JPS6113002A - 油圧回路 - Google Patents

油圧回路

Info

Publication number
JPS6113002A
JPS6113002A JP59130893A JP13089384A JPS6113002A JP S6113002 A JPS6113002 A JP S6113002A JP 59130893 A JP59130893 A JP 59130893A JP 13089384 A JP13089384 A JP 13089384A JP S6113002 A JPS6113002 A JP S6113002A
Authority
JP
Japan
Prior art keywords
valve
directional
directional control
hydraulic
control valve
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
JP59130893A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0217723B2 (enrdf_load_stackoverflow
Inventor
Sotaro Tanaka
壮太郎 田中
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 true JPS6113002A (ja) 1986-01-21
JPH0217723B2 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
JPH0217723B2 (enrdf_load_stackoverflow) 1990-04-23

Similar Documents

Publication Publication Date Title
KR100228539B1 (ko) 유압작업기의 유압회로장치
EP0402474B1 (en) Service valve circuit in a hydraulic excavator
EP0087748B1 (en) Hydraulic circuit system for construction machine
JPH09268604A (ja) 重装備用の流量合流装置
US6161467A (en) Fluid control system with regeneration
KR100797315B1 (ko) 굴삭기의 주행 및 프론트작업의 복합작업용 유압제어장치
JP2002155906A (ja) 作業用機械における油圧回路
JPS6113002A (ja) 油圧回路
CN213775877U (zh) 紧凑型电液控多路阀
JPH026361B2 (enrdf_load_stackoverflow)
JP2003049453A (ja) 建設機械の油圧回路
JP3143946B2 (ja) 油圧ショベルの油圧回路
JP3724015B2 (ja) パイロット切換弁の応答性可変装置
JP3481675B2 (ja) 建設機械の油圧回路
JPH02566B2 (enrdf_load_stackoverflow)
JP3346211B2 (ja) 作業機の油圧回路
JPS5926601A (ja) 液圧制御装置
JP3001491B2 (ja) 油圧回路
JPH0337642B2 (enrdf_load_stackoverflow)
JP2003287002A (ja) 作業用機械における油圧回路
JP3662623B2 (ja) ロードセンシング回路
JPH0141841B2 (enrdf_load_stackoverflow)
JPS5935666Y2 (ja) 旋回掘削機の増速回路
JPH0728401Y2 (ja) 油圧回路
JPH0337641B2 (enrdf_load_stackoverflow)

Legal Events

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