DE69425539T2 - Antriebsregler für hydraulische maschine - Google Patents

Antriebsregler für hydraulische maschine

Info

Publication number
DE69425539T2
DE69425539T2 DE1994625539 DE69425539T DE69425539T2 DE 69425539 T2 DE69425539 T2 DE 69425539T2 DE 1994625539 DE1994625539 DE 1994625539 DE 69425539 T DE69425539 T DE 69425539T DE 69425539 T2 DE69425539 T2 DE 69425539T2
Authority
DE
Germany
Prior art keywords
drive controller
hydraulic machine
hydraulic
machine
controller
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
DE1994625539
Other languages
English (en)
Other versions
DE69425539D1 (de
Inventor
Kazuhiro Sunamura
Hidefumi Takegahara
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
Publication of DE69425539D1 publication Critical patent/DE69425539D1/de
Application granted granted Critical
Publication of DE69425539T2 publication Critical patent/DE69425539T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • 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
    • 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
    • E02F9/2285—Pilot-operated systems
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/087—Control strategy, e.g. with block diagram
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87209—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
DE1994625539 1993-05-07 1994-05-06 Antriebsregler für hydraulische maschine Expired - Lifetime DE69425539T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10683993 1993-05-07
PCT/JP1994/000744 WO1994027052A1 (en) 1993-05-07 1994-05-06 Driving controller of hydraulic machine

Publications (2)

Publication Number Publication Date
DE69425539D1 DE69425539D1 (de) 2000-09-21
DE69425539T2 true DE69425539T2 (de) 2001-04-26

Family

ID=14443870

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994625539 Expired - Lifetime DE69425539T2 (de) 1993-05-07 1994-05-06 Antriebsregler für hydraulische maschine

Country Status (6)

Country Link
US (1) US5497805A (de)
EP (1) EP0649988B1 (de)
JP (1) JP3235838B2 (de)
KR (2) KR0145141B1 (de)
DE (1) DE69425539T2 (de)
WO (1) WO1994027052A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004051213B3 (de) * 2004-10-20 2006-06-01 Lukas Hydraulik Gmbh Steuereinrichtung
US8646473B2 (en) 2011-02-28 2014-02-11 Deere & Company Electro-hydraulic sensor fail safe

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2972530B2 (ja) * 1994-11-16 1999-11-08 新キャタピラー三菱株式会社 建設機械の作業機制御装置
JP3679848B2 (ja) * 1995-12-27 2005-08-03 日立建機株式会社 建設機械の作業範囲制限制御装置
US5653155A (en) * 1996-01-29 1997-08-05 Caterpillar Inc. Method and apparatus for single lever control of multiple actuators
KR100328218B1 (ko) * 1996-04-30 2002-06-26 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 유압식건설기계의조작방식선택장치및방법
US5678470A (en) * 1996-07-19 1997-10-21 Caterpillar Inc. Tilt priority scheme for a control system
US6003428A (en) * 1998-07-24 1999-12-21 Smc Pneumatics, Inc. Electro-pneumatic pressure control system for welding and like apparatus
US8235070B2 (en) * 2008-06-02 2012-08-07 Eaton Corporation Two position three way valve
US8302627B2 (en) * 2008-06-02 2012-11-06 Eaton Corporation Hydraulic system
US8356630B2 (en) * 2008-06-02 2013-01-22 Eaton Corporation Valve damping system
US9068556B2 (en) * 2010-11-26 2015-06-30 Vestas Wind Systems A/S Pilot circuitry for controlling the emergency feathering of a wind turbine
US9784266B2 (en) * 2012-11-23 2017-10-10 Volvo Construction Equipment Ab Apparatus and method for controlling preferential function of construction machine
CN103148060B (zh) * 2013-01-09 2015-08-26 中联重科股份有限公司渭南分公司 登车扶梯的升降控制系统和控制方法
WO2015037760A1 (ko) * 2013-09-13 2015-03-19 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 플로트 밸브
CN104564914B (zh) * 2015-01-16 2016-05-25 太原矿机电气股份有限公司 一种设备列车智能控制系统
JP6475522B2 (ja) * 2015-03-13 2019-02-27 川崎重工業株式会社 油圧システム
JP6603568B2 (ja) * 2015-12-14 2019-11-06 川崎重工業株式会社 油圧駆動システム
US10227951B2 (en) 2017-02-02 2019-03-12 Woodward, Inc. Limited flow thrust reverser actuating
DE102018202148B3 (de) * 2018-02-12 2019-03-07 Hawe Hydraulik Se Hydraulikventilverband mit Zwangsschaltung und Mobilhydrauliksystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0826885B2 (ja) * 1987-03-27 1996-03-21 日立建機株式会社 油圧機械の駆動制御装置
JPH0768965B2 (ja) * 1987-03-27 1995-07-26 日立建機株式会社 油圧機械の駆動制御装置
JPH0663263B2 (ja) * 1987-03-27 1994-08-22 日立建機株式会社 油圧機械の駆動制御装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004051213B3 (de) * 2004-10-20 2006-06-01 Lukas Hydraulik Gmbh Steuereinrichtung
US7409828B2 (en) 2004-10-20 2008-08-12 Lukas Hydraulik Gmbh Control device
US8646473B2 (en) 2011-02-28 2014-02-11 Deere & Company Electro-hydraulic sensor fail safe

Also Published As

Publication number Publication date
KR0145141B1 (ko) 1998-08-01
EP0649988A1 (de) 1995-04-26
DE69425539D1 (de) 2000-09-21
EP0649988A4 (de) 1998-02-25
US5497805A (en) 1996-03-12
EP0649988B1 (de) 2000-08-16
JP3235838B2 (ja) 2001-12-04
WO1994027052A1 (en) 1994-11-24
KR950702011A (ko) 1995-05-17

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition