Beds – Sofa bed – Reverting back
Patent
1980-12-02
1983-03-08
Zugel, Francis K.
Beds
Sofa bed
Reverting back
A61G 700
Patent
active
043757065
ABSTRACT:
A bed bottom is divided into a middle section and two side sections pivotably attached to the middle section at their edges. The middle section is pivotable about a longitudinal central axis with the aid of a control means into different desired angular positions. The outer side edges of the side sections are carried by the upper ends of links distributed along the length of the side sections and pivotably mounted at their lower ends on the bed frame.
REFERENCES:
patent: 882641 (1908-03-01), Joslin
patent: 1677218 (1928-07-01), Shand
patent: 2522018 (1950-09-01), Blackman
patent: 2690177 (1959-09-01), Hogan
patent: 3127783 (1964-04-01), Martens
patent: 3304116 (1967-02-01), Stryker
patent: 4006499 (1977-02-01), Young
patent: 4084274 (1978-04-01), Willis et al.
Landstingens Inkopscentral, LIC, Ekonomisk Forening
Trettel Michael F.
Zugel Francis K.
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