Beds – Sofa bed – Reverting back
Patent
1975-09-02
1977-01-04
Nunberg, Casmir A.
Beds
Sofa bed
Reverting back
5 13, A47C 1714
Patent
active
040005291
ABSTRACT:
A seat construction including a main frame having front and rear portions is provided together with a first seat section overlying the frame, a second back rest section projecting upwardly from the rear of said frame and a third leg rest section depending downwardly from the forward portion of the first section. The first section is supported from the frame for shifting to a forward position projecting forwardly of the main frame, the second back rest section has its lower portion pivotally supported from the first section and enjoys a supportive link connection with the frame for automatic movement to a lowered horizontal position disposed immediately to the rear of and in horizontal alignment with the first section upon its movement to its forward displaced position, and the third leg rest section has its upper portion pivotally supported from the forward end of the first section and enjoys a thrust transmitting connection with the second section for automatic movement of the leg rest section to a second raised horizontal position horizontally aligned with the first section upon movement of the first and second sections to their second positions. Furthermore, the first section and frame include coacting structure guidingly and supportingly engaging the first section from the forward portion of the frame during shifting movement of the first seat section and operative to slightly lower the forward portion of the seat section upon movement of the first section to its forward position, the forward portion of the seat section including depending legs for engagement with the support surface upon which the frame rests when the first section is in its forward position.
REFERENCES:
patent: 426026 (1890-04-01), Langhorne
patent: 1200542 (1916-10-01), Thibault
patent: 1213380 (1917-01-01), Karpen
patent: 3880462 (1975-04-01), Mednick
Jacobson Harvey B.
Nunberg Casmir A.
O#Brien Clarence A.
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