Beds – Sofa bed – Reverting back
Patent
1974-12-18
1976-11-16
Nunberg, Casmir A.
Beds
Sofa bed
Reverting back
5 90, A47C 332, A61G 702
Patent
active
039914283
ABSTRACT:
An articulated bed is disclosed comprising a main frame, an auxiliary frame, and means for adjusting the height of the auxiliary frame relative to the height of the main frame. An auxiliary mattress is supported by the auxiliary frame and a main mattress is supported by the main frame circumferentially about at least a portion of the auxiliary mattress.
REFERENCES:
patent: 1274851 (1918-08-01), Byrd
patent: 1351166 (1920-08-01), Gundlach
patent: 1372802 (1921-03-01), Davis
patent: 3855652 (1974-12-01), Nicholson
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