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  1. Point machine - Wikipedia

    • A point machine (also known as a point motor, switch machine or switch motor) is a device for operating railway turnouts especially at a distance. 展开

    Overview

    In the earliest times, points were operated manually by levers. Gradually, these were centralized and came to b… 展开

    Principle

    Modern point machines have an electric motor and gears to convert the rotational motion of the motor into the linear motion required to switch the points. The gear assembly also provides the required transmission rati… 展开

    Point machine conversion - manual to motorized

    A point machine conversion system consists of a remotely controlled device attached to an existing manually operated point that allows the shunter/driver to remotely operate hand points with a radio handset. Each c… 展开

     
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