Notes on installation in mine of Pittsburgh Coal Co; description of units of equipment used; operation of electrically operated track switch and interlocked electric signals; switches and signals operated by movement of locomotive; operation of system described by tracing movements of locomotives through block.


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    Title :

    Automatic signal control for underground transportation


    Additional title:

    Mechanization


    Contributors:
    White, J.C. (author)

    Published in:

    Mechanization ; 2 , n 5


    Publication date :

    1938


    Size :

    4 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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