Insulating coverlet for conventional waterbeds

Details Insulating coverlet for conventional waterbeds Insulating coverlet for conventional waterbeds

1987-08-31

1988-07-05

Van Balen, William J.

Beds

Bedclothing

Multilayer

5498, 428 71, 428 76, 428 81, 428156, 428215, 428287, 428297, 428298, 4283166, 428398, E04H 319, B32B 302, B32B 502, B32B 518

Patent

active

047545143

ABSTRACT:
A coverlet for conventional, unheated waterbeds which provides effective insulation is disclosed. The coverlet utilizes an insulating layer of fibrous materials, such as hollow polyester fibers, typically quilted together with a layer of flexible, lightweight foam material.

REFERENCES:
patent: 2087505 (1937-07-01), Davis
patent: 3242508 (1966-03-01), Smithson
patent: 3405674 (1968-10-01), Coates et al.
patent: 3467974 (1969-09-01), Deutsch
patent: 3485711 (1969-12-01), Fish, Jr. et al.
patent: 3900648 (1975-08-01), Smith
patent: 4269889 (1981-05-01), Takagi
patent: 4395455 (1983-07-01), Frankosky
patent: 4499133 (1985-02-01), Prince
patent: 4514455 (1985-04-01), Hwang
patent: 4569874 (1986-02-01), Kuznetz
patent: 4608298 (1986-08-01), Klaff

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