Power controller heat sink

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Description

FIG. 1 is a top perspective view of the power controller heat sink;

FIG. 2 is a bottom perspective view thereof; and,

FIG. 3 is a side view thereof.

The broken lines are included for the purpose of illustrating environmental structure and form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
D315832 April 2, 1991 Rocheleau et al.
D338449 August 17, 1993 Sahyoun
5305185 April 19, 1994 Samarov et al.
D384040 September 23, 1997 Frerichs et al.
D399831 October 20, 1998 Dodson
5844312 December 1, 1998 Hinshaw et al.
D406112 February 23, 1999 Hargroves et al.
6075703 June 13, 2000 Lee
6079486 June 27, 2000 Cennamo et al.
D450044 November 6, 2001 Lindstrom
6470962 October 29, 2002 Pao
6735084 May 11, 2004 Choi et al.
Patent History
Patent number: D531138
Type: Grant
Filed: Jan 20, 2006
Date of Patent: Oct 31, 2006
Assignee: Watlow Electric Manufacturing Company (St. Louis, MO)
Inventors: Keith D. Ness (Winona, MN), Theodore T. Von Arx (La Crescent, MN)
Primary Examiner: Selina Sikder
Attorney: Harness, Dickey & Pierce, P.L.C.
Application Number: 29/252,386
Classifications
Current U.S. Class: Heat Sink (D13/179)