Oscillating window fan

Details Oscillating window fan Oscillating window fan

1995-06-01

1998-04-28

Verdier, Christopher

Rotary kinetic fluid motors or pumps

Including means to cause cyclical movement of a part

416100, 416247R, 454200, F04D 2970, F24F 7013

Patent

active

057437092

ABSTRACT:
A portable electric window fan including a housing having side walls, a bottom wall for mounting on a sill of a window, a top wall for engaging a sash of the window, a front wall defining an air outlet, a rear wall defining an air inlet, and the walls together defining a closed chamber communicating with the inlet and outlet. Also included is a fan mount supported by the housing for rotation on a first axis; a drive shaft supported in the chamber on the fan mount and having a second axis transverse to the first axis; an electric drive motor coupled to the drive shaft and operable to produce rotation thereof; a fan blade fixed to the drive shaft for rotation therewith within the chamber; and an electrically powered drive mechanism coupled to the fan mount and operable to produce reciprocating rotation thereof on the first axis.

REFERENCES:
patent: Re34334 (1993-08-01), Chaney
patent: 1713946 (1929-05-01), Buckley
patent: 2661895 (1953-12-01), Frick
patent: 2725184 (1955-11-01), Mucci
patent: 2786627 (1957-03-01), Hopper
patent: 4472110 (1984-09-01), Sun Keu
patent: 4486144 (1984-12-01), Hung
patent: 4703152 (1987-10-01), Shih-Chin
patent: 5382136 (1995-01-01), Wang
patent: 5411371 (1995-05-01), Chen
patent: 5458462 (1995-10-01), Shao

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