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. 14, 2019
Filed:
Aug. 04, 2010
Yoshio Kawashita, Kamakura, JP;
Kiyohiro Uramoto, Yokohama, JP;
Takashi Miyamoto, Higashiyamato, JP;
Yoshiteru Yasuda, Yokohama, JP;
Yoshio Kawashita, Kamakura, JP;
Kiyohiro Uramoto, Yokohama, JP;
Takashi Miyamoto, Higashiyamato, JP;
Yoshiteru Yasuda, Yokohama, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
Abstract
A rare earth magnet molding () of the present invention includes rare earth magnet particles (), and an insulating phase () present among the rare earth magnet particles. Segregation regions () in which at least one element selected from the group consisting of Dy, Tb, Pr and Ho is segregated are distributed in the rare earth magnet particles (). Accordingly, the rare earth magnet molding that has excellent resistance to heat in motor environments or the like while maintaining high magnetic characteristics (coercive force) is provided.