Water bed with peripheral air tube

Details Water bed with peripheral air tube Water bed with peripheral air tube

1995-03-01

1996-07-16

Grosz, Alexander

Beds

Bedclothing

And means to facilitate changing thereof

5457, 5932, A47C 2710

Patent

active

055354637

ABSTRACT:
An improvement in structure of a water bed including a water filled body portion having an upper portion and a lower portion, an air filled protection tubular member surrounding an inner edge of the body portion, a plurality of generally X-shaped partitions connected between the upper portion and the lower portion by high frequency heating, and a plurality of first triangular water filled chambers each formed between a top of each of the generally X-shaped partitions and the upper portion and second triangular water chambers each formed between a bottom of each of the generally X-shaped partitions and the lower portion.

REFERENCES:
patent: 3780388 (1973-12-01), Thomas et al.
patent: 3864768 (1975-02-01), Fraige et al.
patent: 3925835 (1975-12-01), Pennington et al.
patent: 4038712 (1977-08-01), Miller
patent: 4190917 (1980-03-01), Calleance
patent: 4611357 (1986-09-01), Chelin

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