Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor
Patent
1976-02-27
1977-04-26
Favors, Edward G.
Combustion
Timer, programmer, retarder or condition responsive control
By combustion or combustion zone sensor
431 69, 431 78, F23H 512
Patent
active
040198545
ABSTRACT:
A system for trial period ignition of a fluid fuel burner having an oscillator with a gate in the feedback path thereof, the oscillator providing power to a burner fuel valve and to a spark generator, wherein oscillator operation is sustained after the period only upon flame detection which keeps the oscillator feedback path gate closed.
REFERENCES:
patent: 3439991 (1969-04-01), Fathauer
patent: 3938938 (1976-02-01), Carlson
Carlson Elmer A.
Gann Ronald A.
Raffaelli Joseph G.
Favors Edward G.
International Telephone and Telegraph Corporation
Stolzy A. Donald
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