Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor
Patent
1974-08-19
1976-01-06
Favors, Edward G.
Combustion
Timer, programmer, retarder or condition responsive control
By combustion or combustion zone sensor
337 72, F23N 508
Patent
active
039307832
ABSTRACT:
Primary control means for furnaces and the like including burner control means, means including solid state means effective to control said burner control means in response to a flame detector signal, bimetallic safety switch means, and means for interfacing between an isolated low voltage control circuit and said burner control means.
REFERENCES:
patent: 3610789 (1971-10-01), Jones
patent: 3627458 (1971-12-01), Wade
patent: 3701137 (1972-10-01), Hulsman
Favors Edward G.
McKinnon Malcolm R.
Robertshaw Controls Company
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