Title:
CONTROL VALVE
Document Type and Number:
WIPO Patent Application WO/2019/172130
Kind Code:
A1
Abstract:
A control valve (100) is provided with: a plurality of caps (101) mounted to one side surface (1a) of a valve housing (1); highest-pressure introduction passages (110) to which the highest of pressures in a plurality of pilot chambers (3) is introduced; and communication passages (104) provided within the caps (101) and connecting the pilot chambers (3) and the highest-pressure introduction passages (110). The highest-pressure introduction passages (110) are provided on the opposite side of the pilot chambers (3) from the valve housing (1) and have first passages (111) which are connected to the communication passages (104), second passages (112) which extend from the first passages (111) toward the valve housing (1) and which are open to the one surface (1a) side of the valve housing (1), and third passages (113) which are provided so as to connect, within the valve housing (1), the second passages (112) of the plurality of caps (101) to each other.
Inventors:
KITANI TOSHIYUKI (JP)
YOSHIDA NOBUYOSHI (JP)
YOSHIDA NOBUYOSHI (JP)
Application Number:
PCT/JP2019/008148
Publication Date:
September 12, 2019
Filing Date:
March 01, 2019
Export Citation:
Assignee:
KYB CORP (JP)
International Classes:
F15B11/08; F15B11/00; F16K27/04
Foreign References:
| JP2014095399A | 2014-05-22 | |||
| JP2008175281A | 2008-07-31 | |||
| US20150337969A1 | 2015-11-26 | |||
| JPH07238575A | 1995-09-12 | |||
| JP2014095399A | 2014-05-22 | |||
| JP2018043140A | 2018-03-22 |
Other References:
See also references of EP 3594510A4
Attorney, Agent or Firm:
GOTOH & PARTNERS (JP)
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