Title:
STEERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/150804
Kind Code:
A1
Abstract:
According to the present invention, a power steering device is configured so that: an eccentric cam section of a centering mechanism is provided to be rotatable about an eccentric cam axis; a shaft holding section holds a shaft first end of a worm shaft at a position offset radially from the eccentric cam axis and is provided to be rotatable in response to the rotation of the eccentric cam section; and a torsion coil spring of the centering mechanism is configured to be held on the spring first end side by a spring first end holding section, and to urge a bearing holder when the bearing holder is rotated in a first direction, the torsion coil spring urging the bearing holder so that the bearing holder rotates in a second direction.
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Inventors:
WANG QIXIANG (JP)
Application Number:
PCT/JP2018/046455
Publication Date:
August 08, 2019
Filing Date:
December 18, 2018
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F16H1/16; B62D5/04; F16H53/02
Domestic Patent References:
| WO2016181871A1 | 2016-11-17 |
Foreign References:
| US20130291671A1 | 2013-11-07 | |||
| US6269709B1 | 2001-08-07 | |||
| JP2001514122A | 2001-09-11 |
Attorney, Agent or Firm:
ONO, Shinjiro et al. (JP)
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