ON-VEHICLE ROTARY ELECTRIC MACHINE

摘要

PROBLEM TO BE SOLVED: To provide an on-vehicle rotary electric machine which is capable of fixing a motor housing and a cover motor corresponding component without being enlarged.SOLUTION: An on-vehicle rotary electric machine 100 is configured in such a manner that one bearing 9 is disposed in a housing 1 that is configured integrally, another bearing 10 is disposed in a cover motor 13 and the cover motor 13 is fixed to the housing 1 by ring-shaped members 19a and 19b which are shrink-fitted or press-fitted to the housing 1. Further, the on-vehicle rotary electric machine may also be configured in such a manner that a projection is provided on a surface of the ring-shaped member 19b at a side of the cover motor 13, a recess is provided on a surface of the cover motor 13 at a side of the ring-shaped member 19b, and the projection of the ring-shaped member 19b and the recess of the cover motor 13 are fitted.SELECTED DRAWING: Figure 6