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:
Dec. 22, 2015
Filed:
Mar. 14, 2013
Kabushiki Kaisha Yaskawa Denki, Kitakyushu-shi, JP;
Naotake Yoshizawa, Kitakyushu, JP;
Kiyomi Inoue, Kitakyushu, JP;
Yoshiaki Kamei, Kitakyushu, JP;
Takaaki Shibuya, Kitakyushu, JP;
KABUSHIKI KAISHA YASKAWA DENKI, Kitakyushu-Shi, JP;
Abstract
The disclosure discloses a rotating electrical machine including a stator and a rotor. The rotor includes a cylindrical iron core that is fixed to a shaft and comprises a radial direction and an axial direction, a plurality of permanent magnets that is embedded in the iron core, a plurality of air gaps that are respectively provided in a portion on an inner side of the iron core in the radial direction, a wedge portion that is provided along the axial direction so as to protrude within the air gap, and a non-magnetic reinforcing member that is filled in the air gap.