DE69727209D1 - Hydraulische antriebsvorrichtung - Google Patents

Hydraulische antriebsvorrichtung

Info

Publication number
DE69727209D1
DE69727209D1 DE69727209T DE69727209T DE69727209D1 DE 69727209 D1 DE69727209 D1 DE 69727209D1 DE 69727209 T DE69727209 T DE 69727209T DE 69727209 T DE69727209 T DE 69727209T DE 69727209 D1 DE69727209 D1 DE 69727209D1
Authority
DE
Germany
Prior art keywords
drive device
hydraulic drive
hydraulic
drive
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
DE69727209T
Other languages
English (en)
Other versions
DE69727209T2 (de
Inventor
Sotaro Tanaka
Gen Yasuda
Masami Ochiai
Yusaku Nozawa
Hideyo Kato
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
Publication of DE69727209D1 publication Critical patent/DE69727209D1/de
Application granted granted Critical
Publication of DE69727209T2 publication Critical patent/DE69727209T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • E02F9/2242—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance including an electronic controller
    • 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

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)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
DE1997627209 1996-06-11 1997-03-31 Hydraulische antriebsvorrichtung Expired - Lifetime DE69727209T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP14911796 1996-06-11
JP14911796A JP3497947B2 (ja) 1996-06-11 1996-06-11 油圧駆動装置
PCT/JP1997/001103 WO1997047826A1 (fr) 1996-06-11 1997-03-31 Dispositif de commande hydraulique

Publications (2)

Publication Number Publication Date
DE69727209D1 true DE69727209D1 (de) 2004-02-19
DE69727209T2 DE69727209T2 (de) 2004-11-18

Family

ID=15468097

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997627209 Expired - Lifetime DE69727209T2 (de) 1996-06-11 1997-03-31 Hydraulische antriebsvorrichtung

Country Status (5)

Country Link
US (1) US6244048B1 (de)
EP (3) EP0874090B1 (de)
JP (1) JP3497947B2 (de)
DE (1) DE69727209T2 (de)
WO (1) WO1997047826A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6651426B2 (en) * 2002-03-07 2003-11-25 Leon's Mfg. Company, Inc. Loader drive system
US6837047B2 (en) * 2002-07-12 2005-01-04 Parker-Hannifin Corporation Hydraulic devices for smooth operations of hydrostatic transmission
KR100638392B1 (ko) * 2002-09-05 2006-10-26 히다치 겡키 가부시키 가이샤 건설기계의 유압구동장치
JP4606004B2 (ja) * 2003-08-21 2011-01-05 日立建機株式会社 建設機械の油圧駆動装置
DE10340504B4 (de) * 2003-09-03 2006-08-24 Sauer-Danfoss Aps Ventilanordnung zur Steuerung eines Hydraulikantriebs
JP2008014468A (ja) * 2006-07-10 2008-01-24 Shin Caterpillar Mitsubishi Ltd 作業機械における油圧制御システム
US8051651B2 (en) * 2007-08-30 2011-11-08 Coneqtec Corp. Hydraulic flow control system
US20100122528A1 (en) * 2008-11-19 2010-05-20 Beschorner Matthew J Hydraulic system having regeneration and supplemental flow
WO2011041410A2 (en) * 2009-09-29 2011-04-07 Purdue Research Foundation Regenerative hydraulic systems and methods of use
KR101609882B1 (ko) * 2009-12-17 2016-04-06 두산인프라코어 주식회사 건설기계의 유압시스템
US9032724B2 (en) * 2010-06-21 2015-05-19 Husco International Inc. Command based method for allocating fluid flow from a plurality of pumps to multiple hydraulic functions
US8966890B2 (en) 2011-07-29 2015-03-03 Caterpillar Inc. Method and arrangement for active make-up in an overrunning actuator
CN102393332B (zh) * 2011-08-31 2014-01-29 太原重工股份有限公司 一种静水压试验中平衡缸液压控制系统
CN102407238B (zh) * 2011-11-21 2014-01-01 中色科技股份有限公司 一种熨平辊装置的液压控制回路
WO2014148449A1 (ja) * 2013-03-22 2014-09-25 日立建機株式会社 建設機械の油圧駆動装置
JP6006666B2 (ja) * 2013-03-28 2016-10-12 株式会社神戸製鋼所 油圧ショベル
WO2016163058A1 (ja) 2015-04-07 2016-10-13 株式会社クボタ 作業機の油圧システム及びこの油圧システムを備えた作業機
CN104989685B (zh) * 2015-04-28 2017-08-25 国家电网公司 一种变电站带电水冲洗机器人液压控制系统
CN105064444B (zh) * 2015-07-23 2017-06-30 山东临工工程机械有限公司 挖掘机正流量与负流量通用液压系统
CN106917781A (zh) * 2017-03-13 2017-07-04 成都捷冠科技有限公司 一种安全型蓄能液压平衡设备
JP6782272B2 (ja) * 2018-03-28 2020-11-11 日立建機株式会社 建設機械
US10428845B1 (en) 2018-03-29 2019-10-01 Sun Hydraulics, Llc Hydraulic system with a counterbalance valve configured as a meter-out valve and controlled by an independent pilot signal
CN108646603B (zh) * 2018-06-08 2022-09-09 国网智能科技股份有限公司 变电站带电作业机器人带电作业工具的控制系统
JP6975102B2 (ja) * 2018-06-26 2021-12-01 日立建機株式会社 建設機械
US20210372087A1 (en) * 2018-10-24 2021-12-02 Volvo Construction Equipment Ab Method for controlling a hydraulic system of a working machine
JP7302986B2 (ja) * 2019-02-28 2023-07-04 日立建機株式会社 建設機械

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794481A (fr) * 1972-01-24 1973-05-16 Kubota Ltd Pelle mecanique pour travaux de terrassement
JPS56115428A (en) * 1980-02-15 1981-09-10 Hitachi Constr Mach Co Ltd Hydraulic controller
EP0059471B1 (de) * 1981-03-03 1986-05-28 Hitachi Construction Machinery Co., Ltd. Hydrostatisches Antriebssystem für Baumaschinen
JPS5844133A (ja) 1981-09-11 1983-03-15 Hitachi Constr Mach Co Ltd 油圧シヨベルの油圧回路
US4665699A (en) * 1981-11-24 1987-05-19 Linde Aktiengesellschaft Hydrostatic drives
JPS58146630A (ja) * 1982-02-25 1983-09-01 Hitachi Constr Mach Co Ltd 油圧作業機械の油圧回路
JPS61124702A (ja) * 1984-11-22 1986-06-12 Komatsu Ltd 油圧制御装置
DE3535771A1 (de) * 1985-10-07 1987-04-09 Linde Ag Hydrostatischer antrieb mit mehreren verbrauchern
JPH07116721B2 (ja) * 1989-01-31 1995-12-13 油谷重工株式会社 油圧ショベルの油圧回路
JPH06123123A (ja) * 1992-05-22 1994-05-06 Hitachi Constr Mach Co Ltd 油圧駆動装置
JPH0687647U (ja) 1993-06-02 1994-12-22 富士重工業株式会社 エンジンのシリンダライナ
JP3013225B2 (ja) * 1995-01-11 2000-02-28 新キャタピラー三菱株式会社 吊り作業制御装置
US5540049A (en) * 1995-08-01 1996-07-30 Caterpillar Inc. Control system and method for a hydraulic actuator with velocity and force modulation control

Also Published As

Publication number Publication date
JP3497947B2 (ja) 2004-02-16
EP0874090A1 (de) 1998-10-28
JPH09328784A (ja) 1997-12-22
US6244048B1 (en) 2001-06-12
EP0874090A4 (de) 2000-03-29
DE69727209T2 (de) 2004-11-18
EP1447483A3 (de) 2004-10-13
EP1447483A2 (de) 2004-08-18
EP1447482A2 (de) 2004-08-18
EP1447482A3 (de) 2004-10-13
EP0874090B1 (de) 2004-01-14
WO1997047826A1 (fr) 1997-12-18

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Legal Events

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