Electric fan

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Description

FIG. 1 is a front elevation view of an electric fan, showing my new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a side elevation view thereof, the opposite side being substantially a mirror image of that shown, excluding the adjusting knob; and

FIG. 4 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D70930 August 1926 Xippas
D218429 August 1970 Yotsukura
2463337 March 1949 Weber
3421428 January 1969 Baumann et al.
4486144 December 4, 1984 Hung
Foreign Patent Documents
352051 September 1937 ITX
188797 November 1982 JPX
93198 May 1985 JPX
Other references
  • Hardware Age, Mar. 1974, p. 26, Hitachi Fan (1), middle of page. Diehl Fans Catalog, p. 4, Diehl Fan, Floor Model, right side of page, and p. 5, Floor Fans-2924, and 30 inch, left middle of page.
Patent History
Patent number: D311772
Type: Grant
Filed: Dec 30, 1988
Date of Patent: Oct 30, 1990
Assignee: N.E. National Battery Factory (H.K.) Ltd. (Kowloon)
Inventor: Chi-Wing Yang (Hong Kong)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Attorney: Charles Berman
Application Number: 7/292,608