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 7434610 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 14, 2008

Filed:

Jul. 13, 2006
Applicants:

Ching-bai Hwang, Tu-Cheng, TW;

Ran Lin, Shenzhen, CN;

Jin-gong Meng, Shenzhen, CN;

Inventors:

Ching-Bai Hwang, Tu-Cheng, TW;

Ran Lin, Shenzhen, CN;

Jin-Gong Meng, 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);
U.S. Cl.
CPC ...
Abstract

A heat dissipation apparatus () includes a heat-dissipating fan () and a fin assembly (). The heat-dissipating fan includes a casing () and a plurality of blades () rotatably received in the casing. The casing defines an air outlet () through which an airflow generated by the blades flows. The fin assembly is disposed at the air outlet of the fan, and includes a plurality of first fins () and a plurality of second fins () disposed between the first fins and the blades of the fan. The second fins are so positioned that outer ends of the second fins are oriented toward a far side of the air outlet while inner ends of the second fins are oriented toward a near side of the air outlet. The outer ends of the second fins are located adjacent to the first fins. An airflow generated by the blades first flows to the near side and then to the far side of the air outlet.


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