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:
Aug. 24, 2010
Filed:
Apr. 27, 2007
Applicants:
Ming-lung Liu, Taoyuan Hsien, TW;
Yi-chieh Cho, Taoyuan Hsien, TW;
Chia-feng Wu, Taoyuan Hsien, TW;
Yueh-lung Huang, Taoyuan Hsien, TW;
Inventors:
Ming-Lung Liu, Taoyuan Hsien, TW;
Yi-Chieh Cho, Taoyuan Hsien, TW;
Chia-Feng Wu, Taoyuan Hsien, TW;
Yueh-Lung Huang, Taoyuan Hsien, TW;
Assignee:
Delta Electronics Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 6/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fan system comprising a first switch, a second switch, a coil, and a drive device. The drive device comprises a third switch and a fourth switch. The third switch, the fourth switch, the first switch, the second switch and the coil form a bridge connection.