Patent ID: 7268462
Filing Date: 2007-09-11
Classification: B60G,B60L,H02K,Y02T

Abstract:
1. A rotary electric machine comprising: a case; bearings provided in the case; a stator fixed to the case; and a rotor rotated by electromagnetic energy from the stator, wherein the rotor includes: magnetic poles having one end face facing the stator and another end face attached to a face in a radially outer region of the rotor; a stepwise drawn portion concentrical with the one end face, wherein a space for a one-way clutch to be housed is formed by the stepwise drawn portion; and a drawn shaft portion located on a rotational axis of the rotor and being inserted into and supported by the bearings, wherein the face in the radially outer region of the rotor is formed perpendicular to the rotational axis of the rotor, and another face perpendicular to the rotational axis of the rotor is formed in the stepwise drawn portion or the shaft portion.