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. 29, 2020
Filed:
Aug. 09, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Suguru Gangi, Toyota, JP;
Hiroyuki Hattori, Okazaki, JP;
Shinya Sano, Toyota, JP;
Ken Noda, Nagoya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A rotor for a rotating electric machine includes: a rotor core having magnet holes; magnets inserted in the magnet holes of the rotor core. Each of the magnets includes two first surfaces respectively facing outward and inward of the rotor radial direction, and two second surfaces respectively facing one side and the other side of the rotor circumferential direction. Both ends in the rotor axial direction of at least one first surface of the two first surfaces are covered with electric insulating films, and a lateral surface region between both ends of the one first surface that are covered with the electric insulating films, and the two second surfaces are covered with no electric insulating films.