Title:
STEERING DEVICE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2020/170417
Kind Code:
A1
Abstract:
A steering device for vehicle (10) is provided with: a steering shaft (26) that is stored in a housing (50) in an axially movable manner; a ball screw (70) that transmits a driving force, which has been generated by an electric motor (43), to the steering shaft (26); a shaft bearing (74) that supports a nut (73) of the ball screw (70) on the housing (50) in a rotatable manner; an annular elastic body (80, 80) that supports a lateral face (74c, 74c) of the bearing (74) along an entire periphery thereof in an axial direction of the steering shaft (26); and an annular collar (90,90) that is interposed between the elastic body (80, 80) and the housing (50) in the axial direction of the steering shaft (26) and configured to have a U-shaped cross-section being open toward the lateral face (74c, 74c) of the shaft bearing (74). An outer cylindrical portion (91, 91) and an inner cylindrical portion (92, 92) restrict radial deformation of the annular elastic body (80, 80), which is compressed in the axial direction of the steering shaft (26).
Inventors:
MORI HIROAKI (JP)
FUJITA HIROSHI (JP)
TERADA NORIFUMI (JP)
FUJITA HIROSHI (JP)
TERADA NORIFUMI (JP)
Application Number:
PCT/JP2019/006749
Publication Date:
August 27, 2020
Filing Date:
February 22, 2019
Export Citation:
Assignee:
SHOWA CORP (JP)
International Classes:
B62D5/04; F16C27/06
Foreign References:
| JP2016159668A | 2016-09-05 | |||
| JP6266182B1 | 2018-01-24 | |||
| JP2013119322A | 2013-06-17 | |||
| JP2013147074A | 2013-08-01 | |||
| JP2014166790A | 2014-09-11 |
Attorney, Agent or Firm:
SHIMODA, Yo-ichiro et al. (JP)
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