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IPM MOTOR ROTOR, IPM MOTOR, AND METHOD FOR MANUFACTURING IPM MOTOR ROTOR
IPM MOTOR ROTOR, IPM MOTOR, AND METHOD FOR MANUFACTURING IPM MOTOR ROTOR
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机译：IPM电动机转子，IPM电动机以及制造IPM电动机转子的方法
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摘要
Provided is a rotor for an IPM motor, including: a rotor core; permanent magnets embedded in the rotor core; a sensor magnet provided at one end of the rotor core; and a resin configured to fix the sensor magnet to the rotor core by covering the sensor magnet, wherein the sensor magnet includes: a base portion having an annular shape; and a plurality of projecting portions projecting toward the rotor core from a first surface, which is a surface of the base portion on a side opposed to the rotor core, and wherein the plurality of projecting portions each have a tapered portion on an inner periphery thereof, and are arranged at intervals on the first surface.
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