JPS55145219A - Hydraulic circuit of hydraulic excavator - Google Patents

Hydraulic circuit of hydraulic excavator

Info

Publication number
JPS55145219A
JPS55145219A JP5153679A JP5153679A JPS55145219A JP S55145219 A JPS55145219 A JP S55145219A JP 5153679 A JP5153679 A JP 5153679A JP 5153679 A JP5153679 A JP 5153679A JP S55145219 A JPS55145219 A JP S55145219A
Authority
JP
Japan
Prior art keywords
pump
pumps
passage
discharge
hydraulic
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
JP5153679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6229571B2 (enrdf_load_stackoverflow
Inventor
Yukio Moriya
Kazuhiro Yoshida
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP5153679A priority Critical patent/JPS55145219A/ja
Publication of JPS55145219A publication Critical patent/JPS55145219A/ja
Publication of JPS6229571B2 publication Critical patent/JPS6229571B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP5153679A 1979-04-27 1979-04-27 Hydraulic circuit of hydraulic excavator Granted JPS55145219A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5153679A JPS55145219A (en) 1979-04-27 1979-04-27 Hydraulic circuit of hydraulic excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5153679A JPS55145219A (en) 1979-04-27 1979-04-27 Hydraulic circuit of hydraulic excavator

Publications (2)

Publication Number Publication Date
JPS55145219A true JPS55145219A (en) 1980-11-12
JPS6229571B2 JPS6229571B2 (enrdf_load_stackoverflow) 1987-06-26

Family

ID=12889739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5153679A Granted JPS55145219A (en) 1979-04-27 1979-04-27 Hydraulic circuit of hydraulic excavator

Country Status (1)

Country Link
JP (1) JPS55145219A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531366A (en) * 1981-05-29 1985-07-30 Kabushiki Kaisha Komatsu Seisakusho Hydraulic circuit system for use in swivel type excavators

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531366A (en) * 1981-05-29 1985-07-30 Kabushiki Kaisha Komatsu Seisakusho Hydraulic circuit system for use in swivel type excavators

Also Published As

Publication number Publication date
JPS6229571B2 (enrdf_load_stackoverflow) 1987-06-26

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