Electric fan with a speed selection device positioned near the m

Details Electric fan with a speed selection device positioned near the m Electric fan with a speed selection device positioned near the m

1988-08-17

1989-09-19

Smith, Leonard E.

Pumps

Motor driven

Electric or magnetic motor

416100, 416170R, F04B 3504

Patent

active

048676470

ABSTRACT:
An electric fan includes a speed selection device accommodated in a housing which is mounted rotatably on the upper end of a base support. The speed selection device is used to select the rotational speed of the fan blades. A push-pull actuator is mounted on the housing and can be actuated to rotate the housing relative to the support. The speed selection device includes a rotary knob which is mounted on the housing near the push-pull actuator.

REFERENCES:
patent: 2123448 (1938-07-01), Weber
patent: 2154767 (1939-04-01), Newnham
patent: 2618434 (1952-11-01), Farnsworth
patent: 2634905 (1953-04-01), Reisch
patent: 3110829 (1963-11-01), Sundt
patent: 3625633 (1971-12-01), Nelson

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