Title:
SUSPENSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/045965
Kind Code:
A1
Abstract:
This suspension device is provided with: a shock absorber (5) capable of varying damping force using the position of a piston rod (18) so as to achieve at least one characteristic, between a first characteristic in which elongation-side damping force is soft and retraction-side damping force is hard in a range where the piston rod (18) is extended out of a cylinder (11) past a first predetermined position, and a second characteristic in which elongation-side damping force is hard and retraction-side damping force is soft in a range where the piston rod (18) is withdrawn into the cylinder (11) past a second predetermined position; and an operative force adjustment mechanism capable of adjusting at least one operative force between that of the roll direction of the vehicle and that of the pitch direction.
Inventors:
YAMASHITA MIKIO (JP)
YAMAOKA FUMIYUKI (JP)
YAMAOKA FUMIYUKI (JP)
Application Number:
PCT/JP2013/074518
Publication Date:
March 27, 2014
Filing Date:
September 11, 2013
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
B60G17/08; F16F9/32; F16F9/348; F16F9/48; F16F9/50
Domestic Patent References:
| WO2013081004A1 | 2013-06-06 |
Foreign References:
| JPH05238227A | 1993-09-17 | |||
| JPH0342319A | 1991-02-22 | |||
| JPS62123042U | 1987-08-05 | |||
| JP2012140981A | 2012-07-26 | |||
| JPH08105485A | 1996-04-23 | |||
| JPH11342717A | 1999-12-14 | |||
| JPS6127710U | 1986-02-19 |
Attorney, Agent or Firm:
SHIGA Masatake (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
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