Constant temperature box

Details Constant temperature box Constant temperature box

1979-05-22

1981-02-10

King, Lloyd L.

Refrigeration

Cooled enclosure

Portable receptacle

62371, 62529, 222131, F25D 308, F25D 310, B67D 560, B67D 564

Patent

active

042493927

ABSTRACT:
A constant temperature box is disclosed comprising a body which is open at one side thereof having a lid for closing the open side of the body, the body and lid being of adiabatic construction. The box has incorporated therewith a container filled with a beverage which serves as a cooling or heating source to thereby cool or warm foodstuffs and beverages kept within a space inside the body, the beverage being readily discharged from the container by means of a valve or air pump.

REFERENCES:
patent: 3069869 (1962-12-01), Mueller
patent: 3255607 (1966-06-01), Bair et al.
patent: 3395550 (1968-08-01), Dungan
patent: 3665728 (1972-05-01), Stoller
patent: 4024731 (1977-05-01), Branscum
patent: 4078701 (1978-03-01), Clubb
patent: 4162029 (1979-07-01), Gottsegen

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