JPS58118306A - 油圧回路 - Google Patents

油圧回路

Info

Publication number
JPS58118306A
JPS58118306A JP56215835A JP21583581A JPS58118306A JP S58118306 A JPS58118306 A JP S58118306A JP 56215835 A JP56215835 A JP 56215835A JP 21583581 A JP21583581 A JP 21583581A JP S58118306 A JPS58118306 A JP S58118306A
Authority
JP
Japan
Prior art keywords
pump
pressure control
control valve
oil
port
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
JP56215835A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0143162B2 (US06653308-20031125-C00197.png
Inventor
Toshio Ikeda
敏夫 池田
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
Daikin Kogyo 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 Daikin Industries Ltd, Daikin Kogyo Co Ltd filed Critical Daikin Industries Ltd
Priority to JP56215835A priority Critical patent/JPS58118306A/ja
Publication of JPS58118306A publication Critical patent/JPS58118306A/ja
Publication of JPH0143162B2 publication Critical patent/JPH0143162B2/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)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
JP56215835A 1981-12-28 1981-12-28 油圧回路 Granted JPS58118306A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56215835A JPS58118306A (ja) 1981-12-28 1981-12-28 油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56215835A JPS58118306A (ja) 1981-12-28 1981-12-28 油圧回路

Publications (2)

Publication Number Publication Date
JPS58118306A true JPS58118306A (ja) 1983-07-14
JPH0143162B2 JPH0143162B2 (US06653308-20031125-C00197.png) 1989-09-19

Family

ID=16679048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56215835A Granted JPS58118306A (ja) 1981-12-28 1981-12-28 油圧回路

Country Status (1)

Country Link
JP (1) JPS58118306A (US06653308-20031125-C00197.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0237959U (US06653308-20031125-C00197.png) * 1988-08-31 1990-03-13
EP0927794A1 (en) * 1996-09-19 1999-07-07 Yanmar Diesel Engine Co. Limited Hydraulic circuit for turning excavator
JP2007327527A (ja) * 2006-06-06 2007-12-20 Kayaba Ind Co Ltd エネルギー回生型動力装置
JP2015148300A (ja) * 2014-02-07 2015-08-20 ナブテスコ株式会社 油圧駆動装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0479164U (US06653308-20031125-C00197.png) * 1990-11-22 1992-07-09

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103104A (en) * 1979-02-03 1980-08-07 Kobe Steel Ltd Hydraulic circuit for hydraulic vehicle
JPS56160405A (en) * 1980-05-15 1981-12-10 Daikin Ind Ltd Fluid circuit
JPS56164206A (en) * 1980-05-02 1981-12-17 Bosch Gmbh Robert Hydraulic apparatus with two pumps

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103104A (en) * 1979-02-03 1980-08-07 Kobe Steel Ltd Hydraulic circuit for hydraulic vehicle
JPS56164206A (en) * 1980-05-02 1981-12-17 Bosch Gmbh Robert Hydraulic apparatus with two pumps
JPS56160405A (en) * 1980-05-15 1981-12-10 Daikin Ind Ltd Fluid circuit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0237959U (US06653308-20031125-C00197.png) * 1988-08-31 1990-03-13
EP0927794A1 (en) * 1996-09-19 1999-07-07 Yanmar Diesel Engine Co. Limited Hydraulic circuit for turning excavator
EP0927794A4 (en) * 1996-09-19 2000-03-22 Yanmar Diesel Engine Co HYDRAULIC CIRCUIT FOR A ROTATING EXCAVATOR
JP2007327527A (ja) * 2006-06-06 2007-12-20 Kayaba Ind Co Ltd エネルギー回生型動力装置
JP2015148300A (ja) * 2014-02-07 2015-08-20 ナブテスコ株式会社 油圧駆動装置

Also Published As

Publication number Publication date
JPH0143162B2 (US06653308-20031125-C00197.png) 1989-09-19

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