Heat sink
Latest Sanyo Denki Co., Ltd. Patents:
Description
This article is formed with a plurality of metallic fins which are integrally provided on a metallic base. This article is used for cooling a heated electronic component such as a CPU which is typically used in a microcomputer and is mounted on the rear of the metallic base.
FIG. 1 is a front side elevation view.
FIG. 2 is a right side elevation view.
FIG. 3 is a top plan view.
FIG. 4 is a bottom plan view; and,
FIG. 5 is a perspective view.
The rear side elevation view is omitted because it appears the same way as the front side elevation view. Likewise, the left side elevation view is omitted because it appears the same way as the right side elevation view.
Claims
The ornamental design for a heat sink, as shown and described.
Referenced Cited
U.S. Patent Documents
5597034 | January 28, 1997 | Barker et al. |
D441724 | May 8, 2001 | Chou et al. |
D441725 | May 8, 2001 | Chou et al. |
D442565 | May 22, 2001 | Chou et al. |
D442566 | May 22, 2001 | Chou et al. |
D450306 | November 13, 2001 | Lin et al. |
6407919 | June 18, 2002 | Chou |
6418020 | July 9, 2002 | Lin |
D464939 | October 29, 2002 | Chuang et al. |
D476958 | July 8, 2003 | Tsai |
6671172 | December 30, 2003 | Carter et al. |
D501450 | February 1, 2005 | Watanabe et al. |
6927979 | August 9, 2005 | Watanabe et al. |
D509483 | September 13, 2005 | Watanabe et al. |
D511326 | November 8, 2005 | Watanabe et al. |
Patent History
Patent number: D537418
Type: Grant
Filed: Dec 23, 2003
Date of Patent: Feb 27, 2007
Assignee: Sanyo Denki Co., Ltd. (Tokyo)
Inventors: Michinori Watanabe (Nagano), Toshiki Ogawara (Nagano), Masayuki Iijima (Nagano), Haruhisa Maruyama (Nagano)
Primary Examiner: Selina Sikder
Attorney: Rankin, Hill, Porter & Clark LLP
Application Number: 29/196,217
Type: Grant
Filed: Dec 23, 2003
Date of Patent: Feb 27, 2007
Assignee: Sanyo Denki Co., Ltd. (Tokyo)
Inventors: Michinori Watanabe (Nagano), Toshiki Ogawara (Nagano), Masayuki Iijima (Nagano), Haruhisa Maruyama (Nagano)
Primary Examiner: Selina Sikder
Attorney: Rankin, Hill, Porter & Clark LLP
Application Number: 29/196,217
Classifications
Current U.S. Class:
Heat Sink (D13/179)