WO2000064231A3 - Features of main control computer for a power machine - Google Patents

Features of main control computer for a power machine Download PDF

Info

Publication number
WO2000064231A3
WO2000064231A3 PCT/US2000/010897 US0010897W WO0064231A3 WO 2000064231 A3 WO2000064231 A3 WO 2000064231A3 US 0010897 W US0010897 W US 0010897W WO 0064231 A3 WO0064231 A3 WO 0064231A3
Authority
WO
WIPO (PCT)
Prior art keywords
power machine
features
main control
control computer
computer based
Prior art date
Application number
PCT/US2000/010897
Other languages
French (fr)
Other versions
WO2000064231A9 (en
WO2000064231A2 (en
Inventor
Kenneth A Brandt
Scott R Rossow
Original Assignee
Clark Equipment Co
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 Clark Equipment Co filed Critical Clark Equipment Co
Priority to EP00928316A priority Critical patent/EP1259937A4/en
Priority to KR1020017013556A priority patent/KR20020008160A/en
Priority to JP2000613236A priority patent/JP2002542415A/en
Priority to CA002369813A priority patent/CA2369813A1/en
Priority to AU46573/00A priority patent/AU4657300A/en
Publication of WO2000064231A2 publication Critical patent/WO2000064231A2/en
Publication of WO2000064231A3 publication Critical patent/WO2000064231A3/en
Publication of WO2000064231A9 publication Critical patent/WO2000064231A9/en

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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • 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
    • E02F9/2004—Control mechanisms, e.g. control levers
    • 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
    • E02F9/2029—Controlling the position of implements in function of its load, e.g. modifying the attitude of implements in accordance to vehicle speed
    • 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
    • E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
    • E02F9/2062—Control of propulsion units
    • 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
    • E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
    • E02F9/2062—Control of propulsion units
    • E02F9/2066—Control of propulsion units of the type combustion engines
    • 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
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • 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
    • E02F9/24—Safety devices, e.g. for preventing overload
    • 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
    • E02F9/26—Indicating devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/08—Introducing corrections for particular operating conditions for idling
    • F02D41/083—Introducing corrections for particular operating conditions for idling taking into account engine load variation, e.g. air-conditionning
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/34—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines
    • E02F3/3414—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines the arms being pivoted at the rear of the vehicle chassis, e.g. skid steer loader
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F01P2025/40—Oil temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
    • F01P7/044—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using hydraulic drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/023—Temperature of lubricating oil or working fluid
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20396—Hand operated
    • Y10T74/20402—Flexible transmitter [e.g., Bowden cable]
    • Y10T74/20408—Constant tension sustaining
    • Y10T74/20414—Hydraulic control

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Combustion & Propulsion (AREA)
  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

The present invention is directed to a computer based control system (50) for controlling a hydraulic (64) and electromechanical actuators (66) on a power machine (10). The computer based control (50) is configured to implement a number of features to enhance certain operational aspect of the power machine (10).
PCT/US2000/010897 1999-04-23 2000-04-21 Features of main control computer for a power machine WO2000064231A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP00928316A EP1259937A4 (en) 1999-04-23 2000-04-21 Features of main control computer for a power machine
KR1020017013556A KR20020008160A (en) 1999-04-23 2000-04-21 Features of main control computer for a power machine
JP2000613236A JP2002542415A (en) 1999-04-23 2000-04-21 Main control computer functions for power machines
CA002369813A CA2369813A1 (en) 1999-04-23 2000-04-21 Features of main control computer for a power machine
AU46573/00A AU4657300A (en) 1999-04-23 2000-04-21 Features of main control computer for a power machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/298,671 1999-04-23
US09/298,671 US6202014B1 (en) 1999-04-23 1999-04-23 Features of main control computer for a power machine

Publications (3)

Publication Number Publication Date
WO2000064231A2 WO2000064231A2 (en) 2000-11-02
WO2000064231A3 true WO2000064231A3 (en) 2002-01-10
WO2000064231A9 WO2000064231A9 (en) 2002-04-25

Family

ID=23151520

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2000/010897 WO2000064231A2 (en) 1999-04-23 2000-04-21 Features of main control computer for a power machine

Country Status (7)

Country Link
US (4) US6202014B1 (en)
EP (1) EP1259937A4 (en)
JP (1) JP2002542415A (en)
KR (1) KR20020008160A (en)
AU (1) AU4657300A (en)
CA (1) CA2369813A1 (en)
WO (1) WO2000064231A2 (en)

Families Citing this family (93)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7394347B2 (en) * 1997-10-27 2008-07-01 World Wide Innovations, Llc Locking device for electronic equipment
US8963681B2 (en) 1997-10-27 2015-02-24 Direct Source International, Llc Operating control system for electronic equipment
US6577909B1 (en) * 1999-03-31 2003-06-10 Caterpillar Inc. Method for automatically shutting down a machine during an operator's absence
US6202014B1 (en) * 1999-04-23 2001-03-13 Clark Equipment Company Features of main control computer for a power machine
US6923285B1 (en) 2000-02-01 2005-08-02 Clark Equipment Company Attachment control device
JP4489915B2 (en) * 2000-07-31 2010-06-23 大日本印刷株式会社 Portable information processing device with password verification function
US6951067B1 (en) * 2000-08-31 2005-10-04 Caterpillar, Inc. Method and apparatus for controlling positioning of an implement of a work machine
US20020153188A1 (en) * 2000-12-08 2002-10-24 Brandt Kenneth A. Selectable control parameters on a power machine with four-wheel steering
US6550562B2 (en) * 2000-12-08 2003-04-22 Clark Equipment Company Hand grip with microprocessor for controlling a power machine
JP4098955B2 (en) * 2000-12-18 2008-06-11 日立建機株式会社 Construction machine control equipment
US6662881B2 (en) 2001-06-19 2003-12-16 Sweepster, Llc Work attachment for loader vehicle having wireless control over work attachment actuator
US8499670B2 (en) * 2001-07-23 2013-08-06 Newell Window Furnishings, Inc. Modular blind cutting center
US6604443B2 (en) * 2001-07-23 2003-08-12 Newell Window Furnishings, Inc. Blind and shade cutting center
US7140830B2 (en) * 2003-01-14 2006-11-28 Cnh America Llc Electronic control system for skid steer loader controls
US6618659B1 (en) 2003-01-14 2003-09-09 New Holland North America, Inc. Boom/bucket hydraulic fluid sharing method
US6735889B1 (en) 2003-01-14 2004-05-18 New Holland North America, Inc. Skid steer loader neutral drift correction method
JP4010255B2 (en) * 2003-02-07 2007-11-21 コベルコ建機株式会社 Construction machine control equipment
US7810418B2 (en) * 2003-03-03 2010-10-12 Newell Window Furnishings, Inc. Automatically configurable blind cutting center
US20040173066A1 (en) * 2003-03-03 2004-09-09 Joshua Abdollahzadeh Blind cutting center with multi-speed saw
US7178439B2 (en) * 2003-03-03 2007-02-20 Newell Window Furnishings, Inc. Blind cutting center
JP2005040195A (en) * 2003-07-23 2005-02-17 Tokyo Data Machine Kk Management device for game related apparatus
US7176902B2 (en) * 2003-10-10 2007-02-13 3M Innovative Properties Company Wake-on-touch for vibration sensing touch input devices
US20050160287A1 (en) * 2004-01-16 2005-07-21 Dell Products L.P. Method to deploy wireless network security with a wireless router
KR100621979B1 (en) * 2004-03-22 2006-09-14 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 Safety securing system for joystick operation
US20050279537A1 (en) * 2004-06-18 2005-12-22 Ken Nguyen Motorized vehicle for maneuvering another wheeled apparatus
US7108531B2 (en) * 2004-07-27 2006-09-19 Denso International America, Inc. Metallic face plate for automotive instrument cluster
US7273125B2 (en) * 2004-09-30 2007-09-25 Clark Equipment Company Variable resolution control system
US7353099B2 (en) * 2004-10-26 2008-04-01 The Raymond Corporation Pallet truck tiller arm with angular speed mode adjustment and acceleration control
US20070043489A1 (en) * 2005-08-19 2007-02-22 Alrabady Ansaf I System and method for controlling access to mobile devices
JP4649354B2 (en) * 2006-03-20 2011-03-09 キャタピラー エス エー アール エル Cooling fan control device and work machine cooling fan control device
US8392049B2 (en) * 2006-07-17 2013-03-05 Nmhg Oregon, Llc Multi-direction vehicle control sensing
GB0614939D0 (en) 2006-07-27 2006-09-06 Arternis Intelligent Power Ltd Digital hydraulic system for driving a fan
US7729833B2 (en) * 2006-09-11 2010-06-01 Caterpillar Inc. Implement control system based on input position and velocity
US20080131252A1 (en) * 2006-11-30 2008-06-05 Scheer Glenn O Electronic level indicator for a loader bucket
US7459870B2 (en) * 2006-12-06 2008-12-02 Caterpillar Inc. Machine status interlock for reversing fan control
DE202007007951U1 (en) * 2007-06-06 2007-08-16 Jungheinrich Aktiengesellschaft Operating device for at least two functions of an industrial truck
US8862274B2 (en) * 2007-06-08 2014-10-14 Deere & Company Electro-hydraulic auxiliary control with operator-selectable flow setpoint
US8621855B2 (en) * 2007-06-08 2014-01-07 Deere & Company Electro-hydraulic auxiliary mode control
US8235161B2 (en) 2007-07-06 2012-08-07 Nmhg Oregon, Llc Multiple-position steering control device
US9427813B2 (en) * 2007-07-31 2016-08-30 Newell Window Furnishing, Inc. Window covering sizing method and apparatus
US7987754B2 (en) 2007-07-31 2011-08-02 Newell Window Furnishings, Inc. Window covering sizing method and apparatus
US8256333B2 (en) 2007-07-31 2012-09-04 Newell Window Furnishings, Inc. Window covering sizing method and apparatus
US8839701B2 (en) 2007-07-31 2014-09-23 Newell Window Furnishings, Inc. Window covering sizing method and apparatus
US8322260B2 (en) * 2007-07-31 2012-12-04 Newell Window Furnishings, Inc. Window covering sizing method and apparatus
WO2009042143A1 (en) * 2007-09-24 2009-04-02 Clark Equipment Company Auxiliary hydraulic flow control system for a small loader
US8063505B2 (en) * 2007-10-15 2011-11-22 Deere & Company Keyless ignition
US9037355B2 (en) * 2007-11-05 2015-05-19 Deere & Company Control assembly for auxiliary hydraulics
US7725294B2 (en) * 2007-12-04 2010-05-25 Clark Equipment Company Power machine diagnostic system and method
US9299247B2 (en) 2008-01-14 2016-03-29 Caterpillar Inc. System and method for adjusting machine parameters
US8209094B2 (en) * 2008-01-23 2012-06-26 Caterpillar Inc. Hydraulic implement system having boom priority
US8095280B2 (en) * 2008-06-02 2012-01-10 Caterpillar Inc. Method for adjusting engine speed based on power usage of machine
JP2009293748A (en) * 2008-06-06 2009-12-17 Kanzaki Kokyukoki Mfg Co Ltd Axle driving system of working vehicle attached with working machine
US9549504B2 (en) 2008-06-06 2017-01-24 Kanzaki Kokyukoki Mfg. Co., Ltd. Transaxle system for vehicle
US7825798B2 (en) * 2008-06-26 2010-11-02 Torres Juan G Security and tracking system to prevent the unauthorized use or access to a device having hydraulic components
US11155236B2 (en) 2009-01-15 2021-10-26 Ahern Rentals, Inc. Method and a system for controlling and monitoring operation of a device
JP5290026B2 (en) * 2009-03-31 2013-09-18 日立建機株式会社 Work machine learning diagnosis system, state diagnosis device, and state learning device
US9220194B2 (en) * 2009-06-01 2015-12-29 Husqvarna Ab Front mounted cutting deck with independently positionable decks and maintenance position
US8261872B2 (en) * 2009-06-08 2012-09-11 Clark Equipment Company Work machine having modular ignition switch keypad with latching output
PL2281947T5 (en) * 2009-06-26 2023-03-06 Joseph Vögele AG Road finisher with automatic motor control
US8401745B2 (en) * 2009-09-01 2013-03-19 Cnh America Llc Pressure control system for a hydraulic lift and flotation system
US8550038B2 (en) * 2009-10-05 2013-10-08 Cummins Power Generation Ip, Inc. Generator set cooling control system
US9266639B2 (en) 2010-07-19 2016-02-23 Newell Window Furnishings, Inc. Blind packaging and methods of cutting window coverings
US8479925B2 (en) 2010-07-19 2013-07-09 Newell Window Furnishings, Inc. Display system
US8621860B2 (en) 2010-10-22 2014-01-07 Cnh America Llc Control system for work vehicle
US8660738B2 (en) * 2010-12-14 2014-02-25 Catepillar Inc. Equipment performance monitoring system and method
US8694382B2 (en) * 2011-02-18 2014-04-08 Cnh America Llc System and method for automatic guidance control of a vehicle
US9382925B2 (en) 2011-03-03 2016-07-05 Clark Equipment Company Automated shifting of hydraulic drive systems
US9323912B2 (en) * 2012-02-28 2016-04-26 Verizon Patent And Licensing Inc. Method and system for multi-factor biometric authentication
US9080319B2 (en) 2012-04-17 2015-07-14 Wyoming Machinery Company Inc. Systems and methods for attachment control signal modulation
US9260990B2 (en) * 2012-09-14 2016-02-16 Ford Global Technologies, Llc Crankcase integrity breach detection
EP2908617B1 (en) * 2012-10-17 2020-01-01 Husqvarna AB Smart ignition system
DE112013006501T5 (en) * 2013-01-24 2016-03-31 Volvo Construction Equipment Ab Apparatus and method for controlling a flow rate of construction machinery
US9428120B2 (en) * 2013-03-14 2016-08-30 Diversified Products, LLC Auxiliary mobile power system
US9605410B2 (en) * 2013-07-23 2017-03-28 Komatsu Ltd. Hybrid work machine and method of controlling auto-stop of engine for the same
JP6034773B2 (en) 2013-11-13 2016-11-30 株式会社クボタ Working machine
US10167614B2 (en) 2013-11-19 2019-01-01 Cnh Industrial America Llc System and method for controlling hydraulic components of a work vehicle based on stored electro-hydraulic settings
DE202014009101U1 (en) 2013-11-19 2015-02-09 Nacco Materials Handling Group, Inc. Backward control handle for a forklift
US10402504B1 (en) * 2013-12-10 2019-09-03 Enovation Controls, Llc Time-saving and error-minimizing multiscopic hydraulic system design canvas
US9593469B2 (en) 2013-12-20 2017-03-14 Cnh Industrial America Llc System and method for controlling a work vehicle based on a monitored tip condition of the vehicle
US9523306B2 (en) * 2014-05-13 2016-12-20 International Engine Intellectual Property Company, Llc. Engine cooling fan control strategy
US9487931B2 (en) * 2014-09-12 2016-11-08 Caterpillar Inc. Excavation system providing machine cycle training
GB2536916B (en) * 2015-03-31 2018-09-26 Skf Ab Lubricating device with a control unit for operating the lubricating pump
US10028498B2 (en) 2015-04-29 2018-07-24 Cnh Industrial America Llc Machine controller allowing concurrent functions
US9809214B2 (en) * 2015-05-06 2017-11-07 Ford Global Technologies, Llc Battery state of charge control using route preview data
US10415213B2 (en) * 2015-10-28 2019-09-17 Cooper Gray Robotics, Llc Remotely controlled construction equipment
US10428846B2 (en) * 2015-10-29 2019-10-01 Festo Ag & Co. Kg Fluid control device and method for operating a fluid control device
WO2018014718A1 (en) * 2016-07-22 2018-01-25 厦门大学 Method for recognizing difficulty level of working condition of loading machine
KR102597196B1 (en) 2017-04-19 2023-11-01 클라크 이큅먼트 컴파니 loader frame
US10472798B2 (en) * 2017-09-20 2019-11-12 Deere & Company Work implement control based on tire pressure in a construction vehicle
CA3134408A1 (en) * 2019-03-25 2020-10-01 Clark Equipment Company Immobilization of electrohydraulic power machine
US11692328B2 (en) 2019-07-29 2023-07-04 Great Plains Manufacturing, Inc. Compact utility loader
WO2022013327A1 (en) * 2020-07-17 2022-01-20 Cnh Industrial Italia S.P.A. Method and system for releasing the residual pressure of a hydraulic circuit of a work machine and work machine including the system
WO2022246500A1 (en) * 2021-05-27 2022-12-01 Midland Pty Ltd A load restraint tensioning system

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606313A (en) * 1980-10-09 1986-08-19 Hitachi Construction Machinery Co., Ltd. Method of and system for controlling hydraulic power system
US5048293A (en) * 1988-12-29 1991-09-17 Hitachi Construction Machinery Co., Ltd. Pump controlling apparatus for construction machine
US5079919A (en) * 1989-03-30 1992-01-14 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for crawler mounted vehicle
US5134853A (en) * 1988-05-10 1992-08-04 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for construction machines
US5186000A (en) * 1988-05-10 1993-02-16 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for construction machines
US5267440A (en) * 1990-09-11 1993-12-07 Hitachi Construction Machinery Co., Ltd. Hydraulic control system for construction machine
US5386697A (en) * 1992-08-04 1995-02-07 Marrel Unit for controlling a plurality of hydraulic actuators
US5467829A (en) * 1993-11-30 1995-11-21 Caterpillar Inc. Automatic lift and tip coordination control system and method of using same
US5711508A (en) * 1995-06-07 1998-01-27 Itt Automotive, Inc. Quick connect fluid coupling equipped with check valve and service valve
US5974367A (en) * 1991-10-21 1999-10-26 Bianco; James S. Electronic lock system and use thereof

Family Cites Families (141)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3664129A (en) * 1968-05-08 1972-05-23 Hyster Co Hydraulic cooling system
SU523177A1 (en) * 1971-06-28 1976-07-30 Blower for internal combustion engine
US3789739A (en) * 1971-08-02 1974-02-05 Cessna Aircraft Co Remote hydraulic control
JPS5238323B2 (en) * 1971-12-27 1977-09-28
US3837360A (en) * 1972-09-20 1974-09-24 Caterpillar Tractor Co Fluidic selector valve
US3792391A (en) * 1972-12-18 1974-02-12 L Ewing Electrically operated two position electromechanical mechanism
US4166506A (en) * 1975-06-30 1979-09-04 Kabushiki Kaisha Komatsu Seisakusho Controlling apparatus for bulldozer blade
US4015729A (en) * 1976-01-02 1977-04-05 J. I. Case Company Automatic control system for backhoe
US4072929A (en) * 1976-02-23 1978-02-07 George Edwin Wolfe Computer controlled bulk storage fluid dispensing terminal
US4109812A (en) * 1977-03-25 1978-08-29 Caterpillar Tractor Co. Dump control for loaders
US4216529A (en) * 1978-01-17 1980-08-05 General Atomic Company Fluid dispensing control system
US4447860A (en) 1978-03-13 1984-05-08 Massey-Ferguson Inc. Backlighted instrument console for a tractor
JPS5583653A (en) * 1978-12-20 1980-06-24 Keihin Seiki Mfg Co Ltd Automobile braking system
SE440129B (en) * 1979-06-20 1985-07-15 Akermans Verkstad Ab DEVICE FOR REDUCING THE PISTON SPEED IN A CYLINDER AS THE PISTON STANDS UP
USD265648S (en) 1979-12-28 1982-08-03 Oki Electric Industry Co., Ltd. Dialing pad for a car telephone set
US4414863A (en) * 1980-02-19 1983-11-15 Deere & Company Automatic electronic control for a power shift transmission
JPS56138555A (en) * 1980-03-29 1981-10-29 Aisin Warner Ltd Controlling device for stepless transmission used in vehicle
US4454789A (en) * 1980-05-21 1984-06-19 Volkswagenwerk Aktiengesellschaft Drive train for a vehicle
USD269073S (en) 1981-03-18 1983-05-24 O'driscoll John L Face for motor vehicle fuel level gauge
US4422474A (en) * 1981-09-14 1983-12-27 Ford Motor Company Electro-hydraulic remote valve
USD275944S (en) 1982-02-22 1984-10-16 Honda Giken Kogyo Kabushiki Kaisha Instrument panel for a motorcycle
USD276844S (en) 1982-04-19 1984-12-18 Timex Medical Products Corporation Electrooptic display for blood pressure device
JPS59118929A (en) * 1982-12-24 1984-07-09 Kubota Ltd Excavation working vehicle
US4570151A (en) 1983-01-03 1986-02-11 Sigmatron Nova, Inc. Speedometer display of simulated analog needle and odometer on electroluminescent panel
US4716262A (en) 1983-10-21 1987-12-29 Nena Morse Vandal-resistant telephone keypad switch
US4637781A (en) * 1984-03-30 1987-01-20 Kabushiki Kaisha Komatsu Seisakusho Torque regulating system for fluid operated pump displacement control systems
US4722044A (en) 1985-03-19 1988-01-26 Sundstrand Corporation Boom control system
JPS6283539A (en) * 1985-10-05 1987-04-17 Nissan Motor Co Ltd Hydraulic controller for automatic transmission
US4926331A (en) 1986-02-25 1990-05-15 Navistar International Transportation Corp. Truck operation monitoring system
US4744218A (en) 1986-04-08 1988-05-17 Edwards Thomas L Power transmission
JPS6347561A (en) * 1986-08-11 1988-02-29 Aisin Warner Ltd Automatic transmission with lockup clutch
DE3629776A1 (en) * 1986-09-02 1988-03-10 Teves Gmbh Alfred HYDRAULIC BRAKE SYSTEM FOR MOTOR VEHICLES
US4844685A (en) * 1986-09-03 1989-07-04 Clark Equipment Company Electronic bucket positioning and control system
US4821291A (en) * 1986-09-22 1989-04-11 Stevens John K Improvements in or relating to signal communication systems
US4937586A (en) * 1986-09-22 1990-06-26 Stevens John K Radio broadcast communication systems with multiple loop antennas
US4879756A (en) * 1986-09-22 1989-11-07 Stevens John K Radio broadcast communication systems
US5457629A (en) 1989-01-31 1995-10-10 Norand Corporation Vehicle data system with common supply of data and power to vehicle devices
US4800721A (en) * 1987-02-13 1989-01-31 Caterpillar Inc. Force feedback lever
US4893981A (en) * 1987-03-26 1990-01-16 Kabushiki Kaisha Komatsu Seisakusho Master/slave type manipulator
US4855913A (en) * 1987-05-29 1989-08-08 J. I. Case Company Electronic control system for powershift transmission
US5053960A (en) * 1987-05-29 1991-10-01 J. I. Case Company Electronic control system for powershift transmission with compensation for variation in supply voltage
US5043892A (en) * 1987-05-29 1991-08-27 J. I. Case Company Electronic control system for powershift transmission with compensation for magnetic coupling
US4967385A (en) * 1987-05-29 1990-10-30 J.I. Case Company Electronic control system for powershift transmission
JP2625747B2 (en) * 1987-08-21 1997-07-02 トヨタ自動車株式会社 Hydraulic control device for belt-type continuously variable transmission for vehicles
US4914592A (en) * 1987-12-03 1990-04-03 Trw Inc. Apparatus for controlling a steering-by-driving system
JPH01226697A (en) * 1988-03-03 1989-09-11 Kobe Steel Ltd Operating reaction force controller for winch
US4852680A (en) 1988-04-07 1989-08-01 J. I. Case Company Vehicle anti-theft system with remote security module
FR2631298A1 (en) * 1988-05-11 1989-11-17 Raimbault Patrice Anti-theft device for vehicles equipped with hydraulic or pneumatic locomotion and/or actuating means
USD316393S (en) 1988-07-25 1991-04-23 Clark Equipment Company Vehicle monitoring display panel
JPH0611273Y2 (en) * 1988-08-03 1994-03-23 自動車機器株式会社 Hydraulic booster
JPH02109743A (en) * 1988-10-19 1990-04-23 Aisin Seiki Co Ltd Constant speed running control device
US5058451A (en) * 1988-11-11 1991-10-22 Kabushiki Kaisha Kobe Seiko Sho Control lever apparatus and actuator operation apparatus
US5156065A (en) * 1988-11-11 1992-10-20 Kabushiki Kaisha Kobe Seiko Sho Control lever apparatus and actuator operation apparatus
JP2698834B2 (en) 1988-11-22 1998-01-19 株式会社日立製作所 Non-volatile storage device
US4958289A (en) * 1988-12-14 1990-09-18 General Electric Company Aircraft propeller speed control
JPH0792142B2 (en) * 1989-01-31 1995-10-09 日産自動車株式会社 Shift hydraulic pressure control device for automatic transmission
US4913190A (en) * 1989-04-24 1990-04-03 Deere & Company Detent mechanism for a control valve
JPH0326639U (en) 1989-07-25 1991-03-18
USD327858S (en) 1990-11-29 1992-07-14 The Raymond Corporation Material handling vehicle display panel
US5054599A (en) * 1990-12-24 1991-10-08 Caterpillar Inc. End of fill detector for a hydraulic clutch
JP3195989B2 (en) * 1990-12-31 2001-08-06 帝人製機株式会社 Crawler vehicle traveling hydraulic circuit
USD349677S (en) 1991-04-25 1994-08-16 Raymond Corporation Front face of an operator display panel for a material handling vehicle
USD337962S (en) 1991-04-25 1993-08-03 Raymond Corporation Material handling vehicle operator display
EP0517426B1 (en) * 1991-06-03 1996-07-17 New Holland U.K. Limited Wheel speed calibration and slip override disable
JPH0798122B2 (en) 1991-07-12 1995-10-25 動力炉・核燃料開発事業団 Regeneration method of spent solvent generated from nuclear fuel cycle
US5260875A (en) 1991-08-20 1993-11-09 Micro-Trak System, Inc. Networked agricultural monitoring and control system
US5195864A (en) * 1991-08-28 1993-03-23 Case Corporation Hydraulic system for a wheel loader
JP2708293B2 (en) 1991-08-28 1998-02-04 ローム株式会社 Multiple meter drive
US5189940A (en) * 1991-09-13 1993-03-02 Caterpillar Inc. Method and apparatus for controlling an implement
US5467541A (en) * 1991-09-26 1995-11-21 Caterpillar Inc. Electronic implement control
KR950009324B1 (en) * 1991-11-26 1995-08-19 삼성중공업주식회사 Automatic control method and device of actuator for excavator
US5273085A (en) * 1992-01-22 1993-12-28 Tokheim Corporation Fluid exchanger with fluid reconciliation
US5506771A (en) * 1992-08-27 1996-04-09 Eaton Corporation Start gear ratio control system and method
JPH06206471A (en) 1992-09-16 1994-07-26 Caterpillar Inc Computorized monitor system having programmable gage
JPH06201407A (en) 1992-09-16 1994-07-19 Caterpillar Inc Method and apparatus for displaying sensor output in diagnostic system
US5245893A (en) * 1992-10-02 1993-09-21 General Motors Corporation Transmission detent shift control with acceleration-based compensation
DE4239711B4 (en) 1992-11-26 2005-03-31 Robert Bosch Gmbh Method and device for controlling a vehicle
USD364107S (en) 1993-01-19 1995-11-14 Universal Aqua Technologies, Inc. Control panel for a water filtration system
GB2290170B (en) 1993-02-03 1996-08-14 A Dec Inc Control panel with sealed switch keypad
EP0638690B1 (en) * 1993-02-09 1999-09-08 Hitachi Construction Machinery Co., Ltd. Hydraulic driving device for a construction machine
US5356238A (en) * 1993-03-10 1994-10-18 Cedarapids, Inc. Paver with material supply and mat grade and slope quality control apparatus and method
USD354948S (en) 1993-03-12 1995-01-31 Moodie James J Electronic automobile routing system for storing and retrieving travel instructions and information
USD364840S (en) 1993-03-26 1995-12-05 Zexel Corporation Console for vehicle navigation system
US5420565A (en) * 1993-05-26 1995-05-30 Chrysler Corporation Electronic PRNODDL display system
KR950001446A (en) * 1993-06-30 1995-01-03 경주현 How to control automatic repetitive work of excavator
KR950001445A (en) * 1993-06-30 1995-01-03 경주현 How to maintain swing speed of excavator and speed ratio of boom
US5448028A (en) 1993-12-10 1995-09-05 Davidson Textron, Inc. Armrest electrical switch arrangement with soft interior trim panel
US5778329A (en) * 1993-12-30 1998-07-07 Agco Corporation Powershift transmission system with torque-mapped shifts
US6546363B1 (en) * 1994-02-15 2003-04-08 Leroy G. Hagenbuch Apparatus for tracking and recording vital signs and task-related information of a vehicle to identify operating patterns
US5425431A (en) 1994-02-18 1995-06-20 Clark Equipment Company Interlock control system for power machine
US5572652A (en) * 1994-04-04 1996-11-05 The United States Of America As Represented By The Secretary Of The Navy System and method for monitoring and controlling one or more computer sites
USD382569S (en) 1994-09-16 1997-08-19 Same Deuitz-Fahr S.P.A. Check and display panel for electronic control units of agricultural tractors
CA2141624C (en) 1994-10-07 2000-05-23 James M. Simmons, Jr. Lift truck diagnostics
US5537818A (en) * 1994-10-31 1996-07-23 Caterpillar Inc. Method for controlling an implement of a work machine
US5547039A (en) 1994-11-25 1996-08-20 New Holland North America, Inc. Security and safety interlocks for a loader
US5531190A (en) * 1994-12-09 1996-07-02 Sauer Inc. Electrohydraulic fan control
US5687081A (en) 1994-12-30 1997-11-11 Crown Equipment Corporation Lift truck control system
USD371345S (en) 1995-01-13 1996-07-02 Pc Phone, Inc. Computer with integrated telephone
GB9503854D0 (en) * 1995-02-25 1995-04-19 Ultra Hydraulics Ltd Electrohydraulic proportional control valve assemblies
US5590731A (en) * 1995-05-05 1997-01-07 Clark Equipment Company Hydraulic control system providing proportional movement to an attachment of a power machine
US5586620A (en) 1995-05-12 1996-12-24 Crown Equipment Corporation Remote viewing apparatus for fork lift trucks
US6446682B1 (en) * 1995-06-06 2002-09-10 James P. Viken Auto-loading fluid exchanger and method of use
US5680099A (en) 1995-06-30 1997-10-21 The Raymond Corporation Vehicle steering display-controller
US5642653A (en) * 1995-10-23 1997-07-01 Caterpillar Inc. Method and apparatus for providing detents on an electronic control handle
US5683071A (en) * 1995-11-01 1997-11-04 Caterpillar Inc. Apparatus for controlling selectively engageable detents in a pilot controller
KR100328218B1 (en) * 1996-04-30 2002-06-26 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 Operation method selection device and method of hydraulic construction machine
US5868230A (en) * 1996-05-28 1999-02-09 Komatsu America International Company Hydraulic motion control valve and lever
US5957213A (en) * 1996-05-30 1999-09-28 Clark Equipment Company Intelligent attachment to a power tool
US5854988A (en) 1996-06-05 1998-12-29 Topcon Laser Systems, Inc. Method for controlling an excavator
US5711391A (en) * 1996-06-17 1998-01-27 Clark Equipment Company Auxiliary interlock control system for power machine
USD401545S (en) 1996-07-30 1998-11-24 Mercedes-Benz Ag Center portion of a vehicle instrument panel
JPH1068142A (en) * 1996-08-28 1998-03-10 Shin Caterpillar Mitsubishi Ltd Cooling device of construction machinery
EP0905325A4 (en) * 1996-12-12 2000-05-31 Caterpillar Mitsubishi Ltd Control device of construction machine
US5821631A (en) 1997-02-07 1998-10-13 Clark Equipment Company Keyless ignition system with delayed security
US5768811A (en) * 1997-02-19 1998-06-23 Vermeer Manufacturing Company System and process for controlling an excavation implement
US5918195A (en) * 1997-05-08 1999-06-29 Case Corporation Calibration of a command device in control system
US5924954A (en) * 1997-08-27 1999-07-20 General Motors Corporation Continuously variable transmission and control
GB9721907D0 (en) * 1997-10-17 1997-12-17 Ultronics Limited A joystick actuator
US5995026A (en) * 1997-10-21 1999-11-30 Compaq Computer Corporation Programmable multiple output force-sensing keyboard
US6061617A (en) 1997-10-21 2000-05-09 Case Corporation Adaptable controller for work vehicle attachments
US5979257A (en) * 1997-12-01 1999-11-09 Chrysler Corporation Automated manual transmission mode selection controller
US5993350A (en) * 1997-12-01 1999-11-30 Lawrie; Robert E. Automated manual transmission clutch controller
US6004092A (en) * 1998-02-06 1999-12-21 The Heil Co. Swinging arm loading refuse collection vehicle arm restraint
JPH11285107A (en) * 1998-03-30 1999-10-15 Nissan Motor Co Ltd Hydraulic device for transmission of hybrid vehicle
USD412157S (en) 1998-04-27 1999-07-20 Stevenson David L Data display unit
GB9809627D0 (en) * 1998-05-07 1998-07-01 Specialist Vehicles Limited Refuse vehicle engine control
WO1999063232A1 (en) * 1998-06-05 1999-12-09 J. Otto Byers & Associates Servo positioning system
US6030169A (en) * 1998-08-07 2000-02-29 Clark Equipment Company Remote attachment control device for power machine
US6577909B1 (en) * 1999-03-31 2003-06-10 Caterpillar Inc. Method for automatically shutting down a machine during an operator's absence
US6371885B1 (en) * 1999-04-01 2002-04-16 Komatsu Ltd. Working vehicle and vehicle speed control method thereof, variable power engine and power setting method thereof, and vehicle with variable power engine and power control method thereof
US6202014B1 (en) * 1999-04-23 2001-03-13 Clark Equipment Company Features of main control computer for a power machine
US6060981A (en) 1999-04-23 2000-05-09 Caterpillar Inc. Vehicle security system for unattended idle operations
US6343237B1 (en) * 1999-06-04 2002-01-29 Clark Equipment Company User interface functionality for power machine control system
US6493616B1 (en) * 1999-08-13 2002-12-10 Clark Equipment Company Diagnostic and control unit for power machine
JP4285866B2 (en) * 1999-12-22 2009-06-24 株式会社小松製作所 Hydraulically driven cooling fan
US6330799B1 (en) * 2000-01-26 2001-12-18 Probir Chatterjea Adaptive cooling system control system
US6923285B1 (en) * 2000-02-01 2005-08-02 Clark Equipment Company Attachment control device
US6634383B2 (en) * 2001-12-14 2003-10-21 Caterpillar Inc. Magnetic detent assist assembly
JP2003260950A (en) * 2002-03-06 2003-09-16 Iseki & Co Ltd Power vehicle
US20030197420A1 (en) * 2002-04-19 2003-10-23 Farmers' Factory Company Attachment for skid steer loader or other similar work vehicle having local fluid power system
US7140830B2 (en) * 2003-01-14 2006-11-28 Cnh America Llc Electronic control system for skid steer loader controls

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606313A (en) * 1980-10-09 1986-08-19 Hitachi Construction Machinery Co., Ltd. Method of and system for controlling hydraulic power system
US5134853A (en) * 1988-05-10 1992-08-04 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for construction machines
US5186000A (en) * 1988-05-10 1993-02-16 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for construction machines
US5048293A (en) * 1988-12-29 1991-09-17 Hitachi Construction Machinery Co., Ltd. Pump controlling apparatus for construction machine
US5079919A (en) * 1989-03-30 1992-01-14 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for crawler mounted vehicle
US5267440A (en) * 1990-09-11 1993-12-07 Hitachi Construction Machinery Co., Ltd. Hydraulic control system for construction machine
US5974367A (en) * 1991-10-21 1999-10-26 Bianco; James S. Electronic lock system and use thereof
US5386697A (en) * 1992-08-04 1995-02-07 Marrel Unit for controlling a plurality of hydraulic actuators
US5467829A (en) * 1993-11-30 1995-11-21 Caterpillar Inc. Automatic lift and tip coordination control system and method of using same
US5711508A (en) * 1995-06-07 1998-01-27 Itt Automotive, Inc. Quick connect fluid coupling equipped with check valve and service valve

Also Published As

Publication number Publication date
CA2369813A1 (en) 2000-11-02
EP1259937A4 (en) 2006-05-24
EP1259937A2 (en) 2002-11-27
US7496441B2 (en) 2009-02-24
AU4657300A (en) 2000-11-10
US7142967B2 (en) 2006-11-28
WO2000064231A2 (en) 2000-11-02
US6785596B2 (en) 2004-08-31
US20030149518A1 (en) 2003-08-07
US20010007087A1 (en) 2001-07-05
US6202014B1 (en) 2001-03-13
JP2002542415A (en) 2002-12-10
KR20020008160A (en) 2002-01-29
US20070038355A1 (en) 2007-02-15

Similar Documents

Publication Publication Date Title
WO2000064231A3 (en) Features of main control computer for a power machine
AU7817598A (en) Electro-hydraulic well tool actuator
AU2003256853A1 (en) Actuator control system for hydraulic devices
GB2306705B (en) Method for controlling the operation of power excavator
WO2000074967A3 (en) Method for operating a transmission device
AU1932800A (en) Proportional actuator for proportional control devices
AU7559498A (en) A method for supervision of the movement control of a manipulator
AU5270196A (en) Hydraulic control arrangement
AU6469798A (en) Hydraulically operated variable valve control mechanism
AU7026700A (en) Fluid operated actuator for robots
AU2001245561A1 (en) Distributed machine control software architecture
AU2567597A (en) Hydraulic control valve
AU7730796A (en) Controlled force actuator system
EP0734992A3 (en) Servo control for hydraulic elevator
AU1882299A (en) Hydraulic lift actuating device
AU2001226342A1 (en) Task control block for a computing environment
AU2252497A (en) Controlled force actuator system
AU4580000A (en) A control pedal assembly
AU2002358634A1 (en) Method to control an actuator
AU2169701A (en) Control of a multi-carrier power amplifier
AU1744197A (en) Electro-hydraulic servovalve having mechanical feedback
AU1872799A (en) Method for controlling devices connected to a central controller, and a corresponding controller
AU2001245483A1 (en) System for controlling hydraulic actuator
EP0707151A3 (en) An hydraulic circuit controlling an actuator
AU7150198A (en) Control system including circuitry to determine a power state

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A2

Designated state(s): AU CA JP KR

AL Designated countries for regional patents

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE

121 Ep: the epo has been informed by wipo that ep was designated in this application
DFPE Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)
ENP Entry into the national phase

Ref document number: 2369813

Country of ref document: CA

Kind code of ref document: A

Ref document number: 2000 613236

Country of ref document: JP

Kind code of ref document: A

Ref document number: 2369813

Country of ref document: CA

WWE Wipo information: entry into national phase

Ref document number: 1020017013556

Country of ref document: KR

REEP Request for entry into the european phase

Ref document number: 2000928316

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2000928316

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 46573/00

Country of ref document: AU

AK Designated states

Kind code of ref document: A3

Designated state(s): AU CA JP KR

AL Designated countries for regional patents

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE

WWP Wipo information: published in national office

Ref document number: 1020017013556

Country of ref document: KR

WWP Wipo information: published in national office

Ref document number: 2000928316

Country of ref document: EP

WWW Wipo information: withdrawn in national office

Ref document number: 1020017013556

Country of ref document: KR