Patent ID: 8110954
Filing Date: 2012-02-07
Classification: H02K

Abstract:
1. An electric rotating machine comprising: a stator provided with an armature winding; a pair of housings that are arranged at both ends of the stator in the axis direction thereof and support the stator; a rotor provided with a magnetic-field winding and a magnetic-field iron core and pivotably supported by the pair of housings; a cooling fan provided at an end of the rotor in the axis direction thereof; a power circuit unit fixed to one of the pair of housings and provided with a switching element for controlling an armature current that flows in the armature winding; a magnetic-field circuit unit provided with a switching element for controlling a magnetic-field current that flows in the magnetic-field winding; a heat sink fixed to the one of the pair of housings and provided with a cooling fin for cooling the switching element in the power circuit unit; and an intermediate plate fixed to the one of the pair of housings and having a power circuit connection portion that is connected with an outgoing lead drawn out from the power circuit unit and an armature winding connection portion that is connected with the power circuit connection portion and an outgoing lead drawn out from the armature winding.