Title:
永久磁石、回転電機、及び車両
Document Type and Number:
Japanese Patent JP6813457
Kind Code:
B2
Abstract:
The permanent magnet includes: a main phase expressed by a composition formula: RMZNX and having at least one crystal structure selected from the group consisting of a Th2Ni17 crystal structure, a Th2Zn17 crystal structure, and a TbCu7 crystal structure; and a sub phase having a phosphorus compound phase containing a phosphorus compound excluding a phosphoric acid compound.
Inventors:
Naoyuki Sanada
Shinya Sakurada
Shinya Sakurada
Application Number:
JP2017165534A
Publication Date:
January 13, 2021
Filing Date:
August 30, 2017
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H01F1/059; B22F3/00; C22C19/07; C22C38/00; H02K1/27
Domestic Patent References:
| JP7118815A | ||||
| JP54142121A | ||||
| JP11087118A | ||||
| JP2007277692A |
Attorney, Agent or Firm:
Patent Business Corporation Sakura International Patent Office