JPS5754704A - Hydraulic circuit - Google Patents

Hydraulic circuit

Info

Publication number
JPS5754704A
JPS5754704A JP12920780A JP12920780A JPS5754704A JP S5754704 A JPS5754704 A JP S5754704A JP 12920780 A JP12920780 A JP 12920780A JP 12920780 A JP12920780 A JP 12920780A JP S5754704 A JPS5754704 A JP S5754704A
Authority
JP
Japan
Prior art keywords
engine
actuator
arrow
control valve
directional control
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
JP12920780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349081B2 (enExample
Inventor
Shuichi Ichiyama
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP12920780A priority Critical patent/JPS5754704A/ja
Publication of JPS5754704A publication Critical patent/JPS5754704A/ja
Publication of JPS6349081B2 publication Critical patent/JPS6349081B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
JP12920780A 1980-09-19 1980-09-19 Hydraulic circuit Granted JPS5754704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12920780A JPS5754704A (en) 1980-09-19 1980-09-19 Hydraulic circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12920780A JPS5754704A (en) 1980-09-19 1980-09-19 Hydraulic circuit

Publications (2)

Publication Number Publication Date
JPS5754704A true JPS5754704A (en) 1982-04-01
JPS6349081B2 JPS6349081B2 (enExample) 1988-10-03

Family

ID=15003776

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12920780A Granted JPS5754704A (en) 1980-09-19 1980-09-19 Hydraulic circuit

Country Status (1)

Country Link
JP (1) JPS5754704A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007064446A (ja) * 2005-09-01 2007-03-15 Kobelco Contstruction Machinery Ltd 建設機械の油圧制御装置
JP2008128478A (ja) * 2006-11-24 2008-06-05 Toshiba Mach Co Ltd 建設機械における慣性体の運動エネルギおよび／または位置エネルギの回生方法および装置
WO2012133104A1 (ja) * 2011-03-25 2012-10-04 日立建機株式会社 油圧作業機の油圧システム

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007064446A (ja) * 2005-09-01 2007-03-15 Kobelco Contstruction Machinery Ltd 建設機械の油圧制御装置
JP2008128478A (ja) * 2006-11-24 2008-06-05 Toshiba Mach Co Ltd 建設機械における慣性体の運動エネルギおよび／または位置エネルギの回生方法および装置
WO2012133104A1 (ja) * 2011-03-25 2012-10-04 日立建機株式会社 油圧作業機の油圧システム
JP2012202490A (ja) * 2011-03-25 2012-10-22 Hitachi Constr Mach Co Ltd 油圧作業機の油圧システム
US9488195B2 (en) 2011-03-25 2016-11-08 Hitachi Construction Machinery Co., Ltd. Hydraulic system for hydraulic working machine

Also Published As

Publication number Publication date
JPS6349081B2 (enExample) 1988-10-03

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