Refrigeration – Automatic control – Of closed system sorbent type
Patent
1979-06-18
1981-01-06
King, Lloyd L.
Refrigeration
Automatic control
Of closed system sorbent type
62236, 62238B, 62239, 62476, F25B 1500, F25B 2700, F25B 2702, B60H 304
Patent
active
042428793
ABSTRACT:
An absorption refrigeration system has an electric heater connectable to an electric power source, and a gas burner connectable to a gas supply. A voltage responsive circuit is connected to disable the gas burner circuit when the voltage of an electric supply means is above a determined level, and to disable the electric heating circuit and enable the gas heating burner when the voltage is below the determined value.
REFERENCES:
patent: 3093978 (1963-06-01), Grubb
patent: 3105363 (1963-10-01), Von Der Scher
patent: 3177677 (1965-04-01), Boren et al.
patent: 3225560 (1965-12-01), Doebeli
patent: 3295334 (1967-01-01), Hultgren
patent: 4147494 (1979-04-01), Ando et al.
Aktiebolaget Electrolux
King Lloyd L.
Miller Alfred E.
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