Presettable defrost timer

Details Presettable defrost timer Presettable defrost timer

1976-06-29

1977-11-08

Wayner, William E.

Refrigeration

Automatic control

Preventing, removing or handling atmospheric condensate

62176A, 200 38FB, F25D 2108

Patent

active

040569489

ABSTRACT:
An automatic defrost timing circuit includes facilities for selectively varying the compressor running time between defrost cycles to allow the circuit to be set in accordance with varying factors such as a humid or a dry climate.

REFERENCES:
patent: 3277662 (1966-10-01), Winters
patent: 3460352 (1969-08-01), Lorenz
patent: 3518841 (1970-07-01), West, Jr.

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