Heat dissipation fan

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Description

FIG. 1 is a perspective view of the heat dissipation fan in accordance with the first embodiment of the claimed 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;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of the heat dissipation fan in accordance with the second embodiment of the claimed design;

FIG. 9 is a top plan view of FIG. 8;

FIG. 10 is a right side elevational view of FIG. 8;

FIG. 11 is a front elevational view of FIG. 8;

FIG. 12 is a rear elevational view of FIG. 8;

FIG. 13 is a left side elevational view of FIG. 8; and,

FIG. 14 is a bottom plan view of FIG. 8.

Referenced Cited
U.S. Patent Documents
5288203 February 22, 1994 Thomas
5309983 May 10, 1994 Bailey
5582506 December 10, 1996 Hong
5629834 May 13, 1997 Kodama et al.
5638895 June 17, 1997 Dodson
5689404 November 18, 1997 Katsui
Foreign Patent Documents
3408139 September 1985 DEX
2230147 October 1990 GBX
Patent History
Patent number: D398977
Type: Grant
Filed: Oct 7, 1997
Date of Patent: Sep 29, 1998
Assignee: Sunonwealth Electric Machine Industry Co., Ltd. (Taipei)
Inventor: Alex Horng (Kaohsiung)
Primary Examiner: Lisa Lichtenstein
Law Firm: Cushman Darby & Cushman IP Group of Pillsbury, Madison & Sutro, LLP
Application Number: 0/77,730
Classifications
Current U.S. Class: Fan Or Ventilator (D23/370); D14/114
International Classification: 2304;