JPH0468413B2 - - Google Patents

Info

Publication number
JPH0468413B2
JPH0468413B2 JP59122452A JP12245284A JPH0468413B2 JP H0468413 B2 JPH0468413 B2 JP H0468413B2 JP 59122452 A JP59122452 A JP 59122452A JP 12245284 A JP12245284 A JP 12245284A JP H0468413 B2 JPH0468413 B2 JP H0468413B2
Authority
JP
Japan
Prior art keywords
valve
switching
pump
switching valve
valves
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
JP59122452A
Other languages
English (en)
Japanese (ja)
Other versions
JPS611739A (ja
Inventor
Masahiko Oozeki
Haruhiko Kawasaki
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 JP59122452A priority Critical patent/JPS611739A/ja
Publication of JPS611739A publication Critical patent/JPS611739A/ja
Publication of JPH0468413B2 publication Critical patent/JPH0468413B2/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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • 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

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)
  • Fluid-Pressure Circuits (AREA)
JP59122452A 1984-06-14 1984-06-14 建設車両等の制御回路 Granted JPS611739A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59122452A JPS611739A (ja) 1984-06-14 1984-06-14 建設車両等の制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59122452A JPS611739A (ja) 1984-06-14 1984-06-14 建設車両等の制御回路

Publications (2)

Publication Number Publication Date
JPS611739A JPS611739A (ja) 1986-01-07
JPH0468413B2 true JPH0468413B2 (sl) 1992-11-02

Family

ID=14836192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59122452A Granted JPS611739A (ja) 1984-06-14 1984-06-14 建設車両等の制御回路

Country Status (1)

Country Link
JP (1) JPS611739A (sl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6389403U (sl) * 1986-12-02 1988-06-10
JP4614560B2 (ja) * 2000-09-11 2011-01-19 日立建機株式会社 樹皮剥ぎ用アタッチメント用油圧回路
JP4502890B2 (ja) * 2005-06-30 2010-07-14 株式会社クボタ バックホウの油圧回路構造
JP2019190226A (ja) * 2018-04-27 2019-10-31 Ｋｙｂ株式会社 流体圧制御装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60233235A (ja) * 1984-05-04 1985-11-19 Toshiba Mach Co Ltd 自走式油圧機械の油圧制御回路
JPS60242229A (ja) * 1984-05-15 1985-12-02 Sumitomo Heavy Ind Ltd 油圧ショベル等建設機械の油圧回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60233235A (ja) * 1984-05-04 1985-11-19 Toshiba Mach Co Ltd 自走式油圧機械の油圧制御回路
JPS60242229A (ja) * 1984-05-15 1985-12-02 Sumitomo Heavy Ind Ltd 油圧ショベル等建設機械の油圧回路

Also Published As

Publication number Publication date
JPS611739A (ja) 1986-01-07

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Legal Events

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