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:
Feb. 24, 2009
Filed:
Jun. 15, 2006
Cheng-hui Lin, Tu-Cheng, TW;
Jing-hao LI, Shenzhen, CN;
Wei Yu, Shenzhen, CN;
Fu Zhun Precision Industry (Shen Zhen) Co., Ltd., Shenzhen, Guangdong Province, CN;
Foxconn Technology Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A sealing structure formed at an end of a heat pipe, includes a two-layer structure, which can be divided into two walls and a rib interconnecting the walls together, wherein the rib points to a center of the heat pipe. A method for manufacturing the sealing structure includes following steps: (1) providing a metallic pipe with an end sealed and an opposite open portion; (2) pressing the open portion of the pipe to form the two-layer sealing structure by using a pair of pressing molds, wherein the pair of pressing molds comprises a first pressing mold and a second pressing mold, the first mold having an M-shaped convex portion, the second mold having an M-shaped concave portion corresponding to the convex portion.