Roll-out flame detector for swimming pool heater fuel gas contro

Combustion – Timer – programmer – retarder or condition responsive control – By combustion destructible element – e.g. – fusible plug – etc.

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431 22, 122504, F23N 502

Patent

active

044378297

ABSTRACT:
A roll-out flame detector mounted proximate to the lower edge of the outside of the flame wall between the combustion chamber and the control chamber of a swimming pool heater. The flame detector includes an elongated thermal fuse element exposed to potential roll-out flames and electrically connected in the electrical control for the fuel control valve to shut down the flow of fuel when the fuse element is ruptured by the roll-out flame.

REFERENCES:
patent: 3275774 (1966-09-01), Miller
patent: 3682251 (1972-08-01), Livingston
patent: 4055829 (1977-10-01), Ruegsegger
patent: 4089632 (1978-05-01), Rexroad

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