Title:
STRUT SUSPENSION DEVICE FOR IN-WHEEL MOTOR DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/095869
Kind Code:
A1
Abstract:
A strut suspension device (40) for an in-wheel motor drive device is provided with a strut (41) and a lower arm (48). The strut (41) has a damper (44) and a spring (45). The lower end (42) of the damper (44) is joined to the in-wheel motor drive device (10). The lower arm (48) is connected to the in-wheel motor drive device (10) through a ball joint (49). The ball joint (49) is disposed forward, with respect to a vehicle, of the damper (44). The straight line passing through the upper end (43) of the damper (44) and the ball joint (49) constitutes the steering axis (K) of the in-wheel motor drive device (10), a load wheel (W), and a tire (T). The lower end (42) of the damper (44) is disposed rearward, with respect to the vehicle, of the steering axis (K).
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Inventors:
SUGIURA SAORI (JP)
TAMURA SHIRO (JP)
TAMURA SHIRO (JP)
Application Number:
PCT/JP2019/043194
Publication Date:
May 14, 2020
Filing Date:
November 05, 2019
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
B60G7/00; B60G3/28; B60K7/00
Foreign References:
| JP2017171272A | 2017-09-28 | |||
| JPH01244911A | 1989-09-29 | |||
| DE4402993A1 | 1995-08-03 | |||
| JPS57174107U | 1982-11-02 | |||
| JPH02225116A | 1990-09-07 | |||
| JP2004340240A | 2004-12-02 | |||
| JPS5472814A | 1979-06-11 |
Attorney, Agent or Firm:
IMY INTERNATIONAL PATENT OFFICE, P.C. (JP)
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