Portable, inflatable cushion

Details Portable, inflatable cushion Portable, inflatable cushion

2007-02-22

2011-10-18

Trettel, Michael (Department: 3673)

Beds

Support for users body or part thereof

Removable support specially adapted for seating

C005S655300, C005S713000, C297SDIG010, C297SDIG010

Reexamination Certificate

active

08037560

ABSTRACT:
Presented herein is a portable cushion that is divided into multiple inner cells, said structure comprising a base layer, at least two columns of at least two inflatable cells each disposed on said base layer, a lightweight, portable air pressure generator for supplying air to the cushion, and a hose to connect said cushion to said air pressure generator, wherein the inflating sequence of the cushion enables one layer of cells to fully inflate before the subsequent layer of cells is able to inflate.

REFERENCES:
patent: 4905329 (1990-03-01), Heilner
patent: 5505518 (1996-04-01), Pike
patent: 5619764 (1997-04-01), Lopau
patent: 5742957 (1998-04-01), Vanzant
patent: 5988747 (1999-11-01), Jeans
patent: 6317909 (2001-11-01), Blum

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