IT1069232B - Regolazione di carico del motore di veicoli per lavoro agricolo con attrezzi operativi rotativi - Google Patents

Regolazione di carico del motore di veicoli per lavoro agricolo con attrezzi operativi rotativi

Info

Publication number
IT1069232B
IT1069232B IT83357/76A IT8335776A IT1069232B IT 1069232 B IT1069232 B IT 1069232B IT 83357/76 A IT83357/76 A IT 83357/76A IT 8335776 A IT8335776 A IT 8335776A IT 1069232 B IT1069232 B IT 1069232B
Authority
IT
Italy
Prior art keywords
vehicles
regulation
engine load
agricultural work
rotary operating
Prior art date
Application number
IT83357/76A
Other languages
English (en)
Original Assignee
Kubota 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 Kubota Ltd filed Critical Kubota Ltd
Application granted granted Critical
Publication of IT1069232B publication Critical patent/IT1069232B/it

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
    • A01B67/00—Devices for controlling the tractor motor by resistance of tools
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Agricultural Machines (AREA)
  • Operation Control Of Excavators (AREA)
IT83357/76A 1975-04-25 1976-04-23 Regolazione di carico del motore di veicoli per lavoro agricolo con attrezzi operativi rotativi IT1069232B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50051092A JPS51124502A (en) 1975-04-25 1975-04-25 Automatic depth controller

Publications (1)

Publication Number Publication Date
IT1069232B true IT1069232B (it) 1985-03-25

Family

ID=12877163

Family Applications (1)

Application Number Title Priority Date Filing Date
IT83357/76A IT1069232B (it) 1975-04-25 1976-04-23 Regolazione di carico del motore di veicoli per lavoro agricolo con attrezzi operativi rotativi

Country Status (9)

Country Link
US (1) US4077475A (it)
JP (1) JPS51124502A (it)
BE (1) BE840953A (it)
BR (1) BR7602551A (it)
CA (1) CA1064145A (it)
ES (1) ES447331A1 (it)
FR (1) FR2308295A1 (it)
GB (1) GB1534314A (it)
IT (1) IT1069232B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637474A (en) * 1974-11-05 1987-01-20 Leonard Willie B Tractor and towed implement with elevation control system for implement including pressure responsive valve actuator
JPS51129710A (en) * 1975-12-27 1976-11-11 Kubota Ltd Attachment for soil treating
JPS5435011A (en) * 1977-08-22 1979-03-14 Kubota Ltd Soil treating work machine
JPS5475309A (en) * 1977-11-28 1979-06-16 Kubota Ltd Earth treating working machine
US4173258A (en) * 1977-12-16 1979-11-06 Boulais Marcel J Laser beam level control with automatic override
JPS54162641U (it) * 1978-05-06 1979-11-14
US4221266A (en) * 1978-10-13 1980-09-09 International Harvester Company Digital memory depth tillage system
JPS5554805A (en) * 1978-10-20 1980-04-22 Yanmar Agricult Equip Electronic tractor
GB2042691B (en) * 1979-02-12 1983-07-20 Lely Nv C Van Der Motor vehicles for towing implements
JPS55111706A (en) * 1979-02-15 1980-08-28 Kubota Ltd Automatic lifting device of soil treating machine
US4549610A (en) * 1979-06-05 1985-10-29 Lely Cornelis V D Vehicle with front and rear steerable wheels individually driven by hydraulic motors
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
US4715012A (en) * 1980-10-15 1987-12-22 Massey-Ferguson Services N.V. Electronic tractor control
DE3047100A1 (de) * 1980-12-13 1982-07-22 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur schlupferkennung bei angebautem geraet
US4518044A (en) * 1982-03-22 1985-05-21 Deere & Company Vehicle with control system for raising and lowering implement
DE3378882D1 (en) * 1982-03-22 1989-02-16 Deere & Co Working depth control system for vehicle with ground working implement
US4503916A (en) * 1983-06-06 1985-03-12 Deere & Company Hybrid hitch control system
US4796712A (en) * 1987-09-03 1989-01-10 Ford Motor Company Draft load control systems
US4846283A (en) * 1987-09-08 1989-07-11 J. I. Case Company Engine-sensing draft control system with multiple feedback compensation mechanisms
US4807136A (en) * 1987-10-26 1989-02-21 Ford Motor Company Draft load measurement and control
US7954556B2 (en) * 2006-08-17 2011-06-07 Cnh America Llc Using a can bus engine torque/speed message as load feedback for implement draft control
US20080257570A1 (en) * 2007-04-17 2008-10-23 Johnny Keplinger Electronic draft control for semi-trailed implements
NL2006397C2 (nl) * 2011-03-15 2012-09-18 Alois Pa Ttinger Maschinenfabrik Gmbh Landbouwmachine.
FR2972600B1 (fr) * 2011-03-15 2014-03-28 Poettinger Alois Maschf Machine agricole avec au moins un rotor de travail du sol et/ou de traitement d'un produit ramasse, et dispositif commande de reglage en hauteur du rotor
US10064333B2 (en) * 2016-02-11 2018-09-04 Cnh Industrial America Llc Control method and apparatus for a rotor cage with actuated cage vanes in a harvester
EP3837941B1 (en) * 2019-12-19 2024-05-01 CNH Industrial Sweden AB Method for controlling an agricultural system
ES2969472T3 (es) * 2020-04-08 2024-05-20 Agco Corp Sistemas que comprenden implementos agrícolas conectados a enganches de elevación y sistemas y métodos de control relacionados

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313354A (en) * 1964-06-22 1967-04-11 Tadao Yamaoka Apparatus for automatically controlling the depth of soil tilled by agricultural tractors
DE2023346A1 (de) * 1970-05-13 1971-12-02 Bosch Gmbh Robert Elektronische Schlupfmessvorrichtung
US3674095A (en) * 1970-10-26 1972-07-04 Deere & Co Servo-control for an agricultural tractor hydraulic lift
JPS5235837B1 (it) * 1971-02-23 1977-09-12
US3732933A (en) * 1971-06-11 1973-05-15 Ford Motor Co Tractor hydraulic lift system
JPS4934766A (it) * 1972-07-31 1974-03-30
FR2226099A1 (it) * 1973-04-17 1974-11-15 County Commercial Cars Ltd
FI54981C (fi) * 1974-02-27 1979-04-10 Valmet Oy Regleringssystem foer traktor

Also Published As

Publication number Publication date
JPS51124502A (en) 1976-10-30
FR2308295B1 (it) 1981-09-04
BR7602551A (pt) 1976-10-19
BE840953A (fr) 1976-08-16
CA1064145A (en) 1979-10-09
GB1534314A (en) 1978-11-29
ES447331A1 (es) 1977-06-16
FR2308295A1 (fr) 1976-11-19
US4077475A (en) 1978-03-07

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