Heat sink

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a heat sink in accordance with our design;

FIG. 2 is a top view thereof;

FIG. 3 is a sectional view taken along line 3—3 in FIG. 2; and,

FIG. 4 is a bottom view thereof.

The broken line showing portions of the heat sink is for illustrative purposes only and forms no part of the claimed design.

Any shading on the figures is provided only to distinguish between the flat and contoured portions of the device, such shading patterns are not intended to be viewed as part of the claimed heat sink design.

Claims

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

Referenced Cited
U.S. Patent Documents
6053240 April 25, 2000 Johnston et al.
6942025 September 13, 2005 Nair et al.
7172017 February 6, 2007 Tan et al.
7408777 August 5, 2008 Jeong
D616381 May 25, 2010 Chang et al.
7812487 October 12, 2010 Bi et al.
20030056938 March 27, 2003 McCullough
20040174678 September 9, 2004 Kojima
20050063159 March 24, 2005 Ma
20060042782 March 2, 2006 Chen
20060207746 September 21, 2006 Bhatti et al.
20060254750 November 16, 2006 Miyazawa et al.
Patent History
Patent number: D634280
Type: Grant
Filed: Jun 8, 2010
Date of Patent: Mar 15, 2011
Assignee: Agency for Science, Technology and Research (Singapore)
Inventors: Beng Wah Chua (Singapore), Raymond Ong (Singapore), Meng Kwong Ho (Singapore), Su Yin Lim (Singapore)
Primary Examiner: Selina Sikder
Attorney: Kauth, Pomeroy, Peck & Bailey LLP
Application Number: 29/363,383
Classifications
Current U.S. Class: Heat Sink (D13/179)