DE68916638D1 - Hydraulische antriebsvorrichtung. - Google Patents

Hydraulische antriebsvorrichtung.

Info

Publication number
DE68916638D1
DE68916638D1 DE68916638T DE68916638T DE68916638D1 DE 68916638 D1 DE68916638 D1 DE 68916638D1 DE 68916638 T DE68916638 T DE 68916638T DE 68916638 T DE68916638 T DE 68916638T DE 68916638 D1 DE68916638 D1 DE 68916638D1
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 - Fee Related
Application number
DE68916638T
Other languages
English (en)
Other versions
DE68916638T2 (de
Inventor
Yusuke Kajita
Toichi Hirata
Genroku Sugiyama
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 DE68916638D1 publication Critical patent/DE68916638D1/de
Publication of DE68916638T2 publication Critical patent/DE68916638T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
    • 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
    • E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
    • 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
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves 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
    • E02F9/2221—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
    • E02F9/2278—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
DE68916638T 1988-08-31 1989-08-31 Hydraulische antriebsvorrichtung. Expired - Fee Related DE68916638T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63215077A JPH02107802A (ja) 1988-08-31 1988-08-31 油圧駆動装置
PCT/JP1989/000893 WO1990002268A1 (en) 1988-08-31 1989-08-31 Hydraulic driving apparatus

Publications (2)

Publication Number Publication Date
DE68916638D1 true DE68916638D1 (de) 1994-08-11
DE68916638T2 DE68916638T2 (de) 1995-02-02

Family

ID=16666373

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68916638T Expired - Fee Related DE68916638T2 (de) 1988-08-31 1989-08-31 Hydraulische antriebsvorrichtung.

Country Status (6)

Country Link
US (1) US5152143A (de)
EP (1) EP0394465B1 (de)
JP (2) JPH02107802A (de)
KR (1) KR930002476B1 (de)
DE (1) DE68916638T2 (de)
WO (1) WO1990002268A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940009215B1 (ko) * 1989-03-22 1994-10-01 히다찌 겐끼 가부시기가이샤 토목ㆍ건설기계의 유압구동장치
KR940009219B1 (ko) * 1989-03-30 1994-10-01 히다찌 겐끼 가부시기가이샤 장궤식차량의 유압구동장치
JPH0379802A (ja) * 1989-08-21 1991-04-04 Hitachi Constr Mach Co Ltd 土木・建設機械の油圧駆動装置
JP3115887B2 (ja) * 1990-09-28 2000-12-11 株式会社小松製作所 クローズドセンタ・ロードセンシングシステムにおけるポンプの吐出容積の可変回路
JP3216815B2 (ja) * 1991-01-23 2001-10-09 株式会社小松製作所 圧力補償弁を有する油圧回路
US5249421A (en) * 1992-01-13 1993-10-05 Caterpillar Inc. Hydraulic control apparatus with mode selection
US5468126A (en) * 1993-12-23 1995-11-21 Caterpillar Inc. Hydraulic power control system
US5525043A (en) * 1993-12-23 1996-06-11 Caterpillar Inc. Hydraulic power control system
JP3868112B2 (ja) * 1998-05-22 2007-01-17 株式会社小松製作所 油圧駆動機械の制御装置
US20030121258A1 (en) * 2001-12-28 2003-07-03 Kazunori Yoshino Hydraulic control system for reducing motor cavitation
US20050081518A1 (en) * 2003-10-20 2005-04-21 Pengfei Ma Flow-control apparatus for controlling the swing speed of a boom assembly
US7351288B2 (en) * 2003-12-22 2008-04-01 Asml Holding N.V. Shock absorbing fluidic actuator
DE102004048684A1 (de) * 2004-10-06 2006-04-13 Bosch Rexroth Ag Hydraulische Steueranordnung
KR100641397B1 (ko) * 2005-09-15 2006-11-01 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 유압제어시스템
BRPI0605236A (pt) 2006-12-06 2008-07-22 Weatherford Ind E Com Ltda controle remoto do sistema de frenagem
BRPI0605759A (pt) * 2006-12-15 2008-08-12 Weatherford Ind E Com Ltda freio auxiliar para cabeçotes de acionamento para bombas de cavidade progressiva
US8209094B2 (en) * 2008-01-23 2012-06-26 Caterpillar Inc. Hydraulic implement system having boom priority
JP6001846B2 (ja) * 2011-12-08 2016-10-05 川崎重工業株式会社 油圧制御装置、及びそれを備える建設機械
JP6231949B2 (ja) * 2014-06-23 2017-11-15 株式会社日立建機ティエラ 建設機械の油圧駆動装置
CN106013312B (zh) * 2016-06-12 2018-06-29 上海理工大学 全电驱动的液压挖掘机动力***
JP7123735B2 (ja) * 2018-10-23 2022-08-23 ヤンマーパワーテクノロジー株式会社 建設機械及び建設機械の制御システム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337587A (en) * 1980-04-14 1982-07-06 Presley Glen T Vehicle power control system
JPS58135341A (ja) * 1982-02-05 1983-08-11 Hitachi Constr Mach Co Ltd 内燃機関を備えた油圧系統の制御装置
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
DE3422165A1 (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
DE3420674C2 (de) * 1984-06-02 1986-10-02 Danfoss A/S, Nordborg Druckversorgungseinrichtung für ein Hydrauliksystem
KR910009257B1 (ko) * 1985-09-07 1991-11-07 히다찌 겡끼 가부시기가이샤 유압건설기계의 제어시스템
DE3532816A1 (de) * 1985-09-13 1987-03-26 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
CN1007632B (zh) * 1985-12-28 1990-04-18 日立建机株式会社 液压建筑机械的控制***
DE3644736C2 (de) * 1985-12-30 1996-01-11 Rexroth Mannesmann Gmbh Steueranordnung für mindestens zwei von mindestens einer Pumpe gespeiste hydraulische Verbraucher
DE3546336A1 (de) * 1985-12-30 1987-07-02 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
KR900002409B1 (ko) * 1986-01-11 1990-04-14 히다찌 겡끼 가부시끼가이샤 유압 구동장치의 펌프 입력마력 제어 시스템
EP0235545B1 (de) * 1986-01-25 1990-09-12 Hitachi Construction Machinery Co., Ltd. Hydraulisches Antriebssystem
WO1988002441A1 (en) * 1986-10-05 1988-04-07 Hitachi Construction Machinery Co., Ltd. Driving control apparatus for hydraulic construction machines
US4712376A (en) * 1986-10-22 1987-12-15 Caterpillar Inc. Proportional valve control apparatus for fluid systems
DE3702000A1 (de) * 1987-01-23 1988-08-04 Hydromatik Gmbh Steuervorrichtung fuer ein hydrostatisches getriebe fuer wenigstens zwei verbraucher
DE3702002A1 (de) * 1987-01-23 1988-08-04 Hydromatik Gmbh Steuervorrichtung fuer ein hydrostatisches getriebe fuer wenigstens zwei verbraucher
JPS63186004A (ja) * 1987-01-27 1988-08-01 Hitachi Constr Mach Co Ltd 油圧回路
DE3716200C2 (de) * 1987-05-14 1997-08-28 Linde Ag Steuer- und Regeleinrichtung für ein hydrostatisches Antriebsaggregat und Verfahren zum Betreiben eines solchen
IN171213B (de) * 1988-01-27 1992-08-15 Hitachi Construction Machinery

Also Published As

Publication number Publication date
EP0394465B1 (de) 1994-07-06
JP3058644B2 (ja) 2000-07-04
EP0394465A1 (de) 1990-10-31
JPH02107802A (ja) 1990-04-19
DE68916638T2 (de) 1995-02-02
US5152143A (en) 1992-10-06
EP0394465A4 (en) 1991-12-18
KR930002476B1 (ko) 1993-04-02
KR900702239A (ko) 1990-12-06
WO1990002268A1 (en) 1990-03-08

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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