Heat sink

Description

FIG. 1 is a front elevation view of a heat sink showing our new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof.

Claims

CLAIM The ornamental design for a heat sink, as shown and described.

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Inventors:	Yamashita; Takamasa (Kyoto, JP), Inoue; Yoshinori (Kyoto, JP)
Assignee:	Nidec Corporation (Kyoto, JP)
Appl. No.:	D/249,552
Filed:	October 12, 2006

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Current U.S. Class:	D13/179
Current International Class:	1303
Field of Search:	;D13/179 ;165/80.3,104.33,151,122,185 ;257/706,707,718-722 ;361/687,695,697,700,702,704,709,710,711,719

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References Cited [Referenced By]

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U.S. Patent Documents

5794685	August 1998	Dean
6419007	July 2002	Ogawara et al.
D466871	December 2002	Lee
D480692	October 2003	Lee
6657862	December 2003	Crocker et al.
6671172	December 2003	Carter et al.
6714415	March 2004	Shah
6779593	August 2004	Hegde
D509484	September 2005	Mochizuki et al.
D509485	September 2005	Mochizuki et al.
7123483	October 2006	Otsuki et al.
7221567	May 2007	Otsuki et al.
2002/0017378	February 2002	Hu
2002/0046826	April 2002	Kao
2003/0131970	July 2003	Carter et al.
2004/0045702	March 2004	Barsun
2005/0056399	March 2005	Ku et al.
2005/0061480	March 2005	Carter et al.
2006/0060332	March 2006	Wang et al.

Foreign Patent Documents

	D1186376		Sep 2003		JP
	1237688 D		Apr 2005		JP
	1237951 D		Apr 2005		JP
	1237952 D		Apr 2005		JP
	1237953 D		Apr 2005		JP
	1295760 D		Mar 2007		JP
	1296655 D		Mar 2007		JP
	520966		Feb 2003		TW
	D105452		Jul 2005		TW
	D108216		Dec 2005		TW
	D118870		Sep 2007		TW

Other References

Otsuki, Takaya et al., "Heat Sink Fan," U.S. Appl. No. 29/276,415, filed Jan. 25, 2007. cited by other . Official communication issued in counterpart Taiwanese Application No. 96301805, mailed on Dec. 21, 2007. cited by other.

Primary Examiner: Sikder; Selina
Attorney, Agent or Firm: Keating & Bennett, LLP