FR1362275A - Device for the automatic adjustment of the running speed of an agricultural tractor, when working the fields, in particular when plowing - Google Patents

Device for the automatic adjustment of the running speed of an agricultural tractor, when working the fields, in particular when plowing

Info

Publication number
FR1362275A
FR1362275A FR940430A FR940430A FR1362275A FR 1362275 A FR1362275 A FR 1362275A FR 940430 A FR940430 A FR 940430A FR 940430 A FR940430 A FR 940430A FR 1362275 A FR1362275 A FR 1362275A
Authority
FR
France
Prior art keywords
plowing
fields
working
running speed
automatic adjustment
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
FR940430A
Other languages
French (fr)
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.)
KOPAT GES fur KONSTRUKTION
Original Assignee
KOPAT GES fur KONSTRUKTION
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 KOPAT GES fur KONSTRUKTION filed Critical KOPAT GES fur KONSTRUKTION
Priority to FR940430A priority Critical patent/FR1362275A/en
Application granted granted Critical
Publication of FR1362275A publication Critical patent/FR1362275A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/472—Automatic regulation in accordance with output requirements for achieving a target output torque
    • 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
    • A01B67/00—Devices for controlling the tractor motor by resistance of tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
FR940430A 1963-07-04 1963-07-04 Device for the automatic adjustment of the running speed of an agricultural tractor, when working the fields, in particular when plowing Expired FR1362275A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR940430A FR1362275A (en) 1963-07-04 1963-07-04 Device for the automatic adjustment of the running speed of an agricultural tractor, when working the fields, in particular when plowing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR940430A FR1362275A (en) 1963-07-04 1963-07-04 Device for the automatic adjustment of the running speed of an agricultural tractor, when working the fields, in particular when plowing

Publications (1)

Publication Number Publication Date
FR1362275A true FR1362275A (en) 1964-05-29

Family

ID=8807621

Family Applications (1)

Application Number Title Priority Date Filing Date
FR940430A Expired FR1362275A (en) 1963-07-04 1963-07-04 Device for the automatic adjustment of the running speed of an agricultural tractor, when working the fields, in particular when plowing

Country Status (1)

Country Link
FR (1) FR1362275A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156466A (en) * 1978-01-20 1979-05-29 Grizzly Corporation Automatic grade and slope control apparatus
FR2448277A1 (en) * 1979-02-12 1980-09-05 Lely Nv C Van Der TRACTOR PROVIDED WITH A LOAD-BASED SPEED ADJUSTMENT DEVICE

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156466A (en) * 1978-01-20 1979-05-29 Grizzly Corporation Automatic grade and slope control apparatus
FR2448277A1 (en) * 1979-02-12 1980-09-05 Lely Nv C Van Der TRACTOR PROVIDED WITH A LOAD-BASED SPEED ADJUSTMENT DEVICE
US4582141A (en) * 1979-02-12 1986-04-15 Lely Cornelis V D Motor vehicle with driving speed responsive to change in attachment load

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