Window fan

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Description

FIG. 1 is a front and right side perspective view of a window fan showing our new design;

FIG. 2 is an enlarged right side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a rear elevation view thereof.

The left side and bottom view are mirror images of the right side and top view with the exception of the control switch.

Referenced Cited
U.S. Patent Documents
D157642 March 1950 Sutton
2487294 November 1949 Belter
4927324 May 22, 1990 Coup et al.
Other references
  • Grainger's Spring '86 Cat., p. 1294, Window Fans A+B, top middle and top right side of page. Lakewood Fan Cat., p. 9, Window Fan.
Patent History
Patent number: D325629
Type: Grant
Filed: Jan 22, 1991
Date of Patent: Apr 21, 1992
Assignee: Vornado Air Circulation Systems, Inc. (Wichita, KS)
Inventors: Michael C. Coup (Wichita, KS), Glen W. Ediger (Newton, KS), Donald J. Moore (Wichita, KS), Gary P. Israel (Wichita, KS), Neill E. Bryan (Wichita, KS)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Attorney: Edward L. Brown, Jr.
Application Number: 7/643,804
Classifications
Current U.S. Class: Circular Grille (D23/382)