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. 15, 2011
Filed:
Jan. 02, 2008
Applicants:
Shi-han Chen, Taoyuan Hsien, TW;
Tsu-liang Lin, Taoyuan Hsien, TW;
Inventors:
Shi-Han Chen, Taoyuan Hsien, TW;
Tsu-Liang Lin, Taoyuan Hsien, TW;
Assignee:
Delta Electronics Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blower includes a housing and an impeller. The housing has a main inlet and at least one secondary inlet. The impeller is disposed in the housing and has a hub, a plurality of blades and at least one annular plate. Those blades are disposed around the hub. The annular plate is connected to those blades and partially blocked the secondary inlet.