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. 14, 2012
Filed:
Feb. 07, 2008
Shun-chen Chang, Taoyuan Hsien, TW;
Chia-ming Hsu, Taoyuan Hsien, TW;
Wen-bin Liu, Taoyuan Hsien, TW;
Shir-harn Yeh, Taoyuan Hsien, TW;
Shun-Chen Chang, Taoyuan Hsien, TW;
Chia-Ming Hsu, Taoyuan Hsien, TW;
Wen-Bin Liu, Taoyuan Hsien, TW;
Shir-Harn Yeh, Taoyuan Hsien, TW;
Delta Electronics, Inc., Taoyuan Hsien, TW;
Abstract
A fan includes an impeller and a fan frame. The fan frame has a main body and at least one sound absorber, wherein the main body has a passage for receiving the impeller, a plurality of flanges are disposed on a periphery of the main body, a recess is defined between the two adjacent flanges, an aperture is disposed on a wall of the main body corresponding to the recess so as to allow the recess to communicate with the passage, and the sound absorber is disposed in the recess. Also, a cover is assembled in the main body and covers the sound absorber within the recess.