Futon with inflatable core

Details Futon with inflatable core Futon with inflatable core

1989-08-21

1990-10-30

Smith, Gary L.

Beds

Bedclothing

And means to facilitate changing thereof

5455, 5470, A47C 2700

Patent

active

049659014

ABSTRACT:
A futon has flexible, foldable, separately tufted covering layers zippered to enclose a pair of pneumatic layers. The pneumatic layers are separately inflatable, co-planar, and foldable along one set of parallel axes, and also foldable at a perpendicular axis along the line between the pneumatic layers.

REFERENCES:
patent: 16555 (1857-02-01), Simonds
patent: 1892679 (1933-01-01), Penner
patent: 1970803 (1934-08-01), Johnson
patent: 2000873 (1935-05-01), Arens
patent: 2069422 (1937-02-01), Sampson
patent: 2623574 (1952-12-01), Damsch
patent: 2691179 (1954-10-01), Kann
patent: 2731652 (1956-06-01), Bishop
patent: 2942281 (1960-06-01), Cole
patent: 3420574 (1969-01-01), Smith
patent: 3761131 (1973-09-01), Oliver

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