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. 24, 2009
Filed:
Apr. 26, 2006
Chao-nien Tung, Guangdong, CN;
Chuen-shu Hou, Guangdong, CN;
Chih-hao Yang, Guangdong, CN;
Shun-i Wu, Guangdong, CN;
Ming Zhong, Guangdong, CN;
Chao-Nien Tung, Guangdong, CN;
Chuen-Shu Hou, Guangdong, CN;
Chih-Hao Yang, Guangdong, CN;
Shun-I Wu, Guangdong, CN;
Ming Zhong, Guangdong, CN;
Fu Zhun Precision Industry (Shen Zhen) Co., Ltd., Longhue Town, Bao'an District, Shenzhen, Guangdong Province, CN;
Foxcomm Technology Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A electrical fan includes a frame () having a central tube (), a bearing () received in the central tube, a stator () mounted around the central tube, and a rotor () being rotatably supported by a bearing in the stator. The frame defines an air inlet () and an air outlet () at two different sides thereof. The stator and the rotor expand radially along a direction from the air inlet to the air outlet. Fan blades () extend radially from the rotor. A hub () of the rotor has a streamline shaped outer surface. A stator core () of the stator is made by powder sintering technology.