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:
May. 20, 2025
Filed:
Aug. 07, 2020
Applicants:
Aisin Corporation, Aichi, JP;
Amino Corporation, Fujinomiya, JP;
Inventors:
Yutaka Hara, Kariya, JP;
Takehiko Adachi, Kariya, JP;
Mariko Saito, Kariya, JP;
Noriyuki Watanabe, Fujinomiya, JP;
Yuji Terauchi, Fujinomiya, JP;
Assignees:
AISIN CORPORATION, Kariya, JP;
AMINO CORPORATION, Fujinomiya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/28 (2006.01); H02K 15/02 (2006.01);
U.S. Cl.
CPC ...
H02K 1/28 (2013.01); H02K 15/02 (2013.01);
Abstract
A rotor includes: a shaft having a tubular shape; and a rotor core including a through hole into which the shaft is inserted and that has a regular polygonal shape. The shaft is fixed to the rotor core by hydroforming. Of an outer peripheral surface of the shaft, a core contact part that is in contact with the through hole of the rotor core that has the regular polygonal shape has a shape extending along the regular polygonal shape.