JPH0738404Y2 - 作業機アタッチメントの作動油流量再生回路 - Google Patents

作業機アタッチメントの作動油流量再生回路

Info

Publication number
JPH0738404Y2
JPH0738404Y2 JP1988142342U JP14234288U JPH0738404Y2 JP H0738404 Y2 JPH0738404 Y2 JP H0738404Y2 JP 1988142342 U JP1988142342 U JP 1988142342U JP 14234288 U JP14234288 U JP 14234288U JP H0738404 Y2 JPH0738404 Y2 JP H0738404Y2
Authority
JP
Japan
Prior art keywords
valve
pilot
regeneration
pressure
actuator
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
JP1988142342U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0262953U (en:Method
Inventor
寛 今井
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 JP1988142342U priority Critical patent/JPH0738404Y2/ja
Publication of JPH0262953U publication Critical patent/JPH0262953U/ja
Application granted granted Critical
Publication of JPH0738404Y2 publication Critical patent/JPH0738404Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP1988142342U 1988-10-31 1988-10-31 作業機アタッチメントの作動油流量再生回路 Expired - Lifetime JPH0738404Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988142342U JPH0738404Y2 (ja) 1988-10-31 1988-10-31 作業機アタッチメントの作動油流量再生回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988142342U JPH0738404Y2 (ja) 1988-10-31 1988-10-31 作業機アタッチメントの作動油流量再生回路

Publications (2)

Publication Number Publication Date
JPH0262953U JPH0262953U (en:Method) 1990-05-10
JPH0738404Y2 true JPH0738404Y2 (ja) 1995-09-06

Family

ID=31408204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988142342U Expired - Lifetime JPH0738404Y2 (ja) 1988-10-31 1988-10-31 作業機アタッチメントの作動油流量再生回路

Country Status (1)

Country Link
JP (1) JPH0738404Y2 (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10004905C2 (de) * 2000-02-04 2002-10-24 Orenstein & Koppel Ag Verfahren und Vorrichtung zur Steuerung eines Hubzylinders insbesondere von Arbeitsmaschinen
JP2010210072A (ja) * 2009-03-12 2010-09-24 Sumitomo (Shi) Construction Machinery Co Ltd 作業機械の油圧制御システム
JP5844761B2 (ja) * 2013-02-22 2016-01-20 日立建機株式会社 油圧ショベルの油圧駆動装置
JP2023111311A (ja) * 2022-01-31 2023-08-10 三陽機器株式会社 昇降装置の油圧回路に使用する切換弁

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0660644B2 (ja) * 1988-09-20 1994-08-10 油谷重工株式会社 油圧ショベルの油圧回路

Also Published As

Publication number Publication date
JPH0262953U (en:Method) 1990-05-10

Similar Documents

Publication Publication Date Title
EP0262604B1 (en) Hydraulic circuit for hydraulic construction machine
KR100753986B1 (ko) 주행직진용 유압회로
JP2004346485A (ja) 油圧駆動装置
US4171054A (en) Work vehicle with hydraulic circuit for swivel motor and work assembly arm motor
JP4121466B2 (ja) 油圧作業機の油圧回路
JPH0738404Y2 (ja) 作業機アタッチメントの作動油流量再生回路
JP2002339904A (ja) 建設機械の油圧回路
JP2602695B2 (ja) 油圧ショベルの油圧回路並びに油圧切換弁
KR100734442B1 (ko) 주행직진용 유압회로
JP3666830B2 (ja) 油圧機械の油圧再生回路
JP2583127B2 (ja) 油圧式掘削機の走行・作業機操作装置
JP3547099B2 (ja) 油圧ショベルの油圧回路
JPH09151489A (ja) 油圧ショベルの油圧回路
AU2020231065A1 (en) Electro-hydraulic arrangement for an earthmoving machine
JPH0813545A (ja) 建設機械における油圧回路
JPH0649644Y2 (ja) クローラ式油圧ショベルの油圧回路
JPH0751797B2 (ja) バックホウの油圧回路
KR100221588B1 (ko) 별도의 가변재생 유닛트를 이용한 가변재생 유압회로
JPS61113932A (ja) 建設機械の補助作業機用油圧回路
JPH0893000A (ja) 油圧パイロット操作回路
JPS6145248Y2 (en:Method)
JPH0649633Y2 (ja) 油圧ショベルの油圧回路
JP2538709Y2 (ja) 小型ショベルの油圧回路
JPH0329412Y2 (en:Method)
JPH0687467U (ja) 建設車両の油圧回路