Heated sleeping bag ground pad

Details Heated sleeping bag ground pad Heated sleeping bag ground pad

1989-11-03

1991-03-05

Jones, Larry

Stoves and furnaces

Body warmers

Bed heaters

126 9R, 126204, 126210, A61F 700

Patent

active

049969706

ABSTRACT:
A backpack-transportable, heated sleeping bag ground pad is provided for the hiker/camper which is extremely compact, simple to use and which may incorporate a variety of conventional outdoor heat sources, such as a campfire or simple kerosene or alcohol lamp, for example. The system basically includes a heating reservoir and miniature, battery-operated pump system to circulate heated water through flexible plastic tubing embedded in a standard sleeping bag ground pad.

REFERENCES:
patent: 385865 (1888-07-01), Lewis
patent: 745785 (1903-12-01), Coates
patent: 2802088 (1957-08-01), MacCracken
patent: 3572314 (1971-03-01), Teague, Jr.
patent: 3894213 (1975-07-01), Agarwala
patent: 3898980 (1975-08-01), Reimann
patent: 4118946 (1978-10-01), Tubin
patent: 4535753 (1985-08-01), Zayauskas
patent: 4572188 (1986-02-01), Augustine et al.
patent: 4685442 (1987-08-01), Cieslak

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