发明授权
US08497613B2 Permanent magnet, manufacturing method thereof, and rotor and IPM motor 有权
永磁体及其制造方法以及转子和IPM电机

Permanent magnet, manufacturing method thereof, and rotor and IPM motor
摘要:
A manufacturing method for a permanent magnet includes the steps of a) producing a permanent magnet (1), b) fracturing the permanent magnet (1) to obtain two or more separate pieces (13), and c) restoring the permanent magnet (1) by fitting the fracture surfaces of adjacent separate pieces (13) together.
信息查询
0/0