GB1571774A - System for controlling alifting gear of a tractor in dependence on the tractive force - Google Patents

System for controlling alifting gear of a tractor in dependence on the tractive force Download PDF

Info

Publication number
GB1571774A
GB1571774A GB1827/78A GB182778A GB1571774A GB 1571774 A GB1571774 A GB 1571774A GB 1827/78 A GB1827/78 A GB 1827/78A GB 182778 A GB182778 A GB 182778A GB 1571774 A GB1571774 A GB 1571774A
Authority
GB
United Kingdom
Prior art keywords
tractive force
cylinder
lifting gear
controlling
plunger
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
GB1827/78A
Other languages
English (en)
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.)
Steyr Daimler Puch AG
Original Assignee
Steyr Daimler Puch AG
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 Steyr Daimler Puch AG filed Critical Steyr Daimler Puch AG
Publication of GB1571774A publication Critical patent/GB1571774A/en
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
    • 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)
GB1827/78A 1977-02-14 1978-01-17 System for controlling alifting gear of a tractor in dependence on the tractive force Expired GB1571774A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT95477A AT345673B (de) 1977-02-14 1977-02-14 Vorrichtung zur zugkraftabhaengigen steuerung eines schlepperhubwerkes, insbesondere fuer den anschluss von aufsattelpfluegen

Publications (1)

Publication Number Publication Date
GB1571774A true GB1571774A (en) 1980-07-16

Family

ID=3503640

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1827/78A Expired GB1571774A (en) 1977-02-14 1978-01-17 System for controlling alifting gear of a tractor in dependence on the tractive force

Country Status (4)

Country Link
AT (1) AT345673B (it)
FR (1) FR2379977A1 (it)
GB (1) GB1571774A (it)
IT (1) IT1092458B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1108132B (it) * 1978-07-12 1985-12-02 Fiat Trattori Spa Dispositivo atto a migliorare il controllo di attrezzi portati da trattori agricoli
US4438818A (en) * 1980-11-21 1984-03-27 Deere & Company Draft control system for agricultural tractor

Also Published As

Publication number Publication date
AT345673B (de) 1978-09-25
FR2379977B3 (it) 1980-03-07
IT1092458B (it) 1985-07-12
FR2379977A1 (fr) 1978-09-08
ATA95477A (de) 1978-01-15
IT7819570A0 (it) 1978-01-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee