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. 29, 2011
Filed:
May. 28, 2008
Kuo-len Lin, Wugu Township, Taipei County, TW;
Wen-jung Liu, Wugu Township, Taipei County, TW;
Chen-hsiang Lin, Wugu Township, Taipei County, TW;
Chih-hung Cheng, Wugu Township, Taipei County, TW;
Ju-tsu Huang, Wugu Township, Taipei County, TW;
Kuo-Len Lin, Wugu Township, Taipei County, TW;
Wen-Jung Liu, Wugu Township, Taipei County, TW;
Chen-Hsiang Lin, Wugu Township, Taipei County, TW;
Chih-Hung Cheng, Wugu Township, Taipei County, TW;
Ju-Tsu Huang, Wugu Township, Taipei County, TW;
Golden Sun News Techniques Co., Ltd., Taipei County, TW;
CPUMATE Inc., Taipei County, TW;
Abstract
A vapor chamber includes a plate and a wick structure. The plate is provided therein with a working fluid, and the plate has a heated end and a condensed end. The wick structure includes a first wick portion adhered to be opposite to the heated end, a second wick portion overlapping on the first wick portion, and a third wick portion adhered on the rest portion of a chamber. The aperture diameter of the first wick portion is larger than that of the second wick portion, or the aperture density of the first wick portion is smaller than that of the second wick portion. The amount of working fluid attached to the second wick portion is smaller than that of the first wick portion. After heating, the working fluid attached to the second wick portion is vaporized more quickly.