Heating system with fuel saving draft retarder

Details Heating system with fuel saving draft retarder Heating system with fuel saving draft retarder

1974-02-14

1976-01-27

Wayner, William E.

Automatic temperature and humidity regulation

Combined draft and check control

1262855, 251 48, 251138, 431 20, G05D 2300

Patent

active

039347966

ABSTRACT:
A damper, normally biased closed, in a flue of a heating system has an arm which is connected by linkage to an armature of a solenoid for opening the damper when a winding of the solenoid is energized by a heating system control. Switch means, engaged by the arm, is interposed between the heating system control and burner facilities of the heating system for preventing operation of the burner facilities when the damper is closed and for allowing operation of the burner facilities when the damper is open.

REFERENCES:
patent: 1875616 (1932-09-01), Kohout
patent: 2698140 (1954-12-01), Buehler
patent: 2856992 (1958-10-01), Bartels
patent: 3010451 (1961-11-01), Hodgins
patent: 3081847 (1963-03-01), Smitley
patent: 3788795 (1974-01-01), Zeitlin

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