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Title:
SUSPENSION DEVICE FOR AMPHIBIOUS VEHICLE
Document Type and Number:
WIPO Patent Application WO/2016/072030
Kind Code:
A1
Abstract:
A pressure system of the suspension device for an amphibious vehicle according to the present invention has: a pump configured so as to discharge a working fluid; a first control valve provided in a first flow channel extending between the pump and a first hydraulic chamber, the first control valve being configured so as to control the supplying of working fluid from the pump to the first hydraulic chamber; a pilot check valve provided in a portion of the first flow channel extending between the first hydraulic chamber and the first control valve, the pilot check valve being configured so as to open and close the first flow channel in accordance with a pilot pressure; and a second control valve provided in a pilot flow channel extending between the pump and the pilot check valve, the second control valve being configured so as to control the supplying of the pilot pressure to the pilot check valve.

Inventors:
IWASAKI KOJI (JP)
Application Number:
PCT/JP2014/079642
Publication Date:
May 12, 2016
Filing Date:
November 07, 2014
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B60G11/30; B60F3/00; B60G17/04; B62D55/112
Foreign References:
JPH0233138U1990-03-01
JPS5653969A1981-05-13
JPS5497932A1979-08-02
JP2012121434A2012-06-28
JPH03182827A1991-08-08
JPH03139409A1991-06-13
JPH09202272A1997-08-05
JPH04334677A1992-11-20
JPH082453A1996-01-09
JP2009179095A2009-08-13
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P. C. (JP)
誠真 IP patent business corporation (JP)
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