公开(公告)号：US20220250674A1

公开(公告)日：2022-08-11

申请号：US17592715

申请日：2022-02-04

Applicant: HONDA MOTOR CO., LTD.

Inventor： Kyoji Hamamoto ,  Takashi Kuribayashi ,  Seigo Murashige ,  Hirohito Ide ,  Hideki Imafuku ,  Ryoto Teranishi ,  Ryuhei Miyoshi ,  Yuki Mano

IPC: B62D5/04 ,  H02J9/06 ,  H02J7/00

Abstract: Provided is an electric power steering device including: a motor; a drive device that supplies the motor with three-phase alternating current electric power; and a control device that controls the drive device, in which the control device is connected to a first power supply path that supplies power to the control device not via an ignition switch and a second power supply path that supplies power to the control device via the ignition switch, and the control device, in a case of detecting a failing of the first power supply path, operates with power supplied from the second power supply path and makes the motor generate an electromagnetic brake.