JPS5238301A - Tractor - Google Patents

Tractor

Info

Publication number
JPS5238301A
JPS5238301A JP51098131A JP9813176A JPS5238301A JP S5238301 A JPS5238301 A JP S5238301A JP 51098131 A JP51098131 A JP 51098131A JP 9813176 A JP9813176 A JP 9813176A JP S5238301 A JPS5238301 A JP S5238301A
Authority
JP
Japan
Prior art keywords
tractor
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.)
Granted
Application number
JP51098131A
Other languages
English (en)
Other versions
JPS637722B2 (ja
Inventor
Maachin Gurejiyaason Sutanree
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 JPS5238301A publication Critical patent/JPS5238301A/ja
Publication of JPS637722B2 publication Critical patent/JPS637722B2/ja
Granted 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
    • 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)
JP51098131A 1975-09-15 1976-08-17 Tractor Granted JPS5238301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/613,548 US4023622A (en) 1975-09-15 1975-09-15 Tractor with draft load control

Publications (2)

Publication Number Publication Date
JPS5238301A true JPS5238301A (en) 1977-03-24
JPS637722B2 JPS637722B2 (ja) 1988-02-18

Family

ID=24457733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51098131A Granted JPS5238301A (en) 1975-09-15 1976-08-17 Tractor

Country Status (12)

Country Link
US (1) US4023622A (ja)
JP (1) JPS5238301A (ja)
AR (1) AR211346A1 (ja)
AU (1) AU498331B2 (ja)
BR (1) BR7606066A (ja)
CA (1) CA1056262A (ja)
DE (1) DE2638378A1 (ja)
ES (1) ES451516A1 (ja)
FR (1) FR2323933A1 (ja)
IT (1) IT1078322B (ja)
NL (1) NL7609868A (ja)
RO (1) RO74504A (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549610A (en) * 1979-06-05 1985-10-29 Lely Cornelis V D Vehicle with front and rear steerable wheels individually driven by hydraulic motors
US4277898A (en) * 1979-12-26 1981-07-14 J. I. Case Company Hydraulic control system for excavating machine
US4518045A (en) * 1983-06-13 1985-05-21 Deere & Company Vehicle with coolant pressure responsive hitch control
FR2577377B1 (fr) * 1985-02-21 1989-06-16 Albaret Sa Procede pour eviter le patinage d'un tracteur equipe d'un relevage hydraulique avec un outil enfoui dans le sol, et equipement de tracteur pour mettre en oeuvre ce procede
AT390348B (de) * 1985-11-08 1990-04-25 Ranner Dietrich Verfahren zur steuerung der eindringtiefe von bodenbearbeitungsgeraeten, steueranordnung zu dessen durchfuehrung und bodenbearbeitungsgeraet
US6935434B1 (en) * 2004-03-12 2005-08-30 Deere & Company Hitch control system with spring centered control lever
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
GB201117724D0 (en) * 2011-10-13 2011-11-23 Agco Int Gmbh Hitch control system
AU2013201057B2 (en) * 2012-11-06 2014-11-20 SINGH, Kalvin Jit MR Improvements in and Relating to Load Transfer
GB201322859D0 (en) * 2013-12-23 2014-02-12 Agco Int Gmbh Vehicle control system
DE102015207522A1 (de) 2015-04-24 2016-10-27 Robert Bosch Gmbh Anordnung zur elektrohydraulischen Hubwerksregelung, Verfahren für eine derartige Anordnung und Zugmaschine
GB201601869D0 (en) * 2016-02-02 2016-03-16 Agco Int Gmbh Linkage control system on a vehicle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940530A (en) * 1958-04-16 1960-06-14 Deere & Co Draft load control for tractors
GB1118658A (en) * 1966-04-16 1968-07-03 Brown Gear Ind An improvement in agricultural tractors
US3412811A (en) * 1966-05-23 1968-11-26 Massey Ferguson Inc Draft control for tractor
US3575241A (en) * 1967-03-30 1971-04-20 Ford Motor Co Tractor hydraulic lift control system
US3753467A (en) * 1971-12-27 1973-08-21 Ford Motor Co Tractor-implement hydraulic lift system

Also Published As

Publication number Publication date
AU1621776A (en) 1978-02-02
CA1056262A (en) 1979-06-12
RO74504A (ro) 1980-09-30
IT1078322B (it) 1985-05-08
BR7606066A (pt) 1977-08-23
DE2638378A1 (de) 1977-03-24
US4023622A (en) 1977-05-17
NL7609868A (nl) 1977-03-17
JPS637722B2 (ja) 1988-02-18
ES451516A1 (es) 1977-10-01
AU498331B2 (en) 1979-03-01
FR2323933A1 (fr) 1977-04-08
AR211346A1 (es) 1977-11-30

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