Fluid control system

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of first burner controls second burner – e.g. – pilot...

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431 47, 431 54, 137 65, 431 43, F23Q 908

Patent

active

039389367

ABSTRACT:
A fluid control system for use with combustion apparatus including a valve assembly having first and second serially connected valves positioned between the inlet and outlet of the valve assembly. First and second actuators respectively connected to operate the first and second valves function to maintain each of the valves in closed positions in the absence of a flame at the pilot burner of the combustion apparatus to prevent flow of fluid to the main burner.

REFERENCES:
patent: 2564863 (1951-08-01), Strobel
patent: 2881830 (1959-04-01), Leins
patent: 2903053 (1959-09-01), Kile
patent: 3191661 (1965-06-01), Ray
patent: 3240257 (1966-03-01), Ray
patent: 3501253 (1970-03-01), Wade
patent: 3519376 (1970-07-01), Dietz

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