Solenoid operated damper blades

Details Solenoid operated damper blades Solenoid operated damper blades

1983-01-26

1985-03-26

Tapolcai, William E.

Automatic temperature and humidity regulation

Combined heater and apartment controlled

74109, 137601, 236 49, 236 84, F24F 1314

Patent

active

045068259

ABSTRACT:
Solenoid motor means for operating a multiple blade damper device; said blades being pivotally mounted in a common housing; said housing being constructed to reside in an open ended duct boot that is part of the duct network for the distribution of the heating/cooling medium of a central heating/cooling device. Each of the multiple damper blades is attached to a rotatable means such as a timing pulley or gear; said rotatable means are rotated by a rack having engaging means such as gear teeth; said engaging means are interconnected through a carriage to a plunger common to dual solenoids; said carriage translates linearly with said plunger to provide aforesaid rotation to rotatable means to open or close damper blades in accordance with commands of a temperature control means.

REFERENCES:
patent: 83286 (1868-10-01), Johnston
patent: 1440655 (1923-01-01), Bliss
patent: 1460785 (1923-07-01), Buckley
patent: 1518894 (1924-12-01), Buss
patent: 2269036 (1942-01-01), Nessell
patent: 2570624 (1951-10-01), Wyckoff
patent: 2693825 (1954-11-01), Carr
patent: 3847210 (1974-11-01), Wells

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