Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor
Patent
1985-08-26
1986-08-05
Dority, Jr., Carroll B.
Combustion
Timer, programmer, retarder or condition responsive control
By combustion or combustion zone sensor
431350, F23H 510
Patent
active
046040498
ABSTRACT:
A dual rate burner construction and method of making the same are provided, the dual rate burner construction comprising a burner housing having an inlet for receiving fuel from a source thereof and an outlet through which the fuel can issue to produce flames exterior to the burner housing when the issued fuel has been ignited, a flame spreader carried by the burner housing for spreading the flames into a desired heating pattern thereof for a heating purpose when the fuel is being directed into the inlet at a full rate of flow thereof and for directing the flames into a desired standby pattern thereof when the fuel is being directed into the inlet at a standby rate of flow thereof, and a flame sensing unit carried by the construction for detecting the presence of the flames, the flame sensing unit being carried by the flame spreader in a spaced relation to the burner housing.
REFERENCES:
patent: 3754853 (1973-08-01), Braucksiek et al.
patent: 3802829 (1974-04-01), Morris
patent: 3998582 (1976-12-01), Katchka et al.
Katchka Jay R.
Schultz Gilbert
Dority Jr. Carroll B.
Robertshaw Controls Company
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