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.

Patent No.:

US 7489513 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 10, 2009

Filed:

Mar. 09, 2007
Applicants:

Cheng-tien Lai, Taipei Hsien, TW;

Zhi-yong Zhou, Shenzhen, CN;

Cui-jun LU, Shenzhen, CN;

Inventors:

Cheng-Tien Lai, Taipei Hsien, TW;

Zhi-Yong Zhou, Shenzhen, CN;

Cui-Jun Lu, Shenzhen, CN;

Assignees:

Fu Zhun Precision Industry (Shen Zhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H02M 7/48 (2007.01);
U.S. Cl.
CPC ...
Abstract

A heat dissipation device includes a first heat sink and a second heat sink juxtaposed with the first heat sink. The first heat sink includes a first base and a plurality of first fin extending from the first base with a plurality of first channels defined therebetween. The second heat sink includes a second base and a plurality of second fins extending from the second base with a plurality of second channels defined therebetween. The second fins extend beyond a common edge of the first base and the second base to extend into first channels of the first heat sink.


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