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:
Apr. 21, 2015
Filed:
Sep. 29, 2010
Applicants:
Akio Yamagiwa, Shiga, JP;
Toshinari Kondou, Shiga, JP;
Yoshihito Sanga, Shiga, JP;
Inventors:
Assignee:
Daikin Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 21/06 (2006.01); H02K 7/06 (2006.01); H02P 27/04 (2006.01); H02K 1/27 (2006.01); H02K 21/16 (2006.01); B60L 15/20 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2766 (2013.01); H02K 1/276 (2013.01); H02K 21/16 (2013.01); H02K 2213/03 (2013.01); B60L 15/2045 (2013.01); B60L 2270/142 (2013.01); B60L 2270/145 (2013.01); B60L 2220/50 (2013.01); Y02T 10/644 (2013.01); Y02T 10/641 (2013.01); Y02T 10/7283 (2013.01);
Abstract
A three-phase AC motor () has a configuration in which a q-axis inductance is larger than a d-axis inductance by a predetermined amount or more to allow smoothing of power fluctuations due to the power supply voltage of the AC power source ().