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Patent Searching and Data


Title:
POWER STEERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/042729
Kind Code:
A1
Abstract:
Provided is a power steering device capable of suppressing a sudden change in steering force. This power steering device comprises: a steering mechanism which transmits the steering operation of a steering wheel to steered wheels; a first actuation unit and a second actuation unit which apply steering force to the steering mechanism; and a controller which outputs a first drive command signal for driving the first actuation unit and a second drive command signal for driving the second actuation unit. The controller is equipped with an output distribution control unit which changes the output rate of the first drive command signal and the output rate of the second drive command signal, and which performs output distribution control to increase the output rate of one of the first drive command signal and the second drive command signal and decrease the output rate of the other to a value greater than 0.

Inventors:
NAKADA, Mitsuaki (4-7-1, Onna, Atsugi-sh, Kanagawa 10, 〒2438510, JP)
Application Number:
JP2017/010713
Publication Date:
March 08, 2018
Filing Date:
March 16, 2017
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
B62D6/00; B62D5/04; H02P5/46; H02P27/06
Domestic Patent References:
WO2016063367A12016-04-28
Foreign References:
JP2014007880A2014-01-16
JP2016055825A2016-04-21
Attorney, Agent or Firm:
ONO, Shinjiro et al. (YUASA AND HARA, Section 206 New Ohtemachi Bldg., 2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo 04, 〒1000004, JP)
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