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:
Oct. 04, 2005
Filed:
Jul. 11, 2002
Hideharu Hiwaki, Kadoma, JP;
Yoshinari Asano, Kusatsu, JP;
Hisakazu Kataoka, Takefu, JP;
Sunao Hashimoto, Moriguchi, JP;
Shinichi Okuyama, Takefu, JP;
Hiroshi Murakami, Suita, JP;
Hideharu Hiwaki, Kadoma, JP;
Yoshinari Asano, Kusatsu, JP;
Hisakazu Kataoka, Takefu, JP;
Sunao Hashimoto, Moriguchi, JP;
Shinichi Okuyama, Takefu, JP;
Hiroshi Murakami, Suita, JP;
Abstract
It is intended to suppress the vibration and noise during operation of a concentrated winding electric motor and to provide an electric motor with high efficiency, low vibration and low noise. A skew is formed on at least one of a stator () and a rotor (), arranged with a concentrated winding, and a winding vibration damping body () is inserted between windings () of different phases within a winding groove () and contacted therewith.