Title:
SUSPENSION DEVICE, VEHICLE HEIGHT ADJUSTMENT DEVICE, AND SADDLE-RIDE TYPE VEHICLE
Document Type and Number:
WIPO Patent Application WO/2021/260884
Kind Code:
A1
Abstract:
Provided is a suspension device comprising: a spring which is supported at a first end by a vehicle body side and at a second end by a wheel side; a jack which supports the first end or the second end, includes a jack chamber for accommodating oil, and adjusts the length of the spring according to the amount of the oil in the jack chamber; a reservoir chamber which stores the oil; a first pump which includes a cylinder, sucks the oil into the cylinder when a relative distance between the vehicle body and the wheel is increased, and discharges the oil from the cylinder to the jack chamber when the relative distance between the vehicle body and the wheel decreases; and a second pump which is driven by a drive unit to thereby feed the oil from the reservoir chamber to the jack chamber.
More Like This:
| WO/1998/057839 | A SUSPENSION ARRANGEMENT FOR A WHEELED CONVEYANCE |
| JPH0610491 | [Title of Invention] Buffer |
Inventors:
FUJIKAWA YOSUKE
MURAKAMI YOSUKE
MURAKAMI YOSUKE
Application Number:
PCT/JP2020/025033
Publication Date:
December 30, 2021
Filing Date:
June 25, 2020
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
B62K25/04; B60G17/015; B60G17/08; F16F15/02
Foreign References:
| JP2016175555A | 2016-10-06 | |||
| JP2010149550A | 2010-07-08 | |||
| JP2017512694A | 2017-05-25 |
Attorney, Agent or Firm:
FURUBE, Jiro et al. (JP)
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