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.:
Date of Patent:
Mar. 11, 2008
Filed:
Oct. 05, 2005
Hsieh-kun Lee, Tu-Cheng, TW;
Chun-chi Chen, Tu-Cheng, TW;
Shi-wen Zhou, Shenzhen, CN;
Zhan Wu, Shenzhen, CN;
Hsieh-Kun Lee, Tu-Cheng, TW;
Chun-Chi Chen, Tu-Cheng, TW;
Shi-Wen Zhou, Shenzhen, CN;
Zhan Wu, Shenzhen, CN;
Fu zhun Precision Industry (Shenzhen) Co., Ltd., Bao'an District, Shenzhen, Guangdong Province, CN;
Foxconn Technology Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A heat sink assembly includes a heat spreader (), a plurality of fins () extending from the spreader, fasteners () and securement sleeves () fixed to the fasteners. The fastener includes a head () and a shaft () having a threaded bottom end (). The sleeve comprises a cylindrical wall (), an upper open end () and a lower open end (). The sleeve further has an annular pedestal () perpendicularly connected with the wall and extending in the lower open end. The head is received in the wall and contacts the pedestal. The shaft extends through the spreader. A compressed spring () is providing between the head and the spreader for urging the spreader downwardly to engage with a heat generating electronic device.