Title:
CONTROL VALVE
Document Type and Number:
Japanese Patent JP2019157948
Kind Code:
A
Abstract:
To improve mounting workability of a cap to a valve housing.SOLUTION: A control valve 100 has a plurality of spools 2 assembled in a valve housing 1, a plurality of pilot chambers 3, a plurality of caps 101 mounted on one side face 1a of the valve housing 1, a maximum pressure introduction passage 110 to which a maximum pressure among pressures of the plurality of pilot chambers 3 is guided, and a communication passage 104 disposed in the caps 101 for communicating the pilot chamber 3 and the maximum pressure introduction passage 110. The maximum pressure introduction passage 110 is disposed at a side opposite to the valve housing 1 through the pilot chamber 3, and has a first passage 111 connected to the communication passage 104, second passages 112 extended from the first passage 111 toward the valve housing 1 and opened at one side face 1a side of the valve housing 1, and a third passage 113 disposed to communicate the second passages 112 of the plurality of caps 101 in the valve housing 1.SELECTED DRAWING: Figure 2
Inventors:
KITANI TOSHIYUKI
YOSHIDA TOKIYO
YOSHIDA TOKIYO
Application Number:
JP2018043140A
Publication Date:
September 19, 2019
Filing Date:
March 09, 2018
Export Citation:
Assignee:
KYB CORP
International Classes:
F15B11/08; F15B11/00; F16K27/02
Domestic Patent References:
| JP2014095399A | 2014-05-22 | |||
| JP2018017347A | 2018-02-01 | |||
| JP2013249897A | 2013-12-12 | |||
| JP2013249896A | 2013-12-12 | |||
| JP2008175281A | 2008-07-31 | |||
| JP2007024239A | 2007-02-01 | |||
| JPH07238575A | 1995-09-12 | |||
| JPS604602A | 1985-01-11 |
Foreign References:
| US20150337969A1 | 2015-11-26 |
Attorney, Agent or Firm:
Goto Patent Office