Cushion with inflation means defined by interlocking ribs

Details Cushion with inflation means defined by interlocking ribs Cushion with inflation means defined by interlocking ribs

1997-10-22

1999-06-15

Grosz, Alex

Beds

Mattress

Having confined gas

56553, A47C 2710

Patent

active

059116579

ABSTRACT:
A new inflatable cushion for providing padding that is quick and easy to inflate and deflate. The inventive device includes a series of connected mattress sections with each the mattress section including an inflatable first cell member coupled to an inflatable second cell member such that second cell member may be folded over the first cell member so that the side of the series may be used as a cover for the other side of the series. Each cell member includes an opening into their respective hollow interiors for permitting inflation and deflation of the cell member. Each cell member also includes interlocking ribs on the perimeter of the opening into the cell member hollow interior to provide a sealing means for permitting the formation of a substantially air tight closure each opening.

REFERENCES:
patent: 3428974 (1969-02-01), Stuart
patent: 3818962 (1974-06-01), Muller-Scherak
patent: 4962553 (1990-10-01), Marquis
patent: 5664296 (1997-09-01), May
patent: 5711609 (1998-01-01), Simonsen

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