Invention Application
- Patent Title: POWER STEERING APPARATUS AND CONTROL CIRCUIT FOR POWER STEERING APPARATUS
-
Application No.: US15505685Application Date: 2015-08-31
-
Publication No.: US20170274929A1Publication Date: 2017-09-28
- Inventor: Mitsuo SASAKI , Makoto GOTO
- Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.
- Applicant Address: JP Hitachinaka-shi, Ibaraki
- Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.
- Current Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.
- Current Assignee Address: JP Hitachinaka-shi, Ibaraki
- Priority: JP2014-193902 20140924
- International Application: PCT/JP2015/074680 WO 20150831
- Main IPC: B62D5/04
- IPC: B62D5/04 ; G01M3/18 ; G01F23/22
Abstract:
A power steering apparatus and a control circuit for a power steering apparatus are provided. The power steering apparatus detects an abnormality in the power steering apparatus based on whether there is a periodic change within a predetermined frequency range with respect to the number of rotations of an electric motor, a steering velocity, or a steering torque.
Public/Granted literature
- US10407092B2 Power steering apparatus and control circuit for power steering apparatus Public/Granted day:2019-09-10
Information query
IPC分类:
