Beds – Sofa bed – Reverting back
Patent
1988-12-30
1990-07-10
Trettel, Michael F.
Beds
Sofa bed
Reverting back
5 41, 5 42, A47C 1717
Patent
active
049398024
ABSTRACT:
"SOFA-BED", comprising a basic structure (10) provided with a pair of upper rear supports (13); a back including a rear portion (20) and a front portion (30) articulated to each other, the rear portion (20) having its extreme lower edge articulated to the upper rear supports (13); a seat (40) having its rear edge articulated to the front extreme edge of the front portion of back (30) and having its front edge articulated to a footrest (50), seat (40) being supported on two pairs of rollers (41, 42) so as to be horizontally displaceable between a "sofa" and a "bed" condition, with the back portions and the footrest arranged horizontally and coplanar with seat (40). The rear portion of seat (20) may further assume different raised positions in respect of the horizontal, when the davenport is in the "bed" condition.
REFERENCES:
patent: 782335 (1905-02-01), Harvey
patent: 1090474 (1914-03-01), Hawley
patent: 1180926 (1916-04-01), Jeffcott
patent: 1261040 (1918-04-01), Lanes
patent: 1903918 (1933-04-01), Fraser et al.
patent: 2830306 (1958-04-01), Wagner et al.
patent: 3002198 (1961-10-01), Kaiser, Jr.
patent: 3058126 (1962-10-01), Fleming et al.
patent: 4007961 (1977-02-01), Costa
patent: 4731888 (1988-03-01), Bridges
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