FR2454926B1 - - Google Patents

Info

Publication number
FR2454926B1
FR2454926B1 FR8009351A FR8009351A FR2454926B1 FR 2454926 B1 FR2454926 B1 FR 2454926B1 FR 8009351 A FR8009351 A FR 8009351A FR 8009351 A FR8009351 A FR 8009351A FR 2454926 B1 FR2454926 B1 FR 2454926B1
Authority
FR
France
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
Application number
FR8009351A
Other languages
French (fr)
Other versions
FR2454926A1 (fr
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Publication of FR2454926A1 publication Critical patent/FR2454926A1/fr
Application granted granted Critical
Publication of FR2454926B1 publication Critical patent/FR2454926B1/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/42Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • B60W10/101Infinitely variable gearings
    • B60W10/103Infinitely variable gearings of fluid type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18Propelling the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D11/00Steering non-deflectable wheels; Steering endless tracks or the like
    • B62D11/02Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
    • B62D11/06Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source
    • B62D11/10Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears
    • B62D11/14Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source
    • B62D11/18Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source the additional power supply being supplied hydraulically
    • B62D11/183Control systems therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/42Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/433Pump capacity control by fluid pressure control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
  • Control Of Fluid Gearings (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Motor Power Transmission Devices (AREA)
FR8009351A 1979-04-27 1980-04-25 Installation de commande pour vehicule mu hydrauliquement Granted FR2454926A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979055950U JPS5847328Y2 (ja) 1979-04-27 1979-04-27 油圧駆動車の制御装置

Publications (2)

Publication Number Publication Date
FR2454926A1 FR2454926A1 (fr) 1980-11-21
FR2454926B1 true FR2454926B1 (Direct) 1983-12-09

Family

ID=13013348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009351A Granted FR2454926A1 (fr) 1979-04-27 1980-04-25 Installation de commande pour vehicule mu hydrauliquement

Country Status (4)

Country Link
US (1) US4395878A (Direct)
JP (1) JPS5847328Y2 (Direct)
DE (1) DE3015828A1 (Direct)
FR (1) FR2454926A1 (Direct)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4571941A (en) * 1980-12-27 1986-02-25 Hitachi Construction Machinery Co, Ltd. Hydraulic power system
US4561250A (en) * 1981-02-10 1985-12-31 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system having a plurality of prime movers
US4569096A (en) * 1982-09-30 1986-02-11 Fmc Corporation Sweeper with hydraulically driven components
US4530416A (en) * 1983-05-23 1985-07-23 Fmc Corporation Hydrostatic propulsion system and method with inching throttle and brake
GB2144242B (en) * 1983-07-26 1987-07-22 Linde Ag A machine control arrangement
EP0236511B1 (de) * 1985-12-12 1989-07-26 Karl Kässbohrer Fahrzeugwerke GmbH Hydraulische Steuerungsanlage
US4739616A (en) * 1985-12-13 1988-04-26 Sundstrand Corporation Summing pressure compensation control
GB2204652B (en) * 1987-05-09 1991-05-15 Kubota Ltd Fluid pressure control circuit for working vehicle having transmission operable by fluid pressure
JPH01108467A (ja) * 1987-10-22 1989-04-25 Honda Motor Co Ltd 車両用油圧式無段変速機の制御装置
US4848845A (en) * 1988-03-16 1989-07-18 Ampsco Corporation Steerable self-regulating concrete cutting saw
US4884401A (en) * 1988-08-30 1989-12-05 Sundstrand Corp. Three position dual failure shut-off valve system
WO1991008395A1 (en) * 1989-12-04 1991-06-13 Hitachi Construction Machinery Co., Ltd. Hydraulic motor driving circuit device
DE69228892T2 (de) * 1991-02-08 1999-09-09 Mitsubishi Jukogyo K.K. Raupenfahrzeug mit hydraulischem Antrieb
US5205201A (en) * 1991-08-19 1993-04-27 Sauer, Inc. Displacement control valve
US5230402A (en) * 1992-03-27 1993-07-27 Richard Clark Electric-hydraulic car
DE4319280C1 (de) * 1993-06-09 1994-03-03 Hydromatik Gmbh Hydrostatischer Fahrantrieb
US5746056A (en) * 1996-09-30 1998-05-05 Caterpillar Inc. Overspeed control for a hydrostatic transmission
US5875631A (en) * 1996-12-11 1999-03-02 Caterpillar Inc. Control system for a hydrostatic transmission
US5875630A (en) * 1997-06-10 1999-03-02 Sauer Inc. Hydraulic drive assembly
DE10025508B4 (de) * 2000-05-23 2009-02-05 Sauer-Danfoss Holding Aps Fahrzeug-Antriebsanordnung
US6601663B2 (en) * 2000-08-15 2003-08-05 Mtd Products Inc. Zero turn radius or ZTR vehicle with a one-pump two motor mechanism
US6425450B1 (en) * 2000-10-30 2002-07-30 Lansberry Tractor Company, Inc. Load-shifting vehicle
US6491118B1 (en) 2000-11-20 2002-12-10 Deere & Company Hydrostatic system with charge flow monitoring
DE10110935C1 (de) * 2001-01-23 2002-11-28 Brueninghaus Hydromatik Gmbh Hydraulische Steuerung, insbesondere zum Ansteuern des Drehwerks eines Baggers
DE10128589C1 (de) * 2001-06-13 2003-07-03 Brueninghaus Hydromatik Gmbh Hydrostatischer Antrieb
EP1350421B1 (en) * 2002-04-03 2006-06-07 Kanzaki Kokyukoki MFG. Co., Ltd. Pump unit and working vehicle
CN100347445C (zh) * 2002-05-16 2007-11-07 Mlh环球有限公司 具有液压传动装置的风轮机
DE10238614A1 (de) * 2002-08-17 2004-02-26 Claas Selbstfahrende Erntemaschinen Gmbh Ölvolumenausgleich im Ölkreislauf des hydraulischen Fahrantriebes einer selbstfahrenden Arbeitsmaschine
US20040060747A1 (en) * 2002-09-26 2004-04-01 Wetzel Michael D. Mini-excavator with closed-loop hydrostatic travel
JP2009502605A (ja) 2005-07-22 2009-01-29 インフィニトラク エルエルシー ステアリングシステム、操向および速度調整システム、ならびに関連する車両
EP2086782B1 (en) 2006-10-17 2019-07-10 MTD Products Inc. Vehicle control systems and methods
US7578127B2 (en) * 2007-04-10 2009-08-25 Deere & Company Flow continuity for multiple hydraulic circuits and associated method
WO2009102740A2 (en) * 2008-02-12 2009-08-20 Parker-Hannifin Corporation Flow management system for hydraulic work machine
US8136613B2 (en) 2008-03-26 2012-03-20 Mtd Products Inc Vehicle control systems and methods
WO2011137038A1 (en) 2010-04-30 2011-11-03 Eaton Corporation Multiple fluid pump combination circuit
US9217447B2 (en) * 2011-07-01 2015-12-22 Eaton Corporation Hydraulic systems utilizing combination open- and closed-loop pump systems
WO2013043181A1 (en) 2011-09-22 2013-03-28 Mtd Products Inc Vehicle control systems and methods and related vehicles
JP5192601B1 (ja) * 2012-08-20 2013-05-08 株式会社小松製作所 作業車両及び作業車両の制御方法
WO2015093791A1 (ko) * 2013-12-20 2015-06-25 두산인프라코어 주식회사 건설 기계의 폐회로 유압 시스템
EP2918876B1 (de) * 2014-03-05 2018-02-28 BOMAG GmbH Verfahren zum Betrieb eines Hydrauliksystems eines selbstfahrenden Straßenfertigers, Hydrauliksystem, insbesondere zur Durchführung des Verfahrens, sowie Straßenfertiger mit einem solchen Hydrauliksystem
FR3053951B1 (fr) * 2016-07-18 2018-09-07 Hubertrack Dispositif de commande des chenilles d'un engin a chenilles, apte a rouler sur route
US11873894B2 (en) * 2020-08-15 2024-01-16 Kubota Corporation Working machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2141724A1 (de) * 1971-08-20 1973-03-01 Bosch Gmbh Robert Steuer- und regeleinrichtung fuer eine hydropumpe
DE2165527C3 (de) * 1971-12-30 1978-12-07 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Steuereinrichtung für ein hydrostatisches Getriebe für Kraftfahrzeuge
US3788774A (en) * 1972-01-11 1974-01-29 Rexroth Gmbh G L Power output regulated pump arrangement
US3946560A (en) * 1974-02-13 1976-03-30 Sundstrand Corporation Hydrostatic transmission control
US3999387A (en) * 1975-09-25 1976-12-28 Knopf Frank A Closed loop control system for hydrostatic transmission
US4188789A (en) * 1978-01-13 1980-02-19 Zahnradfabrik Friedrichshafen Ag Hydraulic servocontroller for a hydrostatic transmission

Also Published As

Publication number Publication date
FR2454926A1 (fr) 1980-11-21
DE3015828A1 (de) 1980-11-06
US4395878A (en) 1983-08-02
JPS55157148U (Direct) 1980-11-12
JPS5847328Y2 (ja) 1983-10-28

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Legal Events

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ST Notification of lapse