Collapsible gel articles

Details Collapsible gel articles Collapsible gel articles

2007-04-12

2010-02-16

Lilling, Herbert J. (Department: 1657)

Beds

Support for users body or part thereof

Liquid or gel containing

C005S636000, C005S652000, C005S654000, C005S909000, C602S041000, C602S061000, C602S062000, C602S063000, C623S016110, C623S020140, C623S021110, C623S023400, C623S027000, C623S033000, C623S036000, C524S270000, C524S284000, C524S490000, C524S491000, C524S549000, C524S571000, C524S575000, C521S050000, C521S054000, C521S139000, C521S140000, C521S148000

Reexamination Certificate

active

07661164

ABSTRACT:
A tear and fatigue resistant gel article comprising two or more communicating internal volumes like cavities when depressed by external pressure or force is capable of collapsing unto itself in a controllable and directionally preselected manner by venting static air within said internal through openings in said gel article, said gel article is made from gel compositions having rigidity of from about 20 gram Bloom to about 1,800 gram Bloom suitable for cushioning and other uses.

REFERENCES:
patent: 5624294 (1997-04-01), Chen
patent: 5749111 (1998-05-01), Pearce
patent: 6026527 (2000-02-01), Pearce
patent: 6033283 (2000-03-01), Chen
patent: 6231055 (2001-05-01), Dams et al.
patent: 6865759 (2005-03-01), Pearce
patent: 7076822 (2006-07-01), Pearce
patent: 7271209 (2007-09-01), Li et al.
patent: 7531594 (2009-05-01), Lin et al.
patent: 2004/0226099 (2004-11-01), Pearce
patent: 2006/0253988 (2006-11-01), Pearce

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