JPH0567737B2 - - Google Patents

Info

Publication number
JPH0567737B2
JPH0567737B2 JP5404984A JP5404984A JPH0567737B2 JP H0567737 B2 JPH0567737 B2 JP H0567737B2 JP 5404984 A JP5404984 A JP 5404984A JP 5404984 A JP5404984 A JP 5404984A JP H0567737 B2 JPH0567737 B2 JP H0567737B2
Authority
JP
Japan
Prior art keywords
valve
selector valve
switched
switching
circuit system
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 - Fee Related
Application number
JP5404984A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60199129A (ja
Inventor
Haruhiko Kawasaki
Hideomi Watanabe
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 JP5404984A priority Critical patent/JPS60199129A/ja
Publication of JPS60199129A publication Critical patent/JPS60199129A/ja
Publication of JPH0567737B2 publication Critical patent/JPH0567737B2/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)
JP5404984A 1984-03-21 1984-03-21 建設車両の制御回路 Granted JPS60199129A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5404984A JPS60199129A (ja) 1984-03-21 1984-03-21 建設車両の制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5404984A JPS60199129A (ja) 1984-03-21 1984-03-21 建設車両の制御回路

Publications (2)

Publication Number Publication Date
JPS60199129A JPS60199129A (ja) 1985-10-08
JPH0567737B2 true JPH0567737B2 (enrdf_load_html_response) 1993-09-27

Family

ID=12959749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5404984A Granted JPS60199129A (ja) 1984-03-21 1984-03-21 建設車両の制御回路

Country Status (1)

Country Link
JP (1) JPS60199129A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1113091A (ja) * 1997-06-23 1999-01-19 Hitachi Constr Mach Co Ltd 建設機械の油圧駆動装置

Also Published As

Publication number Publication date
JPS60199129A (ja) 1985-10-08

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Legal Events

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