Heat and cold retentive composite article and associated methods

Details Heat and cold retentive composite article and associated methods Heat and cold retentive composite article and associated methods

1981-10-26

1983-03-29

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428 35, 4283144, 4283166, 4283191, 428410, B32B 702, B32B 532, B32B 1700

Patent

active

043783970

ABSTRACT:
A heat and cold retention article of manufacture comprising a plurality of layers including a thermal transmission layer of tempered glass free from metal, a foam layer of low density and a lower foam layer of relatively high density. In this configuration, the article of manufacture is suitable as a hot plate and, if a vessel for containing hot or cold substances is employed, the foam layers of relatively low and high density are interposed between two outer layers of metal material which sandwich the foam layers therebetween.

REFERENCES:
patent: 3782998 (1974-01-01), Condo et al.
patent: 4055699 (1977-10-01), Hsiung
patent: 4122203 (1978-10-01), Stahl
patent: 4256799 (1981-03-01), Ohashi et al.

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