Foldable waterbed

Details Foldable waterbed Foldable waterbed

1980-06-03

1982-08-31

Grosz, Alexander

Beds

Bedclothing

And means to facilitate changing thereof

5 68, 5455, A47C 2708

Patent

active

043464890

ABSTRACT:
A flotation mattress comprising an outer jacket of supple flexible sheet plastic having normally flat vertically spaced top and bottom walls and vertical side and end walls and a plurality of elongate bladders of supple flexible sheet plastic with top, bottom, side and end walls arranged within the jacket in parallel side-by-side relationship with each other and slackly filled with water, the dimensions of the related and assembled bladders being substantially the same as the dimensions of the jacket whereby the bladders are captively retained in assembled relationship and are reinforced by the jacket. The jacket has a plurality of elongate, vertical parallel partitions, each occurring between a pair of adjacent bladders and stopping displacement of the bladders within the jacket.

REFERENCES:
patent: 779576 (1905-01-01), Berryman
patent: 3735432 (1973-05-01), Kreten et al.
patent: 4042988 (1977-08-01), Holliday
patent: 4149286 (1979-04-01), Fogel
patent: 4150447 (1979-04-01), Miller
patent: 4221013 (1980-09-01), Echevarria
patent: 4297755 (1981-04-01), Mollura

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