Low tension waterbed mattress with aesthetic appearance

Beds – Bedclothing – And means to facilitate changing thereof

Patent

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Details

5450, A47C 2708

Patent

active

045832544

ABSTRACT:
A low tension waterbed mattress has a top with a plurality of expandable folds molded therein so that the top wall stretches when a user lays on the mattress so that the user is not laying on a taut sleeping surface. The folds have an aesthetic appearance. The mattress is typically filled to a volume providing a depth at least 3 inches less than the capacity of the mattress. The top wall of the mattress has a surface area at least 3% larger than the surface area of the bottom wall of the mattress.

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patent: 4301560 (1981-11-01), Fraige
patent: 4345348 (1982-08-01), Hall
patent: 4422194 (1983-12-01), Viesturs et al.

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