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:
Nov. 17, 2009
Filed:
Apr. 21, 2006
Applicants:
Shuo-shiu Hsu, Taoyuan Hsien, TW;
Shun-chen Chang, Taoyuan Hsien, TW;
Wen-shi Huang, Taoyuan Hsien, TW;
Inventors:
Shuo-Shiu Hsu, Taoyuan Hsien, TW;
Shun-Chen Chang, Taoyuan Hsien, TW;
Wen-Shi Huang, Taoyuan Hsien, TW;
Assignee:
Delta Electronics, Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fan of the present invention includes a fan housing and an impeller disposed in the fan housing. The fan housing includes a plurality of connecting elements at its air outlet. Each connecting element includes a plurality of air-guiding teeth thereon, which can guide the air to flow smoothly out from the fan housing so as to increase airflow and air pressure, and reduce the noise.