JPH0217723B2 - - Google Patents

Info

Publication number
JPH0217723B2
JPH0217723B2 JP59130893A JP13089384A JPH0217723B2 JP H0217723 B2 JPH0217723 B2 JP H0217723B2 JP 59130893 A JP59130893 A JP 59130893A JP 13089384 A JP13089384 A JP 13089384A JP H0217723 B2 JPH0217723 B2 JP H0217723B2
Authority
JP
Japan
Prior art keywords
directional
valve
hydraulic
switching
hydraulic pump
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.)
Expired - Lifetime
Application number
JP59130893A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6113002A (ja
Inventor
Sotaro Tanaka
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP59130893A priority Critical patent/JPS6113002A/ja
Publication of JPS6113002A publication Critical patent/JPS6113002A/ja
Publication of JPH0217723B2 publication Critical patent/JPH0217723B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP59130893A 1984-06-27 1984-06-27 油圧回路 Granted JPS6113002A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59130893A JPS6113002A (ja) 1984-06-27 1984-06-27 油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59130893A JPS6113002A (ja) 1984-06-27 1984-06-27 油圧回路

Publications (2)

Publication Number Publication Date
JPS6113002A JPS6113002A (ja) 1986-01-21
JPH0217723B2 true JPH0217723B2 (enrdf_load_stackoverflow) 1990-04-23

Family

ID=15045173

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59130893A Granted JPS6113002A (ja) 1984-06-27 1984-06-27 油圧回路

Country Status (1)

Country Link
JP (1) JPS6113002A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6113002A (ja) 1986-01-21

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees