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. 04, 2014
Filed:
May. 29, 2012
Applicants:
Shang-yen Tsai, Taoyuan Hsien, TW;
Hsin-chen Lin, Taoyuan Hsien, TW;
Inventors:
Shang-Yen Tsai, Taoyuan Hsien, TW;
Hsin-Chen Lin, Taoyuan Hsien, TW;
Assignee:
Delta Electronics, Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fan includes at least one fan frame, at least one impeller and at least one active flow-control device. The fan frame includes at least one air inlet and at least one air outlet. The impeller is disposed in the fan frame. The active flow-control device is disposed on the fan frame for adjusting the size of the air inlet or the size of the air outlet according to demands.