

Grosz, Alexander

Beds

Bedclothing

And means to facilitate changing thereof

5474, 150 1, 190 42, 248461, 297217, A47C 762

Patent

active

042221382

ABSTRACT:
A padded carrying case having an inclined plane structure therein. The case is made of a resilient material and when placed on a standard folding chair results in a forward-sloping seating surface. The amount of sloping or pitch can be varied by use of a supplemental shim detachably mounted within the carrying case. The inclined plane member and supplemental shim can be removed from the case and assembled to form a reading stand for musical scores and the like.

REFERENCES:
patent: 445400 (1891-01-01), Hayes
patent: 2047035 (1936-07-01), Rosenberg
patent: 2270598 (1942-01-01), Morgan
patent: 2900012 (1959-08-01), McGlone
patent: 3032916 (1962-05-01), Oakes
patent: 3148389 (1964-09-01), Lustig
patent: 3167351 (1965-01-01), Butler
patent: 3222694 (1965-12-01), Schick
patent: 3511537 (1970-05-01), Ackerman
patent: 3580634 (1971-05-01), Bock
patent: 3773154 (1973-11-01), Mitchell
patent: 3876247 (1975-04-01), Chilewitch
patent: 3934933 (1976-01-01), Long
patent: 3938569 (1976-02-01), Hill

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