Beds – Bedsteads – Having bottom
Patent
1979-05-21
1981-01-13
Nunberg, Casmir A.
Beds
Bedsteads
Having bottom
5451, 5401, 5481, A47B 2708
Patent
active
042440653
ABSTRACT:
Construction for a water bed including a bladder filled with water or other fluid, a foam rubber framing element which is provided with a bladder receiving recess which provides a peripheral frame for the bladder and an upper surface within the frame upon which the bladder will rest. The foam rubber framing unit and the water bladder is supported and carried by a mattress and box spring of normal construction or may be supported and carried by the box spring singularly.
REFERENCES:
patent: 3308491 (1967-03-01), Spence
patent: 3600727 (1971-08-01), Williams
patent: 3702484 (1972-11-01), Tobinick et al.
patent: 3742531 (1973-07-01), Alsbury et al.
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