DE68927298D1 - Vorrichtung zum Regeln der Motordrehzahl einer Baumaschine - Google Patents

Vorrichtung zum Regeln der Motordrehzahl einer Baumaschine

Info

Publication number
DE68927298D1
DE68927298D1 DE68927298T DE68927298T DE68927298D1 DE 68927298 D1 DE68927298 D1 DE 68927298D1 DE 68927298 T DE68927298 T DE 68927298T DE 68927298 T DE68927298 T DE 68927298T DE 68927298 D1 DE68927298 D1 DE 68927298D1
Authority
DE
Germany
Prior art keywords
regulating
engine speed
construction machine
construction
machine
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
DE68927298T
Other languages
English (en)
Other versions
DE68927298T2 (de
Inventor
Akira Tatsumi
Toichi Hirata
Masaki Egashira
Osamu Tomikawa
Hiroshi Watanabe
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 DE68927298D1 publication Critical patent/DE68927298D1/de
Publication of DE68927298T2 publication Critical patent/DE68927298T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D45/00—Electrical control not provided for in groups F02D41/00 - F02D43/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving 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
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • 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
    • E02F9/2278—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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Operation Control Of Excavators (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE68927298T 1988-07-04 1989-07-03 Vorrichtung zum Regeln der Motordrehzahl einer Baumaschine Expired - Fee Related DE68927298T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16631788 1988-07-04

Publications (2)

Publication Number Publication Date
DE68927298D1 true DE68927298D1 (de) 1996-11-07
DE68927298T2 DE68927298T2 (de) 1997-04-30

Family

ID=15829109

Family Applications (2)

Application Number Title Priority Date Filing Date
DE68929088T Expired - Fee Related DE68929088T2 (de) 1988-07-04 1989-07-03 Vorrichtung zum Regeln der Motordrehzahl einer Baumaschine
DE68927298T Expired - Fee Related DE68927298T2 (de) 1988-07-04 1989-07-03 Vorrichtung zum Regeln der Motordrehzahl einer Baumaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE68929088T Expired - Fee Related DE68929088T2 (de) 1988-07-04 1989-07-03 Vorrichtung zum Regeln der Motordrehzahl einer Baumaschine

Country Status (5)

Country Link
US (1) US4955344A (de)
EP (3) EP0505013B1 (de)
JP (1) JP2831377B2 (de)
KR (1) KR940001934B1 (de)
DE (2) DE68929088T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2831377B2 (ja) * 1988-07-04 1998-12-02 日立建機株式会社 建設機械の原動機回転数制御装置
DE69004789T3 (de) * 1989-01-18 1997-12-18 Hitachi Construction Machinery Hydraulische antriebseinheit für baumaschinen.
JPH07103593B2 (ja) * 1990-06-06 1995-11-08 株式会社小松製作所 積み込み作業車両の制御装置及び方法
JP2784608B2 (ja) * 1990-09-28 1998-08-06 日立建機株式会社 原動機の回転数制御装置
US5307631A (en) * 1991-01-28 1994-05-03 Hitachi Construction Machinery Co., Ltd. Hydraulic control apparatus for hydraulic construction machine
US5406483A (en) * 1991-05-15 1995-04-11 Phoenix International Corporation Engine variable transmission control system
JP3046439B2 (ja) * 1992-01-07 2000-05-29 日立建機株式会社 原動機の回転数制御装置
US5218945A (en) * 1992-06-16 1993-06-15 Gas Research Institute Pro-active control system for a heat engine
JPH0610718A (ja) * 1992-06-25 1994-01-18 Kubota Corp 作業車の自動アクセル構造
JP3246520B2 (ja) * 1992-07-07 2002-01-15 日立建機株式会社 建設機械の原動機制御装置
US5353762A (en) * 1993-05-10 1994-10-11 Briggs & Stratton Corporation Modular automatic speed changing system
KR100257852B1 (ko) * 1995-10-31 2000-06-01 토니헬샴 유압식 건설기계의 엔진회전수 제어방법
US5586536A (en) * 1995-11-29 1996-12-24 Samsung Heavy Industries Co., Ltd. Apparatus for and method of controlling engine RPM in hydraulic construction equipment
KR100633543B1 (ko) * 1999-12-31 2006-10-13 두산인프라코어 주식회사 엔진 시동 및 정지시 엔진회전수를 감소시키는 장치
JP2002323931A (ja) * 2001-04-26 2002-11-08 Komatsu Ltd 油圧ショベル
CN1325365C (zh) * 2001-11-05 2007-07-11 日立建机株式会社 用于建筑机械的操纵杆装置
JP3971348B2 (ja) * 2003-06-25 2007-09-05 日立建機株式会社 建設機械のエンジン制御装置
US7193385B2 (en) * 2005-04-26 2007-03-20 Illinois Institute Of Technology Digital control of motor drives
US7165530B2 (en) * 2005-06-01 2007-01-23 Caterpillar Inc Method for controlling a variable-speed engine
US7962768B2 (en) * 2007-02-28 2011-06-14 Caterpillar Inc. Machine system having task-adjusted economy modes
US8374755B2 (en) * 2007-07-31 2013-02-12 Caterpillar Inc. Machine with task-dependent control
JP5156312B2 (ja) * 2007-09-19 2013-03-06 株式会社小松製作所 エンジンの制御装置
US7832208B2 (en) * 2007-11-13 2010-11-16 Caterpillar Inc Process for electro-hydraulic circuits and systems involving excavator boom-swing power management
US8175790B2 (en) 2009-02-05 2012-05-08 Caterpillar Inc. Engine droop governor and method
US8359984B1 (en) * 2010-01-18 2013-01-29 Wolf Ii John D Portable automated vent cover
US8676474B2 (en) * 2010-12-30 2014-03-18 Caterpillar Inc. Machine control system and method
JP5530383B2 (ja) * 2011-03-14 2014-06-25 株式会社クボタ 作業車
JP2013011120A (ja) * 2011-06-30 2013-01-17 Yanmar Co Ltd 作業機械
US20140257578A1 (en) * 2011-10-24 2014-09-11 Volvo Construction Equipment Ab Controlling device used to save fuel for construction machinery
US9469972B2 (en) * 2014-07-07 2016-10-18 Caterpillar Inc. Adaptive control system for cyclic excavation machine
US10823438B1 (en) * 2019-09-05 2020-11-03 Altapure, Llc Vent bypass system
JP6485333B2 (ja) * 2015-11-18 2019-03-20 株式会社ダイフク 物品移載装置及び物品搬送設備
JP6524019B2 (ja) * 2016-05-18 2019-06-05 日立建機株式会社 建設機械
JP7420723B2 (ja) * 2018-08-10 2024-01-23 住友建機株式会社 ショベル
EP4123094A1 (de) * 2018-09-10 2023-01-25 Artemis Intelligent Power Limited Arbeitsmaschine mit hydraulik pumpe/motor steuerung

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3049938A1 (en) * 1979-10-15 1982-03-18 Y Aoyagi Method of controlling internal combustion engine and hydraulic pump system
US4373850A (en) * 1980-02-14 1983-02-15 Durham M E Automatic fuel control system
DE3176207D1 (en) * 1980-10-09 1987-06-25 Hitachi Construction Machinery Method for controlling a hydraulic power system
JPS5768543A (en) * 1980-10-17 1982-04-26 Hitachi Constr Mach Co Ltd Control device for engine
DE3134068C2 (de) * 1981-08-28 1984-05-10 H. Weyhausen KG Maschinenfabrik, 2870 Delmenhorst Vorrichtung zum selbsttätigen Regeln der Motordrehzahl eines Erdbaugerätes
US4864994A (en) * 1981-11-16 1989-09-12 Sundstrand Corporation Engine override controls
JPS60157946U (ja) * 1984-03-30 1985-10-21 株式会社小松製作所 油圧駆動車両のエンジン制御装置
DE3560243D1 (en) * 1984-03-30 1987-07-16 Komatsu Mfg Co Ltd Method and system for controlling an engine
JPS61142338A (ja) * 1984-12-13 1986-06-30 Komatsu Ltd オ−トデセル装置付きエンジンの制御方法
SE454905B (sv) * 1984-11-07 1988-06-06 Akermans Verkstad Ab Anordning for varvtalsinstellning av en motor i en arbetsmaskin
GB2171757B (en) * 1985-02-28 1989-06-14 Komatsu Mfg Co Ltd Method of controlling an output of an internal combustion engine and a variabledisplacement hydraulic pump driven by the engine
JPH0426678Y2 (de) * 1985-03-02 1992-06-26
JPS6299524A (ja) 1985-10-26 1987-05-09 Hitachi Constr Mach Co Ltd ホイ−ル式油圧シヨベルの油圧制御装置
KR910009257B1 (ko) * 1985-09-07 1991-11-07 히다찌 겡끼 가부시기가이샤 유압건설기계의 제어시스템
JPS6299522A (ja) * 1985-10-26 1987-05-09 Hitachi Constr Mach Co Ltd ホイ−ル式油圧シヨベルの油圧制御装置
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系统
DE3605649C2 (de) * 1986-02-21 1994-04-14 Bosch Gmbh Robert Steuereinrichtung mit einer von einer drehzahlgeregelten Antriebsmaschine angetriebenen Pumpe
IT1187930B (it) * 1986-02-21 1987-12-23 Fiat Allis Europ Macchina movimento terra dotata di dispositivo automatico per la riproduzione del regime di funzionamento del suo motore principale
JPS62279240A (ja) * 1986-05-28 1987-12-04 Hitachi Constr Mach Co Ltd 土木建設機械の制御装置
EP0287670B1 (de) * 1986-10-05 1991-08-07 Hitachi Construction Machinery Co., Ltd. Steuerregelungsvorrichtung für hydraulische konstruktionsmaschinen
US4838755A (en) * 1987-02-19 1989-06-13 Deere & Company Automatic engine control for an excavator
CA1278978C (en) * 1987-02-19 1991-01-15 Lary Lynn Williams Hydraulic system for an industrial machine
JP2831377B2 (ja) * 1988-07-04 1998-12-02 日立建機株式会社 建設機械の原動機回転数制御装置

Also Published As

Publication number Publication date
JPH02146244A (ja) 1990-06-05
DE68929088T2 (de) 2000-02-03
US4955344A (en) 1990-09-11
KR940001934B1 (ko) 1994-03-11
EP0628665B1 (de) 1999-10-13
DE68929088D1 (de) 1999-11-18
EP0628665A1 (de) 1994-12-14
EP0505013B1 (de) 1996-10-02
DE68927298T2 (de) 1997-04-30
EP0505013A3 (en) 1993-05-12
EP0353799A1 (de) 1990-02-07
JP2831377B2 (ja) 1998-12-02
KR900002152A (ko) 1990-02-28
EP0505013A2 (de) 1992-09-23

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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