Patent ID: 8368266
Filing Date: 2013-02-05
Classification: B62D,H02K

Abstract:
1. An electric power steering device comprising: a housing having therein a worm gear mechanism that transmits rotary torque of an electric motor to a steering shaft, as a steering assist force; a motor control unit that controls the electric motor; and a motor flange that fastens the electric motor to a motor mounting flange arranged at the housing with a plurality of motor mounting bolts, wherein a motor side connection terminal to be electrically connected to the electric motor is provided at the motor flange, wherein a control unit side connection terminal to be electrically connected to the motor control unit is provided at the motor mounting flange so as to be in face contact with the motor side connection terminal, wherein a bolt insertion through hole, through which the motor mounting bolt is inserted, is provided at the motor side connection terminal, and wherein a through hole is provided at the control unit side connection terminal so that the motor mounting bolt that is inserted through the bolt insertion through hole is screwed into a nut buried in the motor mounting flange.