ES8703235A1 - Puntal elevador variable en longitud para un dispositivo de elevacion y descenso, en especial para un acoplamiento de apero en tres puntos de un tractor agricola - Google Patents

Puntal elevador variable en longitud para un dispositivo de elevacion y descenso, en especial para un acoplamiento de apero en tres puntos de un tractor agricola

Info

Publication number
ES8703235A1
ES8703235A1 ES553672A ES553672A ES8703235A1 ES 8703235 A1 ES8703235 A1 ES 8703235A1 ES 553672 A ES553672 A ES 553672A ES 553672 A ES553672 A ES 553672A ES 8703235 A1 ES8703235 A1 ES 8703235A1
Authority
ES
Spain
Prior art keywords
spindle
adjustable
lift rod
vehicle
electric motor
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
Application number
ES553672A
Other languages
English (en)
Other versions
ES553672A0 (es
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.)
Deere and Co
Original Assignee
Deere and 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 and Co filed Critical Deere and Co
Publication of ES8703235A1 publication Critical patent/ES8703235A1/es
Publication of ES553672A0 publication Critical patent/ES553672A0/es
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
    • A01B59/002—Details, component parts
    • A01B59/004—Length-adjustable links

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Machines (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Transmission Devices (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

PUNTAL ELEVADOR VARIABLE EN LONGITUD PARA UN DISPOSITIVO DE ELEVACION Y DESCENSO. CONSTA DE UNA CAJA ALARGADA SUPERIOR (102) Y DE UNA CAJA INFERIOR (104), LAS CUALES ESTAN UNIDAS ENTRE SI POR MEDIO DE UN HUSILLO ROSCADO (106); DE DOS PARTES (106, 110) RELATIVAMENTE MOVIBLES ENTRE SI, DE LAS CUALES UNA ESTA CONFIGURADA COMO UN HUSILLO ROSCADO (106) Y LA OTRA COMO UNA TUERCA (110); DE UN MOTOR ELECTRICO (158) CONTROLADO POR MEDIO DE CONTACTORES DE FIN DE CARRERA (116, 118) E INTERRUPTORES MANUALMENTE MANIOBRABLES (82, 84), EL CUAL PROVOCA EL GIRO DEL HUSILLO ROSCADO (106) CON RESPECTO A LA TUERCA (110); Y DE UN ENGRANAJE REDUCTOR (162, 184) Y UN ENGRANAJE HELICOIDAL (180, 182), QUE ESTAN INTERCALADOS ENTRE EL HUSILLO ROSCADO (106) Y LOS CONTACTORES E INTERRUPTORES.
ES553672A 1985-04-04 1986-04-03 Puntal elevador variable en longitud para un dispositivo de elevacion y descenso, en especial para un acoplamiento de apero en tres puntos de un tractor agricola Expired ES8703235A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853512428 DE3512428A1 (de) 1985-04-04 1985-04-04 Laengenveraenderliche hubstrebe

Publications (2)

Publication Number Publication Date
ES8703235A1 true ES8703235A1 (es) 1987-02-16
ES553672A0 ES553672A0 (es) 1987-02-16

Family

ID=6267359

Family Applications (1)

Application Number Title Priority Date Filing Date
ES553672A Expired ES8703235A1 (es) 1985-04-04 1986-04-03 Puntal elevador variable en longitud para un dispositivo de elevacion y descenso, en especial para un acoplamiento de apero en tres puntos de un tractor agricola

Country Status (7)

Country Link
US (1) US4681336A (es)
EP (1) EP0199977A3 (es)
JP (1) JPS61239802A (es)
CA (1) CA1255144A (es)
DE (1) DE3512428A1 (es)
ES (1) ES8703235A1 (es)
ZA (1) ZA862525B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3816149A1 (de) * 1988-05-11 1989-11-23 Kloeckner Humboldt Deutz Ag Vorrichtung zur verhinderung einer unbeabsichtigten bewegung eines hydraulischen hubwerkes in richtung heben
US5029650A (en) * 1989-10-20 1991-07-09 Sukup Manufacturing Company Adjustable quick attaching hitch coupler
FR2688378B1 (fr) * 1992-03-12 1996-09-06 Hubert Defrancq Dispositif de relevage avant, pour tracteur agricole ou analogue, et porte-masse pour un tel dispositif
DE19854315A1 (de) * 1998-11-25 2000-05-31 Cramer Kupplung Gmbh & Co Kg Dreipunktaufhängung für einen Traktor, Schlepper oder dergleichen
US6149180A (en) * 1998-12-28 2000-11-21 Haws; James E. Longitudinally adjustable lift arm for a three-point hitch
US6230817B1 (en) * 1999-08-10 2001-05-15 Case Corporation Hitch assembly for a work vehicle
GB2415354A (en) * 2004-06-22 2005-12-28 Agco Sa Tractor front hitch
GB2460657A (en) * 2008-06-04 2009-12-09 Agco Gmbh Tractor hitch
CN107258131A (zh) * 2016-04-08 2017-10-20 酒泉市铸陇机械制造有限责任公司 小型环保节能小功率农具电动牵引机
US10893642B2 (en) 2018-03-15 2021-01-19 Solectrac, Inc. Agricultural vehicle with bidirectional force exerting electric three-point hitch assemblies
GB2587006A (en) * 2019-09-12 2021-03-17 Dickson Philip An adjustment element for a tractor's three-point hitch
US11684002B2 (en) 2020-12-15 2023-06-27 Deere & Company Sway adjustment apparatus

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH127844A (de) * 1926-10-16 1928-09-17 Joseph Klee Wagenheber, insbesondere für Kraftfahrzeuge.
CH163975A (de) * 1932-09-21 1933-09-15 Mueller Willy Autoheber mit elektromotorischem Antrieb.
US2562689A (en) * 1948-06-21 1951-07-31 Earl Hovey C Screw and nut transmission
DE928255C (de) * 1951-12-30 1955-05-26 Bruno Zill Fabrik Landw Maschi Kraftheber fuer Schlepper mit elektrischem Antrieb zur Betaetigung von Anbau- und Anhaengegeraeten aller Art
DE1004409B (de) * 1954-06-16 1957-03-14 Schmotzer G M B H Maschf Elektrischer Antrieb fuer Kraftheber bei Kraftfahrzeugen, insbesondere fuer landwirtschaftliche Zugmaschinen
GB818927A (en) * 1956-01-06 1959-08-26 Arthur Charles Carter Improvements relating to jacks
US3432184A (en) * 1967-07-10 1969-03-11 United States Steel Corp Power actuated tractor hitch
GB1256875A (es) * 1968-03-20 1971-12-15
US3561789A (en) * 1968-11-22 1971-02-09 Allis Chalmers Mfg Co Tractor hitch
US3572763A (en) * 1968-11-22 1971-03-30 Allis Chalmers Mfg Co Three-point hitch
US3559499A (en) * 1969-09-15 1971-02-02 Duff Norton Co Self-contained mechanical actuator
US3850450A (en) * 1973-11-27 1974-11-26 Rowe J Top link apparatus
DE2754958A1 (de) * 1977-12-09 1979-06-13 Magnetic Elektromotoren Ag Einrichtung zur aufnahme des anlauf- und motortraegheitsmomentes eines elektromotors fuer ein schneckenradgetriebe
DE3108208A1 (de) * 1981-03-04 1982-09-16 Eckhart Dipl.-Ing. 4544 Ladbergen Dewert Wagenheber fuer kraftfahrzeuge oder klein-nutzfahrzeuge

Also Published As

Publication number Publication date
DE3512428C2 (es) 1988-04-07
EP0199977A3 (de) 1987-06-16
US4681336A (en) 1987-07-21
ZA862525B (en) 1987-12-30
EP0199977A2 (de) 1986-11-05
DE3512428A1 (de) 1986-10-16
JPS61239802A (ja) 1986-10-25
ES553672A0 (es) 1987-02-16
CA1255144A (en) 1989-06-06

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