Sound and thermic insulation mattress having a foam insert for s

Details Sound and thermic insulation mattress having a foam insert for s Sound and thermic insulation mattress having a foam insert for s

1992-12-22

1999-02-02

Watkins, III, William P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

428137, 428138, 428 74, 428196, 4283044, 428426, 428346, 16 22, 244131, F16L 502, B64C 112, B32B 324

Patent

active

058662316

ABSTRACT:
Portions of a sound and thermic insulation mattress are modified so as to retain the water imperviousness of the mattress and its insulation characteristics when it is secured to a support. The mattress is provided with an opening therein and a foam insert arranged in the opening and provided with an orifice. The insert is held in the opening by an adhesive strip which is glued to the foam insert and the mattress.

REFERENCES:
patent: 2129167 (1938-09-01), Cunnington
patent: 2376698 (1945-05-01), Irvine
patent: 3182119 (1965-05-01), Millard
patent: 3895409 (1975-07-01), Kwatonowski
patent: 4568597 (1986-02-01), Williams
patent: 4653246 (1987-03-01), Hepler
patent: 4901395 (1990-02-01), Semrau

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