ITTO940972A0 - Sistema di controllo automatico per il coordinamento di sollevamento ed inclinazione e suo procedimento d'uso. - Google Patents

Sistema di controllo automatico per il coordinamento di sollevamento ed inclinazione e suo procedimento d'uso.

Info

Publication number
ITTO940972A0
ITTO940972A0 ITTO940972A ITTO940972A ITTO940972A0 IT TO940972 A0 ITTO940972 A0 IT TO940972A0 IT TO940972 A ITTO940972 A IT TO940972A IT TO940972 A ITTO940972 A IT TO940972A IT TO940972 A0 ITTO940972 A0 IT TO940972A0
Authority
IT
Italy
Prior art keywords
coordination
inclination
lifting
control system
automatic control
Prior art date
Application number
ITTO940972A
Other languages
English (en)
Inventor
James C Barton
Kewin J Lueschow
Kenneth L Stratton
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Publication of ITTO940972A0 publication Critical patent/ITTO940972A0/it
Publication of ITTO940972A1 publication Critical patent/ITTO940972A1/it
Application granted granted Critical
Publication of IT1267634B1 publication Critical patent/IT1267634B1/it

Links

Classifications

    • 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
    • E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Vehicle Body Suspensions (AREA)
IT94TO000972A 1993-11-30 1994-11-29 Sistema di controllo automatico per il coordinamento di sollevamento ed inclinazione e suo procedimento d'uso. IT1267634B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/159,275 US5467829A (en) 1993-11-30 1993-11-30 Automatic lift and tip coordination control system and method of using same

Publications (3)

Publication Number Publication Date
ITTO940972A0 true ITTO940972A0 (it) 1994-11-29
ITTO940972A1 ITTO940972A1 (it) 1996-05-29
IT1267634B1 IT1267634B1 (it) 1997-02-07

Family

ID=22571853

Family Applications (1)

Application Number Title Priority Date Filing Date
IT94TO000972A IT1267634B1 (it) 1993-11-30 1994-11-29 Sistema di controllo automatico per il coordinamento di sollevamento ed inclinazione e suo procedimento d'uso.

Country Status (4)

Country Link
US (1) US5467829A (it)
JP (1) JPH07189287A (it)
DE (1) DE4442689B4 (it)
IT (1) IT1267634B1 (it)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5621643A (en) * 1991-04-12 1997-04-15 Komatsu Ltd. Dozing system for bulldozers
US5620053A (en) * 1994-01-28 1997-04-15 Komatsu, Ltd. Blade apparatus and its control method in bulldozer
US5560431A (en) * 1995-07-21 1996-10-01 Caterpillar Inc. Site profile based control system and method for an earthmoving implement
US5950141A (en) * 1996-02-07 1999-09-07 Komatsu Ltd. Dozing system for bulldozer
US6058342A (en) * 1996-07-25 2000-05-02 Case Corporation Precision control of implement position/motion
US5685377A (en) * 1996-09-05 1997-11-11 Caterpillar Inc. Auto-return function for a bulldozer ripper
US5769168A (en) * 1996-09-05 1998-06-23 Caterpillar Inc. Blade tilt angle limiting function for a bulldozer
KR19980028699A (ko) * 1996-10-23 1998-07-15 이해규 상하역 장비의 마스트 경사안정화 장치 및 방법
JPH10147953A (ja) * 1996-11-18 1998-06-02 Komatsu Ltd ブルドーザのドージング装置
JP3763638B2 (ja) * 1997-05-15 2006-04-05 株式会社小松製作所 ブルドーザのドージング装置
US6129155A (en) * 1998-12-02 2000-10-10 Caterpillar Inc. Method and apparatus for controlling a work implement having multiple degrees of freedom
US6374153B1 (en) * 1999-03-31 2002-04-16 Caterpillar Inc. Apparatus and method for providing coordinated control of a work implement
US6374147B1 (en) 1999-03-31 2002-04-16 Caterpillar Inc. Apparatus and method for providing coordinated control of a work implement
US6202014B1 (en) 1999-04-23 2001-03-13 Clark Equipment Company Features of main control computer for a power machine
US6434437B1 (en) 1999-12-02 2002-08-13 Caterpillar Inc. Boom extension and boom angle control for a machine
US6473679B1 (en) 1999-12-10 2002-10-29 Caterpillar Inc. Angular velocity control and associated method for a boom of a machine
US6845311B1 (en) 2003-11-04 2005-01-18 Caterpillar Inc. Site profile based control system and method for controlling a work implement
US7093383B2 (en) * 2004-03-26 2006-08-22 Husco International Inc. Automatic hydraulic load leveling system for a work vehicle
US7460941B2 (en) * 2004-09-29 2008-12-02 Caterpillar Inc. Slope-limited retarding control for a propelled machine
US7293376B2 (en) * 2004-11-23 2007-11-13 Caterpillar Inc. Grading control system
US20060124323A1 (en) * 2004-11-30 2006-06-15 Caterpillar Inc. Work linkage position determining system
US7857070B2 (en) * 2006-04-18 2010-12-28 Deere & Company Control system using a single proportional valve
US7725234B2 (en) * 2006-07-31 2010-05-25 Caterpillar Inc. System for controlling implement position
KR20080055185A (ko) * 2006-12-14 2008-06-19 현대자동차주식회사 가변 밸브 제어 시스템
US20080257569A1 (en) * 2007-04-17 2008-10-23 Chris Foster Electronic draft control for trailed implements
US20080257570A1 (en) * 2007-04-17 2008-10-23 Johnny Keplinger Electronic draft control for semi-trailed implements
US8406963B2 (en) * 2009-08-18 2013-03-26 Caterpillar Inc. Implement control system for a machine
US8688331B2 (en) * 2009-12-18 2014-04-01 Agco Corporation Method to enhance performance of sensor-based implement height control
US8275524B2 (en) * 2009-12-23 2012-09-25 Caterpillar Inc. System and method for limiting operator control of an implement
DE102010023435A1 (de) * 2010-06-11 2011-12-15 Toni Kiesel Verfahren zur Ansteuerung eines hydraulisch bewegbaren Auslegers eines Arbeitsgerätes sowie ein Arbeitsgerät
US8983739B2 (en) 2012-11-30 2015-03-17 Caterpillar Inc. Real time pull-slip curve modeling in large track-type tractors
US9429174B1 (en) 2013-03-15 2016-08-30 Clark Equipment Company Enabling valve having separate float and lift down positions
US20140320293A1 (en) * 2014-07-08 2014-10-30 Caterpillar Inc. Operator alert and height limitation system for load carrying machines
US9222237B1 (en) 2014-08-19 2015-12-29 Caterpillar Trimble Control Technologies Llc Earthmoving machine comprising weighted state estimator
US9580104B2 (en) 2014-08-19 2017-02-28 Caterpillar Trimble Control Technologies Llc Terrain-based machine comprising implement state estimator
CN106604886B (zh) 2014-09-15 2019-06-18 克朗设备公司 具有光学货物感测结构的叉车
JP6552279B2 (ja) * 2015-05-29 2019-07-31 鹿島道路株式会社 路面切削機械及び切削方法
US10066370B2 (en) * 2015-10-19 2018-09-04 Caterpillar Inc. Sensor fusion for implement position estimation and control
US10407867B2 (en) 2016-06-22 2019-09-10 Caterpillar Inc. Hydraulic lift cylinder mounting arrangement for track-type tractors
US10865542B2 (en) 2018-01-25 2020-12-15 Caterpillar Inc. Grading control system using machine linkages
CN110644544B (zh) * 2019-09-03 2022-02-11 安徽雄康建设工程有限公司 一种地基填平用小土包推平设备
US11939741B2 (en) 2019-10-28 2024-03-26 Deere & Company Apparatus and method for controlling an attachment coupler for a work vehicle

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166506A (en) * 1975-06-30 1979-09-04 Kabushiki Kaisha Komatsu Seisakusho Controlling apparatus for bulldozer blade
JPS54112503A (en) * 1978-02-02 1979-09-03 Komatsu Mfg Co Ltd Blade automatic controller of bulldozer
US4352398A (en) * 1980-02-27 1982-10-05 International Harvester Co. Circuit for pitch and tilt of dozer blade
US4505339A (en) * 1980-02-27 1985-03-19 Dresser Industries, Inc. Hydraulic control for a dozer blade
US4715012A (en) * 1980-10-15 1987-12-22 Massey-Ferguson Services N.V. Electronic tractor control
JPH01192921A (ja) * 1988-01-27 1989-08-03 Caterpillar Inc 建設機械の作業機位置制御装置
DE3827619A1 (de) * 1988-08-14 1990-02-15 Peter Pertl Sensorgesteuerte nachfuehreinrichtung, insbesondere zum nivellieren von bodenflaechen
JPH0830426B2 (ja) * 1988-08-23 1996-03-27 株式会社小松製作所 シュースリップに基づくエンジン出力制御方法
JP2580351B2 (ja) * 1989-12-28 1997-02-12 株式会社小松製作所 衝撃リッパの自動制御装置
US5214916A (en) * 1992-01-13 1993-06-01 Caterpillar Inc. Control system for a hydraulic work vehicle

Also Published As

Publication number Publication date
DE4442689A1 (de) 1995-06-01
DE4442689B4 (de) 2008-08-07
JPH07189287A (ja) 1995-07-28
IT1267634B1 (it) 1997-02-07
ITTO940972A1 (it) 1996-05-29
US5467829A (en) 1995-11-21

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Legal Events

Date Code Title Description
0001 Granted