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:
Aug. 18, 2015

Filed:

Aug. 02, 2012
Applicant:

Ben-fan Xia, KunShan, CN;

Inventor:

Ben-Fan Xia, KunShan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 21/08 (2006.01); H01L 23/40 (2006.01);
U.S. Cl.
CPC ...
H01L 23/4006 (2013.01); H01L 2023/4062 (2013.01); H01L 2023/4081 (2013.01); H01L 2924/0002 (2013.01);
Abstract

A heat dissipation device includes a conductive plate and a fastener. The fastener includes a fastening element and an elastic element coiled around the fastening element. The fastening element includes a pole portion and a head portion formed at one end of the pole portion. The conductive plate defines a supporting portion through the conductive plate. The supporting portion defines a hole, an upper groove and a lower groove communicating with one another. The upper groove and the lower groove are coaxial with each other. A flange protrudes from a circumference of the pole portion. The pole portion enters the upper groove. The flange abuts a bottom of the conductive plate and is received in the lower groove. The elastic element elastically abuts the top of the conductive plate.


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