Title:
ELECTRIC POWER STEERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/235609
Kind Code:
A1
Abstract:
Provided is an electric power steering device, which can perform assist control for which variations in steering feel are suppressed. The electric power steering device is provided with a current command value calculation unit 31 for outputting a current command value Iref1 corresponding to steering torque Ts and vehicle speed Vs on the basis of an assist map. The current command value calculation unit 31 is provided with a vibration component suppression unit 312 for suppressing a vibration component resulting from warning vibrations transmitted to a steering wheel and included in the steering torque Ts.
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Inventors:
SUGAWARA TAKAYOSHI (JP)
MASUKO TAKUYA (JP)
FUKUDA TOMOKI (JP)
SAWADA HIDEKI (JP)
MASUKO TAKUYA (JP)
FUKUDA TOMOKI (JP)
SAWADA HIDEKI (JP)
Application Number:
PCT/JP2019/022695
Publication Date:
December 12, 2019
Filing Date:
June 07, 2019
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
B62D6/00; B62D5/04; B62D101/00; B62D119/00
Foreign References:
| JP2016047717A | 2016-04-07 | |||
| JP2000062635A | 2000-02-29 | |||
| US20170193824A1 | 2017-07-06 | |||
| KR20150083273A | 2015-07-17 | |||
| JPH0676200A | 1994-03-18 |
Other References:
See also references of EP 3640119A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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