F - Mech Eng,Light,Heat,Weapons – 25 – B
Patent
F - Mech Eng,Light,Heat,Weapons
25
B
342/17
F25B 25/00 (2006.01)
Patent
CA 1114479
ABSTRACT OF THE DISCLOSURE 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 deter- mined value.
330259
Aktiebolaget Electrolux
Smart & Biggar
LandOfFree
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