Title:
Electric power steering device
Document Type and Number:
Japanese Patent JP6275211
Kind Code:
B2
Abstract:
Provided is an electric power steering device including: a front-wheel steering mechanism, which is provided to front wheels of a vehicle, and includes a front-wheel steering motor as a drive source; and a rear-wheel steering mechanism, which is provided to rear wheels of the vehicle, and includes a rear-wheel steering motor as a drive source, wherein the rear-wheel steering motor is configured to be a double-inverter three-phase duplex motor, the double-inverter three-phase duplex motor including two three-phase windings and two inverters each configured to individually drive one of the two three-phase windings. Therefore, the electric power steering device is capable of, even when a failure has occurred in the steering motor of the rear-wheel steering mechanism, maintaining a function of the rear-wheel steering mechanism to secure behavior stability of the vehicle.
Inventors:
Satoru Akutsu
Yoshito Asao
Yoshito Asao
Application Number:
JP2016149349A
Publication Date:
February 07, 2018
Filing Date:
July 29, 2016
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
B62D5/04; B62D7/15
Domestic Patent References:
| JP2007331581A | ||||
| JP2013059208A | ||||
| JP5193511A | ||||
| JP2013236486A |
Foreign References:
| WO2016063368A1 |
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda
Junichiro Yoshida
Satoshi Iino
Bessho Kobo
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda
Junichiro Yoshida
Satoshi Iino
Bessho Kobo