STEPPING MOTOR

摘要

A stepping motor, comprising stators disposed at both ends of a rotor magnet in the axial direction of a shaft. Each of the stators comprises an inner yoke and an outer yoke. Each of the inner and outer yokes comprises a plurality of pole teeth facing the outer peripheral surface of the rotor magnet. At least the outer yoke among the inner yoke and the outer yoke comprises tubular bent parts, and these both bent parts are fixed to a cylindrical core formed of a magnetic material. each of which comprises an inner yoke and an outer yoke. The stators are