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. 29, 2024
Filed:
Aug. 06, 2019
Nidec Corporation, Kyoto, JP;
Sheng-Chan Yen, Taipei, TW;
Hsin-Nan Lin, Taipei, TW;
Ta-Yin Luo, Taipei, TW;
Guo-Jhih Yan, Taipei, TW;
Yu-Wei Hsu, Taipei, TW;
Huu-Tich Ngo, Taipei, TW;
Cheng-Tsung Liu, Kaohsiung, TW;
NIDEC CORPORATION, Kyoto, JP;
Abstract
A rotor includes a rotor core that is made of electromagnetic steel sheets rotating around a central axis and laminated in an axial direction, and that has multiple flux barriers penetrating the electromagnetic steel sheets along the axial direction. At least some of the multiple flux barriers are provided with a first penetrating portion and a second penetrating portion arranged in the radial direction, the first penetrating portion housing a magnet and the second penetrating portion housing a conductive non-magnetic conductor.