Combustion – Timer – programmer – retarder or condition responsive control – Sensor of first burner controls second burner – e.g. – pilot...
Patent
1976-01-21
1977-11-22
Croyle, Carlton R.
Combustion
Timer, programmer, retarder or condition responsive control
Sensor of first burner controls second burner, e.g., pilot...
431 59, 431 62, F23Q 914
Patent
active
040593860
ABSTRACT:
A gas pilot burner arrangement in which only air from the blower discharge plenum connected to the main gas burner is initially supplied to the pilot burner to mix with gas being supplied to the pilot burner through the pilot gas conduit and when a flame sensor is activated to prove that the pilot is lit a valve is electrically activated to flow gas to the main burner and simultaneously provide a premix of raw gas and air to the pilot burner in addition to the gas admitted to the pilot through the pilot gas conduit.
REFERENCES:
patent: 2216534 (1940-10-01), Kirk
patent: 2432942 (1947-12-01), See et al.
patent: 3093185 (1963-06-01), Lowry
patent: 3240257 (1966-03-01), Ray
A. O. Smith Corporation
Croyle Carlton R.
Smith Leonard
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