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 7695161 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 13, 2010

Filed:

Nov. 08, 2007
Applicants:

Wen-xiang Zhang, Shenzhen, CN;

Guang Yu, Shenzhen, CN;

Cheng-tien Lai, Taipei Hsien, TW;

Inventors:

Wen-Xiang Zhang, Shenzhen, CN;

Guang Yu, Shenzhen, CN;

Cheng-Tien Lai, Taipei Hsien, TW;

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 ...
F21V 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat dissipation device includes a heat sink and an LED module attached to the heat sink. The heat sink includes a base and a plurality of fins mounted on the base. A plurality of channels is defined between the fins of the heat sink and slits are defined in two opposite side edges of the base. The slits extend through the base and corresponding fins and cross with corresponding channels. A plurality of grooves is defined in the fins opposite to the LED module. Each of the grooves interconnects corresponding two aligned slits.


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