Beds – Bedclothing – And means to facilitate changing thereof
Patent
1978-10-25
1980-03-04
Nunberg, Casmir A.
Beds
Bedclothing
And means to facilitate changing thereof
5422, 5401, A47C 2708
Patent
active
041909160
ABSTRACT:
A water bed structure comprising a flat horizontal mattress including a bladder having vertically spaced horizontal top and bottom walls and vertical side walls of flexible water impervious sheeting and a volume of water within and filling the bladder, a flat horizontal pad of resilient reticulate material within the mattress and the water therein and positioned on the bottom wall and having a top surface normally spaced below the top wall, a retainer unit comprising a flat horizontal panel below and in supporting engagement with said bottom wall and a tubular frame about the panel with a portion projecting upwardly therefrom and cooperating therewith to define a basin in which the mattress is positioned; said frame has a vertical inside wall opposing and supporting the side walls of the mattress, said inside wall having openings communicating with the basin and the interior of the frame whereby water leaked or spilled from the mattress into the basin flows from the basin into the frame.
REFERENCES:
patent: 3746835 (1973-07-01), Yu et al.
patent: 3789442 (1974-02-01), Tobinick
patent: 4015299 (1977-04-01), Tinnel
patent: 4066072 (1978-01-01), Cummins
patent: 4107799 (1978-08-01), Lamb et al.
Maxwell Georges A.
Nunberg Casmir A.
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