Means for automatic closing and opening of the air intake duct o

Details Means for automatic closing and opening of the air intake duct o Means for automatic closing and opening of the air intake duct o

1978-09-21

1981-01-13

Dority, Jr., Carroll B.

Combustion

Burner having electrical heater or igniter

Spark electrode in front of or adjacent fuel discharger

236 1G, 415157, 251133, 137 38, F23N 300

Patent

active

042446856

ABSTRACT:
The shaft of an oil burner drive motor carries a plate and means responsive to stopping of the shaft for moving the plate axially of the shaft in a direction to close the air intake duct and responsive to starting of the shaft for moving the plate axially in a direction to open the air intake duct.

REFERENCES:
patent: 2215272 (1940-09-01), O'Brien
patent: 2430225 (1947-11-01), Hagler
patent: 2459815 (1949-01-01), Hammell
patent: 2464698 (1949-03-01), Logan
patent: 2464699 (1949-03-01), Logan

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