YOKE STRUCTURE OF STEPPING MOTOR

摘要

PURPOSE: A yoke structure of a stepping motor is provided to help a user to make the total length of a motor engine short by forming the thickness of flange of the yoke to be thin. CONSTITUTION: A plurality of tooth(14) is arranged around an inner hole of a flange(12) having certain thickness. The dimension(t3) of the thickness of flange is smaller than that of the tooth. The total length of a motor engine is shorter by making the thickness of flange of the yoke thinner. The external diameter of the stepping motor is less than 8mm.