The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 20, 2007

Filed:

Aug. 23, 2005
Applicants:

Wan-lin Xia, Shenzhen, CN;

Bo-yong Yang, Shenzhen, CN;

Min-qi Xiao, Shenzhen, CN;

Inventors:

Wan-Lin Xia, Shenzhen, CN;

Bo-Yong Yang, Shenzhen, CN;

Min-Qi Xiao, Shenzhen, CN;

Assignees:

Fu Zhun Precision Industry (Shenzhen) Co., Ltd., Bao'an District, Shenzhen, Guangdong Province, CN;

Foxconn Technology Co., Ltd., Tu-Cheng, Taipei Hsien, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat sink for dissipating heat from an electronic device includes a base for contacting the electronic device. A U-shaped heat pipe is fixed to the base and includes an evaporating portion contacting the base and two condensing portion extending from opposite ends of the evaporating portion and through a plurality of first fins stacked together parallel to each other. A plurality of second fins extends from the base towards the first fins and supports the first fins. A reinforcement is fixed on the base and joins with some of the first fins, thereby enhancing integrity of the first fins.


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