FR2139153A1 - - Google Patents

Info

Publication number
FR2139153A1
FR2139153A1 FR7218951A FR7218951A FR2139153A1 FR 2139153 A1 FR2139153 A1 FR 2139153A1 FR 7218951 A FR7218951 A FR 7218951A FR 7218951 A FR7218951 A FR 7218951A FR 2139153 A1 FR2139153 A1 FR 2139153A1
Authority
FR
France
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.)
Granted
Application number
FR7218951A
Other versions
FR2139153B1 (fr
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.)
Fiat SpA
Original Assignee
Fiat SpA
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 Fiat SpA filed Critical Fiat SpA
Publication of FR2139153A1 publication Critical patent/FR2139153A1/fr
Application granted granted Critical
Publication of FR2139153B1 publication Critical patent/FR2139153B1/fr
Expired 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
    • A01B59/00—Devices specially adapted for connection between animals or tractors and agricultural machines or implements
    • A01B59/06—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors
    • A01B59/066—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors of the type comprising at least two lower arms and one upper arm generally arranged in a triangle (e.g. three-point hitches)
    • A01B59/068—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors of the type comprising at least two lower arms and one upper arm generally arranged in a triangle (e.g. three-point hitches) the lower arms being lifted or lowered by power actuator means provided externally on the tractor
    • 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)
  • Zoology (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Fluid-Pressure Circuits (AREA)
FR7218951A 1971-05-27 1972-05-26 Expired FR2139153B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6878171 1971-05-27

Publications (2)

Publication Number Publication Date
FR2139153A1 true FR2139153A1 (fr) 1973-01-05
FR2139153B1 FR2139153B1 (fr) 1976-09-03

Family

ID=11310560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7218951A Expired FR2139153B1 (fr) 1971-05-27 1972-05-26

Country Status (4)

Country Link
US (1) US3750757A (fr)
DE (1) DE2225753C3 (fr)
FR (1) FR2139153B1 (fr)
GB (1) GB1392234A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2594626A1 (fr) * 1986-02-21 1987-08-28 Iseki Agricult Mach Dispositif de commande du roulement d'appareils pour travailler les sols
EP1726199A1 (fr) * 2005-05-23 2006-11-29 Deere & Company Attelage trois points pour un tracteur pour viticulture et/ou culture fruitère
IT202100002648A1 (it) * 2021-02-05 2022-08-05 Cnh Ind Italia Spa Veicolo agricolo o da lavoro dotato di un sollevatore idraulico

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838740A (en) * 1967-03-28 1974-10-01 T Rogers Vibrating ripper plow
DE2225858C2 (de) * 1972-05-27 1985-07-04 Klöckner-Humboldt-Deutz AG, 5000 Köln Landwirtschaftlich nutzbare Zugmaschine
US3846923A (en) * 1973-05-24 1974-11-12 C Whittier Variably adjustable ditching implement
JPS5330102A (en) * 1976-08-31 1978-03-22 Komatsu Mfg Co Ltd Device for automatically controlling blade of bulldozer
DE2827662C2 (de) * 1977-06-24 1984-10-25 Clayton Dewandre Co. Ltd., Lincoln Hydraulisches Hubsystem für landwirtschaftliche Zugfahrzeuge
US4160485A (en) * 1977-12-23 1979-07-10 Ford Motor Company Tractor with draft load control system
NL7804194A (nl) * 1978-04-20 1979-10-23 Lely Nv C Van Der Trekker met hefinrichting.
FR2448843A1 (fr) * 1979-02-16 1980-09-12 Lemoine Attelages Sa Attelage " trois points " utilisable aussi bien a l'avant qu'a l'arriere d'un vehicule industriel, agricole, pour travaux publics, ou forestier, par exemple un tracteur
JPS5914707A (ja) * 1982-07-16 1984-01-25 株式会社クボタ ロ−リング制御機構付作業車
JPS5980829A (ja) * 1982-10-29 1984-05-10 Kubota Ltd 整地スクレ−パ付きトラクタ
US4531589A (en) * 1983-02-15 1985-07-30 Williams Abbott R Retractable tiller for installation at side of tractor
US4892158A (en) * 1987-02-18 1990-01-09 J. I. Case Company Three point coupling arrangement for a tractor
AT387369B (de) * 1987-07-10 1989-01-10 Steyr Daimler Puch Ag Ackerschlepper mit hydraulischem hubwerk
US5733059A (en) * 1996-05-03 1998-03-31 Anderson; Edward E. Apparatus for coupling a cutting tool to a vehicle
US6196455B1 (en) * 1998-02-04 2001-03-06 Bruce N. Robinson Range and drop calculator for use with telescopic gun sights
GB2340724A (en) * 1998-08-24 2000-03-01 Caterpillar Inc Hitch assembly
DE19932612A1 (de) * 1999-07-13 2001-01-25 Deere & Co Verschwenkbarer Geräteanbau eines Kraftfahrzeugs
US6230817B1 (en) * 1999-08-10 2001-05-15 Case Corporation Hitch assembly for a work vehicle
US6293077B1 (en) * 2000-05-02 2001-09-25 Mtd Products Inc Deck attachment and lift system
FR2840764B1 (fr) * 2002-06-18 2005-01-07 Hubert Defrancq Dispositif pour ameliorer le suivi de relief par un outil agricole attele a un tracteur
EP1477052B1 (fr) * 2003-05-12 2013-08-21 Deere & Company Dispositif et méthode pour ajuster un accouplage trois points
US6971453B2 (en) * 2003-11-11 2005-12-06 Deere & Company Control system for a three point implement hitch assembly
US8903545B2 (en) * 2011-06-10 2014-12-02 Great Plains Manufacturing, Inc. Agricultural implement having hopper weighing system
US10299423B2 (en) 2013-12-11 2019-05-28 Cnh Industrial Canada, Ltd. Computer controlled hydraulic bleed sequence
CA2866045C (fr) 2013-12-11 2019-12-31 Cnh Industrial Canada, Ltd. Mise a niveau a distance d'instruments aratoires au moyen de valves a trois voies
US10070574B2 (en) 2014-12-02 2018-09-11 Cnh Industrial America Llc Agricultural tillage implement fold/raise and lower control
EP4171218A4 (fr) * 2020-06-26 2024-08-07 Agbotic Inc Appareil de chauffage de sol pour équipement agricole à portique modulaire
GB202214749D0 (en) * 2022-10-07 2022-11-23 Agco Int Gmbh Mobile machine with three point hitch

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US25512A (en) * 1859-09-20 Bung-hole borer and reamer
GB738881A (en) * 1953-05-26 1955-10-19 David Brown Tractors Eng Ltd An improvement in or relating to hydraulic lift mechanism for agricultural tractor-implement combinations
GB1246969A (en) * 1967-12-01 1971-09-22 Marshall Fowler Ltd Formerly M Improved tractor
US3627053A (en) * 1969-04-28 1971-12-14 Deere & Co Hydraulic power lift system for tractor and trailing implement
US3666019A (en) * 1969-10-07 1972-05-30 Case Co J I Row marking apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2594626A1 (fr) * 1986-02-21 1987-08-28 Iseki Agricult Mach Dispositif de commande du roulement d'appareils pour travailler les sols
EP1726199A1 (fr) * 2005-05-23 2006-11-29 Deere & Company Attelage trois points pour un tracteur pour viticulture et/ou culture fruitère
EP1900271A1 (fr) * 2005-05-23 2008-03-19 Deere & Company Structure d'appareil à trois points pour un tracteur destiné à la viticulture et/ou à l'arboriculture fruitière
IT202100002648A1 (it) * 2021-02-05 2022-08-05 Cnh Ind Italia Spa Veicolo agricolo o da lavoro dotato di un sollevatore idraulico
EP4039072A1 (fr) * 2021-02-05 2022-08-10 CNH Industrial Italia S.p.A. Véhicule agricole ou engin de travail équipé d'un élévateur hydraulique

Also Published As

Publication number Publication date
DE2225753A1 (de) 1972-12-07
GB1392234A (en) 1975-04-30
DE2225753C3 (de) 1981-03-19
US3750757A (en) 1973-08-07
FR2139153B1 (fr) 1976-09-03
DE2225753B2 (de) 1976-04-15

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse