A motor for a vehicle includes a stator, a rotor disposed within the stator and defining a cavity and retention member protruding into the cavity, a permanent magnet disposed within the cavity, and a nonmagnetic insert disposed between the retention member and an end of the magnet to separate the retention member and magnet to interrupt stator-induced demagnetization of the magnet during operation.
ROTOR WITH NONMAGNETIC INSERT
2019-03-21
Patent
Electronic Resource
English