DE4497127T1 - Steuerung mit mehreren Variablen für Verbindungen bzw. Verbindungsglieder mit mehreren Freiheitsgraden - Google Patents

Steuerung mit mehreren Variablen für Verbindungen bzw. Verbindungsglieder mit mehreren Freiheitsgraden

Info

Publication number
DE4497127T1
DE4497127T1 DE4497127T DE4497127T DE4497127T1 DE 4497127 T1 DE4497127 T1 DE 4497127T1 DE 4497127 T DE4497127 T DE 4497127T DE 4497127 T DE4497127 T DE 4497127T DE 4497127 T1 DE4497127 T1 DE 4497127T1
Authority
DE
Germany
Prior art keywords
freedom
connections
control
connecting links
several degrees
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.)
Withdrawn
Application number
DE4497127T
Other languages
English (en)
Inventor
Michael S Lukich
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.)
Caterpillar Inc
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 DE4497127T1 publication Critical patent/DE4497127T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/008Reduction of noise or vibration
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/42Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/431Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • E02F3/434Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like providing automatic sequences of movements, e.g. automatic dumping or loading, automatic return-to-dig
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20Drives; Control devices
    • E02F9/2025Particular purposes of control systems not otherwise provided for
    • E02F9/2037Coordinating the movements of the implement and of the frame
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20Drives; Control devices
    • E02F9/22Hydraulic or pneumatic drives
    • E02F9/2203Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20Drives; Control devices
    • E02F9/22Hydraulic or pneumatic drives
    • E02F9/2221Control of flow rate; Load sensing arrangements
DE4497127T 1993-06-28 1994-05-02 Steuerung mit mehreren Variablen für Verbindungen bzw. Verbindungsglieder mit mehreren Freiheitsgraden Withdrawn DE4497127T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/082,644 US5383390A (en) 1993-06-28 1993-06-28 Multi-variable control of multi-degree of freedom linkages
PCT/US1994/004888 WO1995008677A1 (en) 1993-06-28 1994-05-02 Multi-variable control of multi-degree of freedom linkages

Publications (1)

Publication Number Publication Date
DE4497127T1 true DE4497127T1 (de) 1995-11-23

Family

ID=22172477

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4497127T Withdrawn DE4497127T1 (de) 1993-06-28 1994-05-02 Steuerung mit mehreren Variablen für Verbindungen bzw. Verbindungsglieder mit mehreren Freiheitsgraden

Country Status (5)

Country Link
US (1) US5383390A (de)
JP (1) JP3614171B2 (de)
DE (1) DE4497127T1 (de)
SE (1) SE506338C2 (de)
WO (1) WO1995008677A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07268897A (ja) * 1994-03-23 1995-10-17 Caterpillar Inc 自己適合性掘削制御システムとその方法
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
KR100328218B1 (ko) * 1996-04-30 2002-06-26 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 유압식건설기계의조작방식선택장치및방법
US6050090A (en) * 1996-06-11 2000-04-18 Kabushiki Kaisha Kobe Seiko Sho Control apparatus for hydraulic excavator
US6025686A (en) * 1997-07-23 2000-02-15 Harnischfeger Corporation Method and system for controlling movement of a digging dipper
DE19743801A1 (de) * 1997-10-02 1999-04-08 Claas Selbstfahr Erntemasch Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbstfahrenden Erntemaschine
US6233511B1 (en) 1997-11-26 2001-05-15 Case Corporation Electronic control for a two-axis work implement
US6115660A (en) * 1997-11-26 2000-09-05 Case Corporation Electronic coordinated control for a two-axis work implement
US5953977A (en) * 1997-12-19 1999-09-21 Carnegie Mellon University Simulation modeling of non-linear hydraulic actuator response
DK0985629T3 (da) * 1998-09-08 2001-09-24 Palfinger Ag Kran
US6129155A (en) * 1998-12-02 2000-10-10 Caterpillar Inc. Method and apparatus for controlling a work implement having multiple degrees of freedom
US6257118B1 (en) 1999-05-17 2001-07-10 Caterpillar Inc. Method and apparatus for controlling the actuation of a hydraulic cylinder
DE10040395A1 (de) 1999-09-14 2001-03-22 Caterpillar Inc Hydraulisches Steuersystem zum Verbessern des Pumpenansprechens und der Dynamischen Übereinstimmung von Pumpe und Ventil
FR2822483B1 (fr) * 2001-03-22 2003-07-18 Volvo Compact Equipment Sa Engin de travaux publics du type chargeuse
US20030196434A1 (en) * 2001-12-11 2003-10-23 Brown Bryan D. Multi-circuit flow ratio control
EP1416095B1 (de) * 2002-10-31 2011-10-12 Deere & Company Arbeitsfahrzeug, insbesondere ein Tieflöffelbagger und/oder ein Fahrzeug mit einem Frontlader
US8109197B1 (en) 2008-06-18 2012-02-07 Arnold Peterson Hydraulic control system and method
US8069772B1 (en) * 2008-06-18 2011-12-06 Arnold Peterson Systems and methods for controlling hydraulic actuators
US20120253609A1 (en) * 2011-03-31 2012-10-04 Caterpillar Inc. Proportional control using state space based scheduling
WO2018085553A1 (en) 2016-11-02 2018-05-11 Clark Equipment Company System and method for defining a zone of operation for a lift arm
US20180252243A1 (en) * 2017-03-03 2018-09-06 Husco International, Inc. Systems and methods for dynamic response on mobile machines
US10634442B2 (en) * 2018-01-17 2020-04-28 Cubic Corporation Light gun breech position detector

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
US3789739A (en) * 1971-08-02 1974-02-05 Cessna Aircraft Co Remote hydraulic control
JPS5238323B2 (de) * 1971-12-27 1977-09-28
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
US4109812A (en) * 1977-03-25 1978-08-29 Caterpillar Tractor Co. Dump control for loaders
SE440129B (sv) * 1979-06-20 1985-07-15 Akermans Verkstad Ab Anordning for att reducera kolvhastigheten i en cylinder, da kolven nermar sig endlegena
JPS57197334A (en) * 1981-05-26 1982-12-03 Komatsu Ltd Electric oil pressure controller for construction vehicle
JPS59118929A (ja) * 1982-12-24 1984-07-09 Kubota Ltd 掘削作業車
US4643074A (en) * 1985-03-07 1987-02-17 Vickers, Incorporated Power transmission
US4844685A (en) * 1986-09-03 1989-07-04 Clark Equipment Company Electronic bucket positioning and control system
US4893981A (en) * 1987-03-26 1990-01-16 Kabushiki Kaisha Komatsu Seisakusho Master/slave type manipulator
DE68913412T2 (de) * 1988-09-08 1994-09-29 Caterpillar Inc Intuitiver Steuerhebel für ein Arbeitsgerät.
GB2225127B (en) * 1988-11-18 1993-03-31 Kubota Ltd Pivotal movement control device for boom-equipped working machine
US5012722A (en) * 1989-11-06 1991-05-07 International Servo Systems, Inc. Floating coil servo valve
US5062264A (en) * 1990-07-24 1991-11-05 The University Of British Columbia Hydraulic control system
GB2250108B (en) * 1990-10-31 1995-02-08 Samsung Heavy Ind Control system for automatically controlling actuators of an excavator
GB2252642B (en) * 1990-12-31 1995-05-24 Samsung Heavy Ind System for automatically controlling operation of construction vehicle
US5195864A (en) * 1991-08-28 1993-03-23 Case Corporation Hydraulic system for a wheel loader
US5189940A (en) * 1991-09-13 1993-03-02 Caterpillar Inc. Method and apparatus for controlling an implement
KR950009324B1 (ko) * 1991-11-26 1995-08-19 삼성중공업주식회사 액츄에이터 작동속도 자동조절장치 및 그 제어방법
US5214916A (en) * 1992-01-13 1993-06-01 Caterpillar Inc. Control system for a hydraulic work vehicle

Also Published As

Publication number Publication date
US5383390A (en) 1995-01-24
WO1995008677A1 (en) 1995-03-30
SE506338C2 (sv) 1997-12-08
SE9501220L (sv) 1995-07-25
JP3614171B2 (ja) 2005-01-26
JPH08504909A (ja) 1996-05-28
SE9501220D0 (sv) 1995-04-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8607 Notification of search results after publication
8139 Disposal/non-payment of the annual fee