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US 6,269,497 B1Granted
Waterbed mattress system for recreational vehicles
AssigneeWilliam L. Renfro
InventorWilliam L. Renfro
Life of this patent
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Abstract
A waterbed mattress system for recreational vehicles and, in particular, to a waterbed system for a recreational vehicle having a cabin or sleeping area or space or flat or truck bed which includes a waterbed mattress which can be filled from a source of water internal or external to the vehicle through the side, wall or floor of the vehicle via a series of tubes and a pump.
Claims18
A waterbed mattress system comprising:
- (a) a wheeled recreational vehicle;
- (b) a waterbed mattress large enough for a person to lay prone upon;
- and
- (c) means for the ingress or egress of a liquid, which is water or another aqueous liquid, to and into or out of the waterbed mattress from a supply of the liquid selected from the group consisting of (i) a source external to the vehicle and (ii) a source internal to the vehicle.
1 more element
A waterbed mattress system comprising:
- a. a wheeled recreational vehicle;
- b. at least two waterbed mattresses, each large enough for a person to lay prone upon;
- and
- c. means for ingress or egress of a liquid, which is water or another aqueous liquid, to and into or out of each of the waterbed mattresses from a supply of the liquid selected from a group consisting of (i) a source external to the vehicle and (ii) a source internal to the vehicle.
1 more element
Dependencies are inferred from the claim text.