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Patent Searching and Data


Title:
CONTROL DEVICE OF ELECTRIC POWER STEERING DEVICE
Document Type and Number:
Japanese Patent JP2009190658
Kind Code:
A
Abstract:

To provide a control device of a high-performance electric power steering device with simple structure having improved steering stability by providing a steering system with assisting torque for canceling torque steer by switching a control system corresponding to a vehicle state without monitoring driving torque of right and left wheels.

In the control device of the electric power steering device for providing the steering mechanism of the vehicle with the assisting torque by drive of the motor driven by a current instruction value 1 calculated by a torque control part via a drive control part, a current instruction value 2 corresponding to the state of the vehicle is calculated and added to the current instruction value 1.


Inventors:
OKAZAKI HIDEAKI
KOJIMA ATSUSHI
SUGAWARA TAKAYOSHI
Application Number:
JP2008035932A
Publication Date:
August 27, 2009
Filing Date:
February 18, 2008
Export Citation:
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Assignee:
NSK LTD
International Classes:
B62D6/00; B62D5/04; B62D101/00; B62D113/00; B62D119/00; B62D137/00
Domestic Patent References:
JP2006111048A2006-04-27
JPH11263233A1999-09-28
Attorney, Agent or Firm:
Yuzo Agata
Sadayoshi Igarashi
Susumu Kitano