JPH01165302U - - Google Patents
Info
- Publication number
- JPH01165302U JPH01165302U JP6247488U JP6247488U JPH01165302U JP H01165302 U JPH01165302 U JP H01165302U JP 6247488 U JP6247488 U JP 6247488U JP 6247488 U JP6247488 U JP 6247488U JP H01165302 U JPH01165302 U JP H01165302U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- electromagnetic flow
- flow control
- directional
- opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
図面第１図はこの考案の実施例を示した回路図
、第２図は従来の装置の回路図である。
Ｖ１…電磁流量制御弁、Ｖ２…方向切換弁、２
１…センサー、Ｃ…コントローラ。
FIG. 1 is a circuit diagram showing an embodiment of this invention, and FIG. 2 is a circuit diagram of a conventional device. V 1 ... Solenoid flow control valve, V 2 ... Directional switching valve, 2
1...Sensor, C...Controller.
Claims (1)
御弁と、電磁流量制御弁の下流側に接続した方向
切換弁と、この方向切換弁のスプールのストロー
ク量を検出するセンサーと、このセンサーの検出
信号に応じて方向切換弁を電磁流量制御弁よりも
先に開弁させ、かつこの電磁流量制御弁の開度を
方向切換弁の開度よりも常に小さくなるように制
御するコントローラとを備えた油圧制御装置。 An electromagnetic flow control valve that has two positions, an open position and a closed position, a directional control valve connected to the downstream side of the electromagnetic flow control valve, a sensor that detects the stroke amount of the spool of this directional control valve, and a sensor that detects the stroke amount of the spool of this directional control valve. and a controller that opens the directional switching valve before the electromagnetic flow control valve in response to the detection signal, and controls the opening of the electromagnetic flow control valve so that the opening is always smaller than the opening of the directional switching valve. Hydraulic control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6247488U JPH01165302U (en) | 1988-05-12 | 1988-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6247488U JPH01165302U (en) | 1988-05-12 | 1988-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165302U true JPH01165302U (en) | 1989-11-20 |
Family
ID=31288081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6247488U Pending JPH01165302U (en) | 1988-05-12 | 1988-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165302U (en) |
-
1988
- 1988-05-12 JP JP6247488U patent/JPH01165302U/ja active Pending
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