ELECTRIC POWER STEERING DEVICE

• Main Authors: WADA TAKUJI, SAGAMI HIROKI, HIRONAKA SHINJI, HAMAMOTO KYOJI, HORII HIROAKI, MORISHITA FUMIHIRO
• Format: Patent
• Language: English; French; Japanese
• Published: 12.07.2012
• Subjects: LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MOTOR VEHICLES; PERFORMING OPERATIONS; TRAILERS; TRANSPORTING

Disclosed is an electric power steering device which provides an appropriate power assist from the motor even when torque sensors have failed and the steering torque can no longer be detected. If an error is detected in a torque sensor (20), the motor (24) is driven on the basis of the rotor rotatio...