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IT8049134A0 - Dispositivo di regolazione per gli elementi di guida spostabili nell'altezza di un trattore agricolo - Google Patents

Dispositivo di regolazione per gli elementi di guida spostabili nell'altezza di un trattore agricolo

Info

Publication number
IT8049134A0
IT8049134A0 IT8049134A IT4913480A IT8049134A0 IT 8049134 A0 IT8049134 A0 IT 8049134A0 IT 8049134 A IT8049134 A IT 8049134A IT 4913480 A IT4913480 A IT 4913480A IT 8049134 A0 IT8049134 A0 IT 8049134A0
Authority
IT
Italy
Prior art keywords
moved
height
adjustment device
guide elements
agricultural tractor
Prior art date
Application number
IT8049134A
Other languages
English (en)
Other versions
IT1127503B (it
Inventor
Richard Arthur Schafer
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 IT8049134A0 publication Critical patent/IT8049134A0/it
Application granted granted Critical
Publication of IT1127503B publication Critical patent/IT1127503B/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
    • 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

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)
IT49134/80A 1979-07-02 1980-07-01 Dispositivo di regolazione per gli elementi di guida spostabili nell'altezza di un trattore agricolo IT1127503B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/053,913 US4271910A (en) 1979-07-02 1979-07-02 Draft sensing device including load pin with free end

Publications (2)

Publication Number Publication Date
IT8049134A0 true IT8049134A0 (it) 1980-07-01
IT1127503B IT1127503B (it) 1986-05-21

Family

ID=21987389

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49134/80A IT1127503B (it) 1979-07-02 1980-07-01 Dispositivo di regolazione per gli elementi di guida spostabili nell'altezza di un trattore agricolo

Country Status (12)

Country Link
US (1) US4271910A (it)
JP (1) JPS568604A (it)
AR (1) AR230547A1 (it)
AU (1) AU530121B2 (it)
CA (1) CA1129707A (it)
DE (1) DE3023046C2 (it)
ES (1) ES492970A0 (it)
FR (1) FR2460093A1 (it)
GB (1) GB2054339B (it)
IT (1) IT1127503B (it)
MX (1) MX150209A (it)
YU (1) YU157380A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982002815A1 (en) * 1981-02-24 1982-09-02 Lasoen Jean Jacques Tractor draft sensing apparatus
US4640368A (en) * 1986-02-27 1987-02-03 Deere & Company Draft sensor including strain sensor coupled to load strap
DE3816166C2 (de) * 1988-05-11 1996-06-20 Bosch Gmbh Robert Landwirtschaftlich nutzbare Zugmaschine mit angekoppeltem Arbeitsgerät
DE3843869A1 (de) * 1988-12-24 1990-06-28 Deere & Co Kraftsensor zur bestimmung von zug- und druckkraeften
US5109707A (en) * 1990-11-13 1992-05-05 Deere & Company C-beam force sensor
GB9414688D0 (en) * 1994-07-21 1994-09-07 Massey Ferguson Mfg Implement linkage draft force sensing arrangement
US6196327B1 (en) 1999-04-01 2001-03-06 Case Corporation EDC draft force based ride controller
US6234508B1 (en) * 1999-09-03 2001-05-22 Case Corporation Upper link sensing
US9709969B2 (en) 2013-03-15 2017-07-18 Deere & Company Methods and apparatus to control machine configurations
US9282690B2 (en) * 2013-12-19 2016-03-15 Deere & Company Three point hitch draft sensing system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239013A (en) * 1960-12-19 1966-03-08 Int Harvester Co Torsion bar spring draft sensing means for implement hitch mechanism
US3241620A (en) * 1960-12-19 1966-03-22 Int Harvester Co Torsion bar spring draft sensing means for implement hitch mechanism
US3246702A (en) * 1961-12-06 1966-04-19 Allis Chalmers Mfg Co Draft sensing device for tractor hydraulic system
DE1185000B (de) * 1963-02-20 1965-01-07 Kloeckner Humboldt Deutz Ag Vorrichtung zum Regeln der Arbeitstiefe eines Bodenbearbeitungsgeraetes
DE1209789B (de) * 1965-04-17 1966-01-27 Steyr Daimler Puch Ag Vorrichtung zum Einregeln der Arbeitstiefe von an Schleppern mit hydraulischem Hubwerk und Dreilenkersystem angebauten landwirtschaftlichen Geraeten
GB1094226A (en) * 1965-06-24 1967-12-06 Xaver Fendt Control apparatus for regulating hydraulic positioning means for a cultivation implement on an agricultural vehicle
US3517747A (en) * 1967-08-21 1970-06-30 Int Harvester Co Automatic control means for implement
GB1181010A (en) * 1967-12-21 1970-02-11 Thomas Smirthwaite Improvements Relating to Agricultural Tractors
US3516498A (en) * 1968-03-07 1970-06-23 Case Co J I Electro draft control mechanism
DE1816182A1 (de) * 1968-12-20 1970-10-01 Kloeckner Humboldt Deutz Ag Hydraulische Kraftheberanlage fuer Ackerschlepper
US3520369A (en) * 1969-02-27 1970-07-14 Int Harvester Co Resilient draft sensing device
US3814188A (en) * 1972-10-02 1974-06-04 Allis Chalmers Electronic draft load sensing system
GB1488385A (en) * 1974-10-02 1977-10-12 Brown Tractors Ltd Agricultural tractors
US3995696A (en) * 1975-02-10 1976-12-07 Deere & Company Capacitance transducer load sensor
US3994348A (en) * 1975-03-10 1976-11-30 J. I. Case Company Draft control system on a vehicle including sensing mechanism therefor
US3994347A (en) * 1975-03-10 1976-11-30 J. I. Case Company Draft control system with control valve
US4185697A (en) * 1977-10-07 1980-01-29 Allis-Chalmers Corporation Torsion bar draft load limit and preload adjuster

Also Published As

Publication number Publication date
YU157380A (en) 1983-04-30
JPS6339202B2 (it) 1988-08-04
GB2054339B (en) 1983-02-23
CA1129707A (en) 1982-08-17
FR2460093B1 (it) 1984-10-19
JPS568604A (en) 1981-01-29
DE3023046C2 (de) 1985-08-14
DE3023046A1 (de) 1981-01-08
AU530121B2 (en) 1983-06-30
IT1127503B (it) 1986-05-21
FR2460093A1 (fr) 1981-01-23
GB2054339A (en) 1981-02-18
AR230547A1 (es) 1984-05-31
ES8101834A1 (es) 1980-12-16
US4271910A (en) 1981-06-09
ES492970A0 (es) 1980-12-16
MX150209A (es) 1984-03-30
AU5881480A (en) 1981-01-15

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