JPS56156503A - Multistage pressure controller of hydraulic circuit - Google Patents

Multistage pressure controller of hydraulic circuit

Info

Publication number
JPS56156503A
JPS56156503A JP6021180A JP6021180A JPS56156503A JP S56156503 A JPS56156503 A JP S56156503A JP 6021180 A JP6021180 A JP 6021180A JP 6021180 A JP6021180 A JP 6021180A JP S56156503 A JPS56156503 A JP S56156503A
Authority
JP
Japan
Prior art keywords
over
signal change
change
valve
circuit
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.)
Granted
Application number
JP6021180A
Other languages
English (en)
Japanese (ja)
Other versions
JPH037801B2 (enrdf_load_stackoverflow
Inventor
Shigeru Fujita
Masao Hirozawa
Hideo Sakanishi
Yukitoshi Tajima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shibaura Machine Co Ltd
Original Assignee
Toshiba Machine Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Machine Co Ltd filed Critical Toshiba Machine Co Ltd
Priority to JP6021180A priority Critical patent/JPS56156503A/ja
Publication of JPS56156503A publication Critical patent/JPS56156503A/ja
Publication of JPH037801B2 publication Critical patent/JPH037801B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
JP6021180A 1980-05-07 1980-05-07 Multistage pressure controller of hydraulic circuit Granted JPS56156503A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6021180A JPS56156503A (en) 1980-05-07 1980-05-07 Multistage pressure controller of hydraulic circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6021180A JPS56156503A (en) 1980-05-07 1980-05-07 Multistage pressure controller of hydraulic circuit

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2268605A Division JPH03144101A (ja) 1990-10-05 1990-10-05 油圧回路の多段圧力制御方法

Publications (2)

Publication Number Publication Date
JPS56156503A true JPS56156503A (en) 1981-12-03
JPH037801B2 JPH037801B2 (enrdf_load_stackoverflow) 1991-02-04

Family

ID=13135584

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6021180A Granted JPS56156503A (en) 1980-05-07 1980-05-07 Multistage pressure controller of hydraulic circuit

Country Status (1)

Country Link
JP (1) JPS56156503A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH037801B2 (enrdf_load_stackoverflow) 1991-02-04

Similar Documents

Publication Publication Date Title
JPS5311306A (en) Pump unit
JPS56156503A (en) Multistage pressure controller of hydraulic circuit
JPS56156504A (en) Multistage flow rate controller of hydraulic circuit
JPS5722998A (en) Remote controller of bowthruster and method of automatically steering ship to fixed direction
JPS5659003A (en) Oil pressure controller
JPS53140479A (en) Hydraulic pressure controller
JPS57201434A (en) Oil-pressure circuit for hydraulic shovel
JPS56120802A (en) Oil pressure control
JPS56143857A (en) Stepless hydraulic transmission device
JPS56153102A (en) Decompression circuit for cylinder
JPS5776302A (en) Hydraulic control unit
JPS5718485A (en) Liquid pressurizing device of variable volume type
JPS6446001A (en) Hydraulic elevation control device for tractor and the like
JPS55159301A (en) Control circuit for actuator
JPS57140434A (en) Oil-pressure circuit for oil-pressure shovel
JPS56134663A (en) Hydraulic device for turning hydraulic crane or the like
JPS5711171A (en) Power steering device
JPS53145104A (en) Variable capacity type hydraulic device
JPS5779306A (en) Hydraulic circuit
JPS5257694A (en) Control apparatus of variable pitch propeller
JPS5737105A (en) Remote-controlled valve device
JPS577761A (en) Power steering for vehicle
JPS5322931A (en) Operation method of hydraulic machinery
JPS57116908A (en) Fluid equipment
JPS5739417A (en) Flow rate controlling method of forming machine