Manufacturing method of magnetic poles, stators with magnetic poles, rotating electric machines with stators and stators

摘要

PROBLEM TO BE SOLVED: To provide a magnetic pole of a rotary electric machine which has improved creeping insulation between an iron core and a coil on an axial end face of an iron core.SOLUTION: A bobbins 10 provided at both ends in an axial direction of an iron core 40 includes: a body portion 13 on a tooth portion 46 of the iron core 40; a first flange 11 on a yoke portion 45; and a second flange 12 on a tip portion 42. A resin introduction path 15 is formed between the iron core 40 by a first notch 13A provided in the body portion 13 in a portion in contact with the iron core 40, a second notch 11A provided in the first flange 11, a third notch 12A provided in the second flange 12.SELECTED DRAWING: Figure 4