DE3788232D1 - Kontrollsystem einer Kupplungseinrichtung für Schlepper. - Google Patents

Kontrollsystem einer Kupplungseinrichtung für Schlepper.

Info

Publication number
DE3788232D1
DE3788232D1 DE90118093T DE3788232T DE3788232D1 DE 3788232 D1 DE3788232 D1 DE 3788232D1 DE 90118093 T DE90118093 T DE 90118093T DE 3788232 T DE3788232 T DE 3788232T DE 3788232 D1 DE3788232 D1 DE 3788232D1
Authority
DE
Germany
Prior art keywords
tractors
control system
coupling device
coupling
control
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
DE90118093T
Other languages
English (en)
Other versions
DE3788232T2 (de
Inventor
Regis Bellanger
William James Graaskamp
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.)
AGCO SA
Original Assignee
Massey Ferguson SA
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 Massey Ferguson SA filed Critical Massey Ferguson SA
Publication of DE3788232D1 publication Critical patent/DE3788232D1/de
Application granted granted Critical
Publication of DE3788232T2 publication Critical patent/DE3788232T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/1006—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor
    • A01B63/1013—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor and being located inside the tractor body
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/1117—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements using a hitch position sensor
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/112—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to control draught load, i.e. tractive force
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/114—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to achieve a constant working depth

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Feedback Control In General (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Position Or Direction (AREA)
DE90118093T 1986-04-03 1987-03-18 Kontrollsystem einer Kupplungseinrichtung für Schlepper. Expired - Fee Related DE3788232T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868608194A GB8608194D0 (en) 1986-04-03 1986-04-03 Valve control system

Publications (2)

Publication Number Publication Date
DE3788232D1 true DE3788232D1 (de) 1993-12-23
DE3788232T2 DE3788232T2 (de) 1994-03-10

Family

ID=10595641

Family Applications (2)

Application Number Title Priority Date Filing Date
DE90118093T Expired - Fee Related DE3788232T2 (de) 1986-04-03 1987-03-18 Kontrollsystem einer Kupplungseinrichtung für Schlepper.
DE8787302289T Expired - Lifetime DE3771255D1 (de) 1986-04-03 1987-03-18 Ventilsteuerungsanordnung und ventilsteuerungsverfahren.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8787302289T Expired - Lifetime DE3771255D1 (de) 1986-04-03 1987-03-18 Ventilsteuerungsanordnung und ventilsteuerungsverfahren.

Country Status (7)

Country Link
US (1) US4907493A (de)
EP (2) EP0241161B1 (de)
JP (1) JPS6323004A (de)
BR (1) BR8702016A (de)
CA (1) CA1267585A (de)
DE (2) DE3788232T2 (de)
GB (2) GB8608194D0 (de)

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FR2649580B1 (fr) * 1989-07-13 1992-02-07 Defrancq Hubert Systeme d'attelage et de relevage pour un outil, notamment agricole, propre a etre monte a l'avant d'un tracteur
DE4012577C1 (de) * 1990-04-20 1991-04-18 Robert Bosch Gmbh, 7000 Stuttgart, De
EP0517426B1 (de) * 1991-06-03 1996-07-17 New Holland U.K. Limited Radgeschwindigkeitseichung mit Unterdrückung im Falle von Radschlupf
US5320186A (en) * 1991-06-03 1994-06-14 Ford New Holland, Inc. Draft control system with closed loop drop/raise rate control
US5424941A (en) * 1991-08-02 1995-06-13 Mosier Industries, Inc. Apparatus and method for positioning a pneumatic actuator
US5184578A (en) * 1992-03-05 1993-02-09 Borg-Warner Automotive Transmission & Engine Components Corporation VCT system having robust closed loop control employing dual loop approach having hydraulic pilot stage with a PWM solenoid
US5285715A (en) * 1992-08-06 1994-02-15 Hr Textron, Inc. Electrohydraulic servovalve with flow gain compensation
US6195604B1 (en) * 1996-09-09 2001-02-27 Agco Limited Tractor with monitoring system
GB9707201D0 (en) * 1997-04-09 1997-05-28 Agco Ltd Tractor electronic linkage control system
JP4140742B2 (ja) * 1997-08-07 2008-08-27 東京エレクトロン株式会社 圧力及び流量の制御方法並びにその装置
US5847530A (en) * 1997-08-28 1998-12-08 Barber Colman Systems and methods for torque control of actuator and brushless DC motor therein
US5872434A (en) * 1997-08-28 1999-02-16 Barber Colman Company Systems and methods for actuator power failure response
US5838124A (en) * 1997-08-28 1998-11-17 Barber Colman Systems and methods for braking of actuator and brushless DC motor therein
US6823249B2 (en) 1999-03-19 2004-11-23 Agco Limited Tractor with monitoring system
US6134494A (en) * 1999-04-20 2000-10-17 Case Corporation Automatic power takeoff control system
US6357334B1 (en) * 1999-08-31 2002-03-19 Tymac Controls Corporation Method and apparatus for the control of a die casting or similar machine
WO2001031205A1 (en) 1999-10-27 2001-05-03 Tol-O-Matic, Inc. Precision servo control system for a pneumatic actuator
GB0017417D0 (en) * 2000-07-14 2000-08-30 Marks Barfield Architects Housing structure
DK2339016T3 (da) 2002-03-29 2017-01-23 Danisco Us Inc Øget produktion af subtilisiner
US6842691B2 (en) * 2002-04-15 2005-01-11 Ford Global Technologies, Llc Cam synchronization algorithm for engine with variable cam timing
US6874708B2 (en) * 2003-02-13 2005-04-05 Illinois Tool Works Inc. Automatic air-assisted manifold mounted gun
EP2152732B1 (de) 2007-05-10 2012-03-21 Danisco US Inc. Modifiziertes ausscheidungssystem zur erhöhung der expression von polypeptiden in bakterien
DE102007039105B4 (de) 2007-08-18 2009-07-02 Sauer-Danfoss Aps Hubwerk und Verfahren zum Steuern eines Hubwerkes
JP5629584B2 (ja) 2007-12-21 2014-11-19 ダニスコ・ユーエス・インク バチルス内での促進されたタンパク質生成
JP5541540B2 (ja) * 2008-04-11 2014-07-09 イートン コーポレーション 複数の可変負荷を駆動するための、定容量ポンプを含む油圧システム及びその動作方法
AR076941A1 (es) 2009-06-11 2011-07-20 Danisco Us Inc Cepa de bacillus para una mayor produccion de proteina
US8573319B1 (en) * 2012-06-20 2013-11-05 Deere & Company Position and pressure depth control system for an agricultural implement
WO2015102814A1 (en) 2013-12-31 2015-07-09 Danisco Us Inc. Enhanced protein expression
KR102588719B1 (ko) 2014-12-16 2023-10-12 다니스코 유에스 인크. 향상된 단백질 발현
US20170369537A1 (en) 2014-12-19 2017-12-28 Danisco Us Inc. Enhanced protein expression

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829329A (en) * 1954-08-16 1958-04-01 Lawrence M Silva Servo control system
US3458791A (en) * 1966-11-30 1969-07-29 Gen Electric Adjustable speed drive system with friction compensation
US3821625A (en) * 1972-09-18 1974-06-28 Caterpillar Tractor Co Control circuit with deadband compensation for electrically actuated devices
US3874407A (en) * 1974-01-02 1975-04-01 Ray F Griswold Pulse width modulation control for valves
FR2279147A1 (fr) * 1974-05-06 1976-02-13 Cii Commande de positionnement a haute precision
US4007361A (en) * 1975-06-11 1977-02-08 United Technologies Corporation Adaptive control system using position feedback
US4132273A (en) * 1977-06-30 1979-01-02 International Harvester Company Tractor hitch control system having safety features
DD140391B1 (de) * 1978-11-30 1983-07-27 Rolf Rueger Verfahren zur geregelten einstellung physikalischer groessen
DE2927585C2 (de) * 1979-07-07 1983-06-09 Xaver Fendt & Co, 8952 Marktoberdorf Verfahren und Einrichtung zum Regeln der Arbeitstiefe eines von einer landwirtschaftlichen Zugmaschine, wie z.B. einem Schlepper getragenen Pfluges
US4343365A (en) * 1980-07-07 1982-08-10 Ford Motor Company Electrically operated hydraulic power lift system
US4341986A (en) * 1981-01-22 1982-07-27 The United States Of America As Represented By The Secretary Of The Navy Servo control system for the positioning of an apparatus
FR2503030A1 (fr) * 1981-04-01 1982-10-08 Anver Procede et dispositif de regulation electronique de la commande de deplacement d'un organe de machine
DE3207392C2 (de) * 1982-03-02 1985-01-10 Daimler-Benz Ag, 7000 Stuttgart Vorrichtung zur selbstanpassenden Stellungsregelung eines Stellgliedes
DE3379888D1 (en) * 1982-03-22 1989-06-29 Deere & Co Working depth control system for a vehicle with a ground working implement
JPS58174701A (ja) * 1982-04-07 1983-10-13 Diesel Kiki Co Ltd 油圧アクチユエ−タ装置
JPS58180805A (ja) * 1982-04-17 1983-10-22 Diesel Kiki Co Ltd 流体圧アクチユエ−タ装置
AU1587183A (en) * 1982-07-02 1984-01-05 Sperry Corp. Hydraulic valve with dual feedback control
US4502109A (en) * 1982-09-14 1985-02-26 Vickers, Incorporated Apparatus for estimating plural system variables based upon a single measured system variable and a mathematical system model
DE3316305C2 (de) * 1983-05-04 1986-09-04 Mannesmann Rexroth GmbH, 8770 Lohr Schaltungsanordnung zum Steuern eines von einem Schlepper gezogenen, mittels eines Hubzylinders der Höhe nach verstellbaren Anbaugeräts
DE3501568A1 (de) * 1984-03-15 1985-09-19 Mannesmann Rexroth GmbH, 8770 Lohr Verfahren zur regelung eines anbaugeraets an landwirtschaftlichen schleppern
US4540923A (en) * 1984-05-14 1985-09-10 General Motors Corporation Adaptive servomotor controller
US4628499A (en) * 1984-06-01 1986-12-09 Scientific-Atlanta, Inc. Linear servoactuator with integrated transformer position sensor
US4612489A (en) * 1984-12-20 1986-09-16 Vickers, Incorporated Power transmission
AU579424B2 (en) * 1984-12-20 1988-11-24 Vickers Incorporated Power transmission

Also Published As

Publication number Publication date
US4907493A (en) 1990-03-13
EP0414279B1 (de) 1993-11-18
EP0241161A1 (de) 1987-10-14
GB2188753A (en) 1987-10-07
EP0414279A2 (de) 1991-02-27
GB8706908D0 (en) 1987-04-29
CA1267585A (en) 1990-04-10
JPS6323004A (ja) 1988-01-30
GB8608194D0 (en) 1986-05-08
BR8702016A (pt) 1988-02-02
DE3771255D1 (de) 1991-08-14
EP0241161B1 (de) 1991-07-10
DE3788232T2 (de) 1994-03-10
EP0414279A3 (en) 1991-05-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGCO S.A., BEAUVAIS, FR

8339 Ceased/non-payment of the annual fee