Chairs and seats – Movable bottom
Patent
1979-02-22
1981-02-10
McCall, James T.
Chairs and seats
Movable bottom
297DIG10, 297316, 297330, 297347, A47C 102
Patent
active
042497744
ABSTRACT:
An invalid chair has a seat divided into a central saddle portion and a leg supporting portion. The saddle portion is rigidly connected with the backrest having two armrests. The leg supporting portion is hingedly connected at its front end to the base frame of the chair and a linkage is provided, so that when lifting the saddle portion it will leave the leg supporting portion and carry the person sitting on the saddle portion with his hands on the armrests until the legs of the person are substantially straightened out with his feet resting on the floor.
REFERENCES:
patent: 604347 (1898-05-01), Bray
patent: 1288216 (1918-12-01), Sayles
patent: 2690208 (1954-09-01), Mary
patent: 3138402 (1964-06-01), Heyl et al.
patent: 4067249 (1978-01-01), Deucher
patent: 4193147 (1980-03-01), Fischer
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