Heat dissipation fan

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Description

FIG. 1 is a perspective view of the heat dissipation fan showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIg. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIg. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
5079438 January 7, 1992 Heung
5288203 February 22, 1994 Thomas
5494098 February 27, 1996 Morosas
5566749 October 22, 1996 Jordan et al.
5603374 February 18, 1997 Wu
5678627 October 21, 1997 Lee
5689404 November 18, 1997 Katsui
5690468 November 25, 1997 Hong
Foreign Patent Documents
3408139 September 1985 DEX
Patent History
Patent number: D400665
Type: Grant
Filed: Oct 7, 1997
Date of Patent: Nov 3, 1998
Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
Inventor: Alex Horng (Kaohsiung)
Primary Examiner: Lisa Lichtenstein
Law Firm: Cushman Darby & Cushman IP Group of Pillsbury Madison & Sutro LLP
Application Number: 0/77,728
Classifications
Current U.S. Class: Fan Or Ventilator (D23/370)
International Classification: 2304;