Flame monitor safeguard system

Details Flame monitor safeguard system Flame monitor safeguard system

1993-09-10

1994-09-20

Dority, Carroll B.

Stoves and furnaces

Fireplaces or accessories

Condition responsive control

126512, 431 47, 431 69, 431 73, 431255, F24B 1187

Patent

active

053479823

ABSTRACT:
A gas burning fireplace having a burner for producing a flame. A rod in the vicinity of the burner. A gap between the burner and the rod and wherein a flame is produced in the gap. An apparatus for monitoring the presence of a flame including a battery for applying a DC voltage between the rod and the burner. An electric circuit means for sensing a DC current between the rod and the burner.

REFERENCES:
patent: 3938935 (1976-02-01), Engelbert
patent: 4019854 (1977-04-01), Carlson
patent: 4111639 (1978-09-01), Matthews
patent: 4726351 (1988-02-01), Whittaker et al.

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