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US 4,051,564 AGranted
Portable convertible sofa-bunk beds
OwnerAnthony Gudishinventor
Life of this patent
Estimating the term…
Abstract
A portable sofa is convertible to a lower and upper tiered bed. The sofa includes a seat and a backrest structure which comprises two bed-forming members. The bed-forming members are arranged to be raised to form an upper bed above the seat and lower bed. The portable sofa provides sitting and sleeping accommodations for a home or recreational vehicles.
Claims15
A portable sofa adapted to be converted into a lower and upper tiered bed, which comprises:
- a seat structure having a front, rear and opposite end portions adapted to be made into a lower bed,
- an upright structure having an upper and lower side, the lower side being mounted on the rear portion of the seat structure,
- a first forwardly inclining backrest structure disposed in backrest position on said seat structure and having a lower side and an upper side pivotably connected to the upper side of the upright structure,
- first hinge means adapted to rotate the first backrest structure about the upper side of said upright structure,
- a second forwardly inclining backrest structure having a lower side, an upper side and opposite ends disposed behind and along side of said first backrest structure, the lower side being pivotably connected to the lower side of said first backrest structure,
- second hinge means adapted to rotate the second backrest structure about the lower side of said first backrest structure,
- a pair of spaced apart elongate arms having a lower pivotal connection to the opposite ends of said seat structure at approximately two-thirds of the distance from the rear to the front portion of said seat structure and an upper pivotal connection to the opposite ends adjacent the upper side of said second backrest structure, and
- linkage means, in combination with the elongate arms and said first and second backrest structures, adapted to raise and support said structures to an upper side to side, coplanar bed position.
5 more elements
A convertible sofa adapted to be made into a lower and upper tiered bed, which comprises:
- a seat frame having a front, rear and opposite end portions, the seat frame being arranged for a lower bed,
- a seat mount adapted to support said seat frame,
- an upright upper bed supporting frame having an upper and lower side, the lower side being fixedly mounted on the rear portion of said seat frame,
- a first forwardly inclining upper bed frame having a lower side and an upper side pivotably connected to the upper side of the upright supporting frame, the first bed frame being disposed in a backrest position on said seat frame,
- first hinge means arranged to rotate said first bed frame about the upper side of said upright supporting frame,
- a second forwardly inclining upper bed frame having a lower side, an upper side and opposite ends disposed behind and along side of said first bed frame and having the lower side pivotably connected to a lower side of said first bed frame,
- a second hinge means arranged to rotate said second bed frame about the lower side of said first bed frame,
- a pair of spaced apart elongate arms having a lower pivotal connection to the opposite ends of said seat frame approximately two-thirds of the distance from the rear portion to the front portion of said seat frame and an upper pivotal connection to the opposite ends of said second bed frame adjacent the upper side thereof, and
- linkage means, in cooperation with the elongate arms and said first and second bed frames, adapted to raise and support said first and second bed frames to an upper position directly over said seat frame by rotating said first bed frame about said upper side of said upright supporting frame and said second bed frame about said lower side of said first bed frame so as to bring said first and second bed frames in side to side, coplanar upper bed position.
6 more elements
Dependencies are inferred from the claim text.