Folding sofa bed
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United States of America Patent
Stats
-
Feb 16, 2016
Grant Date -
Jul 16, 2015
app pub date -
Jan 14, 2015
filing date -
Jan 15, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A folding sofa bed comprises a bed frame, a seat mattress and a seat back. The bed frame comprises two armrest borders and a front horizontal bar and a rear horizontal bar connecting the two armrest borders. A central portion of the armrest border is disposed with a long sliding groove of backwardly disposed and downwardly inclined sliding groove, two hinges and two connecting bars. Each of the hinges comprises a front hinge plate and a rear hinge plate, the front hinge plate is connected to the seat mattress, the rear hinge plate is connected to the seat back, the front hinge plate is disposed with a guide bar, the guide bar is slidably disposed inside the sliding groove, the two ends of the connecting bar are respectively hinged to the armrest border and the seat back.
First Claim
Family
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Cited Art Landscape
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