Flame or spark detection system and combustible gas ignition dev

Electricity: electrical systems and devices – Igniting systems – For electric spark ignition

Patent

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431 78, F23Q 300

Patent

active

041677676

ABSTRACT:
A flame detection system responsive to an arc triggering voltage in a spark gap having at least a portion located in a flame is used to control spark generating equipment. A pulse generator used to trigger the arc is inhibited upon detection of a lowered spark triggering voltage resulting from ignition of a flame.

REFERENCES:
patent: 3291183 (1966-12-01), Fairly
patent: 3662185 (1972-05-01), Sapir
patent: 3718423 (1973-02-01), Matthews
patent: 3766441 (1973-10-01), Gray
patent: 3879667 (1975-04-01), Kraty et al.
patent: 3883246 (1975-05-01), Courier de Mere
patent: 4025284 (1977-05-01), Horn et al.

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