Ceiling fan with adjustable blowing scope thru a speed-servo and

Pumps – Motor driven – Motor within rotary pumping member

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Details

417423R, 416 5, 416131, 416170R, 416236A, 310 68E, F04B 3504, F04D 2936

Patent

active

046406689

ABSTRACT:
A ceiling fan with adjustable blades and equipped with a motor including a centrifugally controlled motor speed control. The motor speed control includes an adjustable, centrifugally controlled electronic switch.

REFERENCES:
patent: 1409090 (1922-03-01), Glasser
patent: 2119398 (1938-05-01), Morse
patent: 2281711 (1942-05-01), Peck et al.
patent: 2670447 (1954-02-01), Harmon
patent: 2880809 (1959-04-01), Wagner
patent: 3509825 (1970-05-01), Sorensen
patent: 3667022 (1972-05-01), Quinn
patent: 4382400 (1983-05-01), Stutzman

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