JPH0463933B2 - - Google Patents

Info

Publication number
JPH0463933B2
JPH0463933B2 JP58230332A JP23033283A JPH0463933B2 JP H0463933 B2 JPH0463933 B2 JP H0463933B2 JP 58230332 A JP58230332 A JP 58230332A JP 23033283 A JP23033283 A JP 23033283A JP H0463933 B2 JPH0463933 B2 JP H0463933B2
Authority
JP
Japan
Prior art keywords
valve
passage
set pressure
relief valve
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
JP58230332A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60123630A (ja
Inventor
Masahiko Oozeki
Haruhiko Kawasaki
Masaharu Asaoka
Hideaki Shinohara
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.)
KYB Corp
Original Assignee
Kayaba Industry 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 Kayaba Industry Co Ltd filed Critical Kayaba Industry Co Ltd
Priority to JP58230332A priority Critical patent/JPS60123630A/ja
Publication of JPS60123630A publication Critical patent/JPS60123630A/ja
Publication of JPH0463933B2 publication Critical patent/JPH0463933B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
JP58230332A 1983-12-06 1983-12-06 建設車両の制御回路 Granted JPS60123630A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58230332A JPS60123630A (ja) 1983-12-06 1983-12-06 建設車両の制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58230332A JPS60123630A (ja) 1983-12-06 1983-12-06 建設車両の制御回路

Publications (2)

Publication Number Publication Date
JPS60123630A JPS60123630A (ja) 1985-07-02
JPH0463933B2 true JPH0463933B2 (en:Method) 1992-10-13

Family

ID=16906174

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58230332A Granted JPS60123630A (ja) 1983-12-06 1983-12-06 建設車両の制御回路

Country Status (1)

Country Link
JP (1) JPS60123630A (en:Method)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2736774B2 (ja) * 1987-05-28 1998-04-02 富士重工業株式会社 ロックアップトルコン付無段変速機の油圧制御装置
JPH086354B2 (ja) * 1989-10-31 1996-01-24 株式会社小松製作所 油圧式掘削機の油圧回路
JP4541209B2 (ja) * 2005-03-31 2010-09-08 ナブテスコ株式会社 油圧回路
JP4795875B2 (ja) * 2006-07-06 2011-10-19 ナブテスコ株式会社 建設機械の昇圧回路、建設機械の昇圧回路の供給部体
KR100974283B1 (ko) * 2008-08-08 2010-08-06 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 굴삭 및 파이프 레잉 작업을 위한 유량 분배 시스템
KR100974285B1 (ko) 2008-08-12 2010-08-06 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 노멀 오픈식 유압 회로
CN104179738B (zh) * 2014-08-07 2016-04-13 龙工（上海）精工液压有限公司 一种滑移装载机开式液压系统

Also Published As

Publication number Publication date
JPS60123630A (ja) 1985-07-02

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Legal Events

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