(EN) 602281
An electric motor rotor 20 in which a rotor magnet 22 and a shaft 23 are integrated by a resin section 24 and roller bearings are arranged in the shaft 23, where an insulating sleeve 26 is provided between the shaft 23 and the roller bearing, and the insulating sleeve 26 is integrated and fixed by the resin section 24. The insulating sleeve 26 includes, at one end, a brim section having a diameter larger than an outer circumferential section of the insulating sleeve 26. The resin section 24 covers and integrates the brim section when the insulating sleeve is integrated with the resin section.
