Automatic steering system which uses mechanical sensing by feelers straddling crop row; lightweight feelers activate low effort microswitches, which control relays carrying current to electric motor; tractor may be guided either by action of powered screw varying length of drag link or by steering wheel moving entire drag link.


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    Title :

    "Automatic pilot" for farm tractors


    Additional title:

    Agric Eng


    Contributors:

    Published in:

    Publication date :

    1959


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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