Beds – With heating or cooling
Patent
1989-08-02
1990-06-12
Trettel, Michael F.
Beds
With heating or cooling
5441, 5442, 128376, A47C 2104, A61F 700
Patent
active
049320890
ABSTRACT:
An air-inflatable beach pillow having a wedge-shaped cross section. An ice water container extends transversely across the inclined upper surface of the pillow to cool the neck area of the person whose head is resting on the pillow's surface.
REFERENCES:
patent: 2521780 (1950-09-01), Dodd
patent: 2612645 (1952-10-01), Boland
patent: 2783807 (1957-03-01), Duffield
patent: 2976700 (1961-03-01), Jackson
patent: 3840918 (1974-10-01), Shave
patent: 4060276 (1977-11-01), Lindsay
patent: 4528705 (1985-07-01), Greenwalt
patent: 4783866 (1988-11-01), Simmons et al.
patent: 4805619 (1989-02-01), Swearingen
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