G - Physics – 04 – G
Patent
G - Physics
04
G
341/24, 342/19.6
G04G 15/00 (2006.01) F23N 3/08 (2006.01) F23N 5/20 (2006.01)
Patent
CA 1136737
MEANS CONTROLLING A FLUE DAMPER ABSTRACT OF DISCLOSURE A flue damper is rotated 360° in a predetermined direction in 90° increments to be selectively opened and closed in 90° increments. The incremental rotation is accomplished by a motor driven timing mechanism with power to the motor being controlled by the timing mechanism and a solid state switching means selectively energizing and deenergizing the motor.
351892
Emhart Industries Inc.
Swabey Ogilvy Renault
LandOfFree
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