DE69004538D1 - Hydraulische antriebsvorrichtung für raupenfahrzeuge. - Google Patents

Hydraulische antriebsvorrichtung für raupenfahrzeuge.

Info

Publication number
DE69004538D1
DE69004538D1 DE90905631T DE69004538T DE69004538D1 DE 69004538 D1 DE69004538 D1 DE 69004538D1 DE 90905631 T DE90905631 T DE 90905631T DE 69004538 T DE69004538 T DE 69004538T DE 69004538 D1 DE69004538 D1 DE 69004538D1
Authority
DE
Germany
Prior art keywords
drive device
hydraulic drive
tracked vehicles
tracked
vehicles
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 - Fee Related
Application number
DE90905631T
Other languages
English (en)
Other versions
DE69004538T2 (de
Inventor
Kazunori Tsukuba-Ryo Nakamura
Toichi Hirata
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
Application granted granted Critical
Publication of DE69004538D1 publication Critical patent/DE69004538D1/de
Publication of DE69004538T2 publication Critical patent/DE69004538T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4148—Open loop circuits
    • 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
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps 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
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/456—Control of the balance of torque or speed between pumps or motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/47—Automatic regulation in accordance with output requirements for achieving a target output speed

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Gearings (AREA)
DE90905631T 1989-03-30 1990-03-29 Hydraulische antriebsvorrichtung für raupenfahrzeuge. Expired - Fee Related DE69004538T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7665789 1989-03-30
PCT/JP1990/000426 WO1990012165A1 (en) 1989-03-30 1990-03-29 Hydraulic driving apparatus of caterpillar vehicle

Publications (2)

Publication Number Publication Date
DE69004538D1 true DE69004538D1 (de) 1993-12-16
DE69004538T2 DE69004538T2 (de) 1994-04-21

Family

ID=13611478

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90905631T Expired - Fee Related DE69004538T2 (de) 1989-03-30 1990-03-29 Hydraulische antriebsvorrichtung für raupenfahrzeuge.

Country Status (5)

Country Link
US (1) US5079919A (de)
EP (1) EP0423353B1 (de)
KR (1) KR940009219B1 (de)
DE (1) DE69004538T2 (de)
WO (1) WO1990012165A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2520314B2 (ja) * 1990-01-18 1996-07-31 株式会社小松製作所 油圧掘削機の走行速度切換装置
US5267440A (en) * 1990-09-11 1993-12-07 Hitachi Construction Machinery Co., Ltd. Hydraulic control system for construction machine
EP0522171B1 (de) * 1991-01-28 1997-06-11 Hitachi Construction Machinery Co., Ltd. Hydraulisches steuerungssystem für hydraulische erdbaumaschine
EP0537369B1 (de) * 1991-05-09 1996-09-18 Hitachi Construction Machinery Co., Ltd. Hydraulisches steuerungssystem für baumaschine
DE4115606A1 (de) * 1991-05-14 1992-11-19 Putzmeister Maschf Ueberlast-schutzeinrichtung fuer einen als brennkraftmaschine ausgebildeten antriebsmotor einer hauptpumpe eines hydraulischen druckversorgungsaggregats
JP3064574B2 (ja) * 1991-09-27 2000-07-12 株式会社小松製作所 油圧掘削機における作業油量切換制御装置
US5249421A (en) * 1992-01-13 1993-10-05 Caterpillar Inc. Hydraulic control apparatus with mode selection
DE4241846C2 (de) * 1992-12-11 1996-09-26 Danfoss As Hydraulisches System
KR950019129A (ko) * 1993-12-30 1995-07-22 김무 유압식 건설기계의 엔진-펌프 제어장치 및 방법
FR2732652B1 (fr) * 1995-04-05 1997-05-16 Techno Expres Vehicule electro-hydraulique a recuperation d'energie
JP3153096B2 (ja) * 1995-04-27 2001-04-03 株式会社クボタ 芝刈機の昇降用バルブ構造
US6076350A (en) * 1997-09-24 2000-06-20 Linde Aktiengesellschaft Hydrostatic drive system for a vehicle
US6408622B1 (en) * 1998-12-28 2002-06-25 Hitachi Construction Machinery Co., Ltd. Hydraulic drive device
US6202014B1 (en) 1999-04-23 2001-03-13 Clark Equipment Company Features of main control computer for a power machine
JP3774149B2 (ja) * 2000-01-25 2006-05-10 日立建機株式会社 油圧駆動装置
US7331175B2 (en) * 2005-08-31 2008-02-19 Caterpillar Inc. Hydraulic system having area controlled bypass
US7320216B2 (en) * 2005-10-31 2008-01-22 Caterpillar Inc. Hydraulic system having pressure compensated bypass
US8621855B2 (en) * 2007-06-08 2014-01-07 Deere & Company Electro-hydraulic auxiliary mode control
US20100158706A1 (en) * 2008-12-24 2010-06-24 Caterpillar Inc. Pressure change compensation arrangement for pump actuator
CN101824916B (zh) * 2010-03-26 2011-11-09 长沙中联重工科技发展股份有限公司 混凝土布料设备臂架复合运动控制系统、方法和电控系统
EP3514394A1 (de) 2010-05-11 2019-07-24 Parker Hannifin Corp. Druckkompensiertes hydrauliksystem mit differenzdruckregler
JP5750454B2 (ja) * 2011-01-06 2015-07-22 日立建機株式会社 履帯式走行装置を備えた作業機の油圧駆動装置
KR101969175B1 (ko) * 2012-12-24 2019-04-15 두산인프라코어 주식회사 자동 변속식 굴삭기
CN103669463B (zh) * 2013-12-03 2016-04-27 中联重科股份有限公司渭南分公司 液压回转系统的加速控制方法、装置和挖掘机
CN104153419B (zh) * 2014-07-22 2016-05-25 广西柳工机械股份有限公司 功率控制阀及装载机定变量液压系统
JP6656913B2 (ja) * 2015-12-24 2020-03-04 株式会社クボタ 作業機の油圧システム
US10370826B2 (en) 2017-03-08 2019-08-06 Cnh Industrial America Llc System and method for reducing fuel consumption of a work vehicle
JP7095287B2 (ja) * 2018-01-22 2022-07-05 コベルコ建機株式会社 旋回式油圧作業機械

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1305379A (de) * 1969-02-11 1973-01-31
DE1952034A1 (de) * 1969-10-15 1971-04-22 Linde Ag Steuereinrichtung fuer eine hydraulische Anlage und Ventil hierzu
US3987623A (en) * 1976-01-23 1976-10-26 Caterpillar Tractor Co. Controlled priority fluid system of a crawler type vehicle
US4011721A (en) * 1976-04-14 1977-03-15 Eaton Corporation Fluid control system utilizing pressure drop valve
US4354797A (en) * 1979-05-31 1982-10-19 Hitachi Construction Machinery Co., Ltd. Front loading hydraulic excavator
JPS56501133A (de) * 1979-09-17 1981-08-13
JPS5811235A (ja) * 1981-07-08 1983-01-22 Toshiba Mach Co Ltd 車輌用油圧装置
DE3321483A1 (de) * 1983-06-14 1984-12-20 Linde Ag, 6200 Wiesbaden Hydraulische einrichtung mit einer pumpe und mindestens zwei von dieser beaufschlagten verbrauchern hydraulischer energie
DE3330367A1 (de) * 1983-08-23 1985-03-14 Mannesmann Rexroth GmbH, 8770 Lohr Hydraulisches antriebssystem
JPS62168088U (de) * 1986-02-03 1987-10-24
DE3644745A1 (de) * 1986-12-30 1988-07-14 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
US4788820A (en) * 1987-05-15 1988-12-06 Kabushiki Kaisha Kobe Seiko Sho Hydraulic circuit for large crane
AU603907B2 (en) * 1987-06-30 1990-11-29 Hitachi Construction Machinery Co. Ltd. Hydraulic drive system
IN171213B (de) * 1988-01-27 1992-08-15 Hitachi Construction Machinery
WO1990000683A1 (en) * 1988-07-08 1990-01-25 Hitachi Construction Machinery Co., Ltd. Hydraulic driving apparatus
JPH02107802A (ja) * 1988-08-31 1990-04-19 Hitachi Constr Mach Co Ltd 油圧駆動装置
KR940009215B1 (ko) * 1989-03-22 1994-10-01 히다찌 겐끼 가부시기가이샤 토목ㆍ건설기계의 유압구동장치

Also Published As

Publication number Publication date
DE69004538T2 (de) 1994-04-21
US5079919A (en) 1992-01-14
EP0423353B1 (de) 1993-11-10
EP0423353A4 (en) 1991-12-27
EP0423353A1 (de) 1991-04-24
KR920700335A (ko) 1992-02-19
KR940009219B1 (ko) 1994-10-01
WO1990012165A1 (en) 1990-10-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee