JPH0454012B2 - - Google Patents

Info

Publication number
JPH0454012B2
JPH0454012B2 JP8999384A JP8999384A JPH0454012B2 JP H0454012 B2 JPH0454012 B2 JP H0454012B2 JP 8999384 A JP8999384 A JP 8999384A JP 8999384 A JP8999384 A JP 8999384A JP H0454012 B2 JPH0454012 B2 JP H0454012B2
Authority
JP
Japan
Prior art keywords
valve
hydraulic
switching
switching valve
control 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.)
Expired
Application number
JP8999384A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60233235A (ja
Inventor
Chiharu Matsunaga
Toshiaki Tsukimoto
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 JP8999384A priority Critical patent/JPS60233235A/ja
Publication of JPS60233235A publication Critical patent/JPS60233235A/ja
Publication of JPH0454012B2 publication Critical patent/JPH0454012B2/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)
  • Operation Control Of Excavators (AREA)
JP8999384A 1984-05-04 1984-05-04 自走式油圧機械の油圧制御回路 Granted JPS60233235A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8999384A JPS60233235A (ja) 1984-05-04 1984-05-04 自走式油圧機械の油圧制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8999384A JPS60233235A (ja) 1984-05-04 1984-05-04 自走式油圧機械の油圧制御回路

Publications (2)

Publication Number Publication Date
JPS60233235A JPS60233235A (ja) 1985-11-19
JPH0454012B2 true JPH0454012B2 (fr) 1992-08-28

Family

ID=13986140

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8999384A Granted JPS60233235A (ja) 1984-05-04 1984-05-04 自走式油圧機械の油圧制御回路

Country Status (1)

Country Link
JP (1) JPS60233235A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS611739A (ja) * 1984-06-14 1986-01-07 Kayaba Ind Co Ltd 建設車両等の制御回路
DE69620463T2 (de) * 1995-05-17 2002-10-31 Komatsu Ltd., Tokio/Tokyo Hydraulischer kreislauf für hydraulisch angetriebene arbeitsfahrzeuge
DE19603899A1 (de) * 1996-02-03 1997-08-07 Rexroth Mannesmann Gmbh Hydraulische Steuervorrichtung zur Druckmittelversorgung mehrerer hydraulischer Verbraucher

Also Published As

Publication number Publication date
JPS60233235A (ja) 1985-11-19

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Legal Events

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