JPS5774441A - Construction machinery such as power shovel - Google Patents

Construction machinery such as power shovel

Info

Publication number
JPS5774441A
JPS5774441A JP55151242A JP15124280A JPS5774441A JP S5774441 A JPS5774441 A JP S5774441A JP 55151242 A JP55151242 A JP 55151242A JP 15124280 A JP15124280 A JP 15124280A JP S5774441 A JPS5774441 A JP S5774441A
Authority
JP
Japan
Prior art keywords
revolving
valve
motor
priority
type pressure
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.)
Pending
Application number
JP55151242A
Other languages
English (en)
Inventor
Toshio Ikeda
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 JP55151242A priority Critical patent/JPS5774441A/ja
Publication of JPS5774441A publication Critical patent/JPS5774441A/ja
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP55151242A 1980-10-27 1980-10-27 Construction machinery such as power shovel Pending JPS5774441A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55151242A JPS5774441A (en) 1980-10-27 1980-10-27 Construction machinery such as power shovel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55151242A JPS5774441A (en) 1980-10-27 1980-10-27 Construction machinery such as power shovel

Publications (1)

Publication Number Publication Date
JPS5774441A true JPS5774441A (en) 1982-05-10

Family

ID=15514357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55151242A Pending JPS5774441A (en) 1980-10-27 1980-10-27 Construction machinery such as power shovel

Country Status (1)

Country Link
JP (1) JPS5774441A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57140434A (en) * 1981-02-20 1982-08-31 Kobe Steel Ltd Oil-pressure circuit for oil-pressure shovel
JPS58213927A (ja) * 1982-06-07 1983-12-13 Daikin Ind Ltd パワ−シヨベル等の建設機械
JP2014149044A (ja) * 2013-02-01 2014-08-21 Toshiba Mach Co Ltd 油圧制御システムとその油圧制御システムを搭載した建設機械

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5151681A (ja) * 1974-10-29 1976-05-07 Daikin Ind Ltd Ryutaisochi
JPS5151683A (ja) * 1974-10-29 1976-05-07 Daikin Ind Ltd
JPS5151682A (ja) * 1974-10-29 1976-05-07 Daikin Ind Ltd Ryutaisochi
JPS5266165A (en) * 1975-11-28 1977-06-01 Yutani Juko Kk Hydraulic circuit of excavator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5151681A (ja) * 1974-10-29 1976-05-07 Daikin Ind Ltd Ryutaisochi
JPS5151683A (ja) * 1974-10-29 1976-05-07 Daikin Ind Ltd
JPS5151682A (ja) * 1974-10-29 1976-05-07 Daikin Ind Ltd Ryutaisochi
JPS5266165A (en) * 1975-11-28 1977-06-01 Yutani Juko Kk Hydraulic circuit of excavator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57140434A (en) * 1981-02-20 1982-08-31 Kobe Steel Ltd Oil-pressure circuit for oil-pressure shovel
JPS58213927A (ja) * 1982-06-07 1983-12-13 Daikin Ind Ltd パワ−シヨベル等の建設機械
JP2014149044A (ja) * 2013-02-01 2014-08-21 Toshiba Mach Co Ltd 油圧制御システムとその油圧制御システムを搭載した建設機械

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