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. 13, 2021
Filed:
Oct. 20, 2016
Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;
Ryo Miyamae, Kobe, JP;
Shoichi Takahashi, Kobe, JP;
Tatsuya Ohno, Nishinomiya, JP;
Yoshihiko Ozaki, Kobe, JP;
Koji Hashimoto, Kakogawa, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe, JP;
Abstract
A rotor of an electrical rotating machine includes: a rotor shaft; a cylindrical sleeve externally fitted to the rotor shaft and extending in an axial direction X; and a plurality of permanent magnets serving as field magnets, the plurality of permanent magnets being provided between the rotor shaft and the sleeve in a radial direction and retained by the sleeve around the rotor shaft. The sleeve is formed by a plurality of short sleeves arranged in the axial direction X, and end portions of the short sleeves that are adjacent to each other, the end portions being butted together in the axial direction X, are mechanically joined together in a torque-transmittable manner.