Swivel mechanism for an electrical fan

Details Swivel mechanism for an electrical fan Swivel mechanism for an electrical fan

1995-03-27

1996-09-17

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Sustained ancillary movement of rotary working member

Continuous rotor oscillation

416244R, 416247R, 403141, 403142, 403143, F04D 2936

Patent

active

055562566

ABSTRACT:
An electrical fan having a positioning mechanism, driven by the rotation of the fan's motor, which causes the fan's head to simultaneously pivot sinusoidally and continuously about a pair of perpendicular axes to continuously redirect the airstream from the fan in a conical pattern.

REFERENCES:
patent: 2313481 (1943-03-01), Rendano
patent: 2652974 (1953-09-01), Fettel
patent: 4568216 (1986-02-01), Mizusawa et al.
patent: 4626123 (1986-12-01), Brown
patent: 5310313 (1994-05-01), Chen
patent: 5393161 (1995-02-01), Mata et al.
National Human Electronics catalog, p. 11, '92-4.

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