Refrigerator temperature controls

Details Refrigerator temperature controls Refrigerator temperature controls

1977-09-15

1979-04-10

King, Lloyd L.

Refrigeration

Using electrical or magnetic effect

Thermoelectric; e.g., peltier effect

62161, 62441, F25B 2102, F25D 2900, F25D 1102

Patent

active

041481941

ABSTRACT:
A double door combination refrigerator freezer is provided and includes electrical refrigerating apparatus for maintaining the food and freezer compartment thereof cool. The food and freezer compartment doors each include a temperature indicating structure for indicating the internal temperature of the corresponding compartment as well as an adjustable electo-thermocouple for controlling the operation of the electrical refrigerating apparatus in a manner to vary the temperature in the corresponding compartment. The electro-thermocouples are electrically connected to the controlling circuitry for the electrical refrigerating apparatus by means of corresponding door and cabinet circuitry connected in series by means of corresponding coacting door and cabinet door jamb compression switch structure.

REFERENCES:
patent: 2133818 (1938-10-01), Hulse
patent: 2964912 (1960-12-01), Roeder, Jr.
patent: 2986009 (1961-05-01), Gaysowski
patent: 3073127 (1963-01-01), Schmerzler
patent: 3220198 (1965-11-01), Muller et al.
patent: 4014178 (1977-03-01), Kells

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