ZA822827B - Tractor hitch - Google Patents

Tractor hitch

Info

Publication number
ZA822827B
ZA822827B ZA822827A ZA822827A ZA822827B ZA 822827 B ZA822827 B ZA 822827B ZA 822827 A ZA822827 A ZA 822827A ZA 822827 A ZA822827 A ZA 822827A ZA 822827 B ZA822827 B ZA 822827B
Authority
ZA
South Africa
Prior art keywords
yoke
draft
links
sway
lift
Prior art date
Application number
ZA822827A
Other languages
English (en)
Inventor
Carl Edwin Kittle
Richard Arthur Schafer
David Scott Price
Original Assignee
Deere & Co
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 Deere & Co filed Critical Deere & Co
Publication of ZA822827B publication Critical patent/ZA822827B/xx

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
    • A01B63/102—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means characterised by the location of the mounting on the tractor, e.g. on the rear part
    • 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
    • A01B59/04—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines pulled or pushed by a tractor
    • A01B59/042—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines pulled or pushed by a tractor having pulling means arranged on the rear part of the tractor
    • A01B59/043—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines pulled or pushed by a tractor having pulling means arranged on the rear part of the tractor supported at three points, e.g. by quick-release couplings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Agricultural Machines (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Soil Working Implements (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Transplanting Machines (AREA)
  • Sowing (AREA)
  • Control Of Eletrric Generators (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Amplifiers (AREA)
  • Catching Or Destruction (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
ZA822827A 1981-04-27 1982-04-26 Tractor hitch ZA822827B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/257,688 US4397359A (en) 1981-04-27 1981-04-27 Tractor hitch with yoke having pivotally supported upper end

Publications (1)

Publication Number Publication Date
ZA822827B true ZA822827B (en) 1983-12-28

Family

ID=22977331

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA822827A ZA822827B (en) 1981-04-27 1982-04-26 Tractor hitch

Country Status (14)

Country Link
US (1) US4397359A (xx)
EP (1) EP0063774B1 (xx)
JP (1) JPS57191107A (xx)
AT (1) ATE14496T1 (xx)
AU (1) AU542688B2 (xx)
CA (1) CA1184805A (xx)
CS (1) CS236855B2 (xx)
DE (1) DE3265029D1 (xx)
ES (1) ES511685A0 (xx)
FI (1) FI821432L (xx)
PL (1) PL131200B1 (xx)
RO (1) RO86927B (xx)
SU (1) SU1286101A3 (xx)
ZA (1) ZA822827B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499949A (en) * 1983-06-09 1985-02-19 Mobil Oil Corporation Combined surface and in situ tar sand bitumen production
NL8502749A (nl) * 1985-10-09 1986-06-02 Vliert Jakob Van De Weeginrichting geschikt voor aanbrenging tussen een trekker en een daardoor gedragen werktuig.
US4919215A (en) * 1989-03-22 1990-04-24 Deere & Company Hitch with anti-sway link
US5042586A (en) * 1990-12-14 1991-08-27 Deere & Company Tractor draft force sensor
DE59108588D1 (de) * 1991-08-07 1997-04-10 Oscobal Ag Endoprothese mit einem Metalldrahtwerk
US5515928A (en) * 1993-05-04 1996-05-14 Niday; Louis L. Aligning a three-point hitch mounted implement with predetermined rows
US5601146A (en) * 1995-08-15 1997-02-11 Case Corporation Hitch assembly for a tractor
IT1305546B1 (it) * 1998-09-29 2001-05-09 Cbm Spa Sistema di bracci inferiori per attacchi a tre punti constabilizzatori laterali,in particolare per trattori speciali a
US6371217B1 (en) 2000-01-12 2002-04-16 Deere & Company Sway bumper for tractor hitch
US6196328B1 (en) 2000-06-07 2001-03-06 Caterpillar Inc. Position sensor drive arrangement
CN1303863C (zh) * 2002-04-11 2007-03-14 洋马农机株式会社 拖拉机的作业机械升降装置
US6591918B1 (en) 2002-06-07 2003-07-15 Deere & Company Agricultural tractor hitch
US6766867B1 (en) 2003-04-28 2004-07-27 Deere & Company Hitch assembly with sway block support
GB2462482B (en) * 2008-06-25 2012-08-29 Ifor Williams Trailers Ltd A drawbar assembly for trailers
GB201021941D0 (en) 2010-12-24 2011-02-02 Agco Sa Tractor rear hitch
JP2016077205A (ja) * 2014-10-15 2016-05-16 ヤンマー株式会社 作業車両
JP6335751B2 (ja) * 2014-10-15 2018-05-30 ヤンマー株式会社 作業車両
JP2016077204A (ja) * 2014-10-15 2016-05-16 ヤンマー株式会社 作業車両
FR3098082B1 (fr) * 2019-07-05 2021-09-03 Hubert Defrancq Dispositif d’attelage pour engin agricole
CN111295959B (zh) * 2020-03-13 2022-07-15 山东弘宇农机股份有限公司 一种拖拉机用外置强压卧缸提升器
US20230068050A1 (en) * 2021-08-31 2023-03-02 Cnh Industrial America Llc Lift arm for a three-point hitch
USD1002449S1 (en) * 2021-08-31 2023-10-24 Cnh Industrial America Llc Lift arm for a three-point hitch

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE54513C (de) * westinghouse electric company limited in London, Westminster, 32 Victoria Street Schutzvorrichtung für elektrische Leitungen gegen starke Entladungen
US2402008A (en) * 1944-09-23 1946-06-11 Mando S Arlens Tractor and earth working combination unit
US2496474A (en) * 1948-09-23 1950-02-07 Int Harvester Co Vertically swingable extension for tractor drawbars
US2683403A (en) * 1949-07-13 1954-07-13 Allis Chalmers Mfg Co Tractor mounted lister or bedder
US2656776A (en) * 1951-04-12 1953-10-27 John W Cox Tractor lift and hitch structure
US2795178A (en) * 1951-08-29 1957-06-11 Deere & Co Four point hitch device
US2971591A (en) * 1956-04-26 1961-02-14 Deere & Co Floating hitch device
US3078930A (en) * 1960-07-27 1963-02-26 Stratton Equipment Company Implement lift for automotive vehicle
US3255828A (en) * 1963-01-25 1966-06-14 Paul D Abbott Three-point hitch linkage equalizer
US3516498A (en) * 1968-03-07 1970-06-23 Case Co J I Electro draft control mechanism
US3627053A (en) * 1969-04-28 1971-12-14 Deere & Co Hydraulic power lift system for tractor and trailing implement
US3670822A (en) * 1970-07-02 1972-06-20 Clark Equipment Co Implement load transfer
US3791456A (en) * 1971-10-21 1974-02-12 Deere & Co Tractor hitch system including a vertically swingable drawbar powered by a draft link actuator
US3940000A (en) * 1974-05-16 1976-02-24 Mousel C K Universal hydraulic lift attachment for tractors
US4064945A (en) * 1975-03-10 1977-12-27 J. I. Case Company Electronic depth control system
NL7512128A (nl) * 1975-10-16 1977-04-19 Lely Nv C Van Der Trekker.
FR2379976A1 (fr) * 1977-02-11 1978-09-08 Bobard Jeune Sa Ets Perfectionnements aux tracteurs enjambeurs
US4216975A (en) * 1978-12-11 1980-08-12 Deere & Company Tractor hitch
US4318445A (en) * 1980-08-18 1982-03-09 J. I. Case Company Side shift plow assembly

Also Published As

Publication number Publication date
AU8288182A (en) 1982-11-04
US4397359A (en) 1983-08-09
RO86927A (ro) 1985-05-20
CA1184805A (en) 1985-04-02
CS236855B2 (en) 1985-05-15
CS301082A2 (en) 1984-06-18
FI821432L (fi) 1982-10-28
PL131200B1 (en) 1984-10-31
ATE14496T1 (de) 1985-08-15
EP0063774A1 (de) 1982-11-03
RO86927B (ro) 1985-05-31
EP0063774B1 (de) 1985-07-31
JPS57191107A (en) 1982-11-24
SU1286101A3 (ru) 1987-01-23
ES8304750A1 (es) 1983-03-16
ES511685A0 (es) 1983-03-16
DE3265029D1 (en) 1985-09-05
FI821432A0 (fi) 1982-04-23
PL236148A1 (xx) 1982-11-08
AU542688B2 (en) 1985-03-07

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