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. 05, 2005
Filed:
Feb. 09, 2004
Applicants:
Hideaki Takahashi, Shuuchi-gun, JP;
Koichi Sano, Shucchi-gun, JP;
Inventors:
Hideaki Takahashi, Shuuchi-gun, JP;
Koichi Sano, Shucchi-gun, JP;
Assignee:
Kabushiki Kaisha Moric, Mori-machi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K021/08 ; H02K021/12 ;
U.S. Cl.
CPC ...
Abstract
Several embodiments of rotating electrical machines where cogging torque is reduced as well as the distortion of the back emf and improve torque characteristic with reduced torque ripples by dividing either the permanent magnets and/or the poles of the coil windings in axially separated portions that are circumferentially shifted relative to each other.