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:
Jul. 03, 2012
Filed:
Feb. 25, 2007
Applicants:
Jingtao Yang, Guangdong, CN;
Guangzhu Xuan, Guangdong, CN;
Zewei Rao, Guangdong, CN;
Inventors:
Assignees:
Panasonic Corporation, Osaka, JP;
Panasonic Ecology Systems, Guangdong Co., Ltd., Guangdong, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ventilator () includes a frame (), a volute () mounted in the frame (), a motor bracket () mounted in the opening of the volute () and a motor () fitted in the motor bracket (). The frame () is made of metal material. The character of the ventilator is in that the motor bracket () is made of metal material. Since the metal motor bracket has favorable performances of heat radiation and rigidity, the ventilator () has better security and stability.