Primary oil burner safety control and intermittent ignition syst

Details Primary oil burner safety control and intermittent ignition syst Primary oil burner safety control and intermittent ignition syst

1979-04-30

1981-07-14

Dority, Jr., Carroll B.

Combustion

Timer, programmer, retarder or condition responsive control

With test circuit checking or analyzing flame sensing...

431 71, 431 79, F23N 500

Patent

active

042784190

ABSTRACT:
A primary oil burner safety control and intermittent ignition system for initiating and supervising the combustion of fuel oil in furnaces, the system including thermostatic switch means controlling the energization of a relay having contacts controlling the energization of an oil burner, means constantly monitoring the state of the relay contacts with respect to the state of the thermostatic switch means, and means to effect safety shutdown of the oil burner in the event the state of the relay contacts disagrees with the state of the thermostatic switch means.

REFERENCES:
patent: 3672811 (1972-06-01), Hron
patent: 3751212 (1973-08-01), Hron
patent: 4024412 (1977-05-01), MacAskill
patent: 4167389 (1979-09-01), Donnelly et al.

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