Adjustable bed-chair

Details Adjustable bed-chair Adjustable bed-chair

1976-07-15

1978-12-05

Nunberg, Casmir A.

Beds

Sofa bed

Reverting back

5 68, 5 90, 297DIG10, A61G 710

Patent

active

041279069

ABSTRACT:
An adjustable bed-chair comprising a lower supporting frame, a first horizontal panel adjustable relative to the frame, a second panel pivoted at one end to said first panel and having a central recess opening thereinto from the bottom side. A body supporting assembly comprising a back and head support pivoted to said second panel at one end of said recess, a middle support pivoted to the other end of said recess and a leg support pivoted to said middle support. The back, middle, and leg support are covered by inflatable bags and these are covered by a layer of foam material. Bellows like inflatable bags are also provided to cause movement of the back support relative to the second panel; movement of the middle support relative to the central panel; movement of the leg support relative to the central support; and movement of the first panel relative to the supporting frame. A central portion of the mattress is removable and replaced by a toilet.

REFERENCES:
patent: 3406772 (1968-10-01), Ahrent et al.
patent: 3492988 (1970-02-01), De Mare
patent: 3503083 (1970-03-01), Barnett
patent: 3667075 (1972-06-01), Ballard et al.
patent: 3750200 (1973-08-01), Hirmann
patent: 3879772 (1975-04-01), Pol
patent: 3978530 (1976-09-01), Amarantos

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