Login| Sign Up| Help| Contact|

Patent Searching and Data


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.

Inventors:
WANG, Qixiang (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
Application Number:
JP2018/046455
Publication Date:
August 08, 2019
Filing Date:
December 18, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
B62D5/04; F16H1/16; F16H53/02
Domestic Patent References:
WO2016181871A12016-11-17
Foreign References:
US20130291671A12013-11-07
US6269709B12001-08-07
JP2001514122A2001-09-11
Attorney, Agent or Firm:
ONO, Shinjiro et al. (YUASA AND HARA, Section 206 Shin-Otemachi Bldg., 2-1, Otemachi 2-chome, Chiyoda-k, Tokyo 04, 〒1000004, JP)
Download PDF: