Description of two speed reduction units interconnected and with separate motors to give high operating torque at both speeds, incorporated in drive installation to two lock gates under construction at mouth of Chicago River.


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    Title :

    Two-speed, low-speed drives with automatic interlocking control


    Additional title:

    Steel


    Published in:

    Steel ; 101 , n 11


    Publication date :

    1937


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Speed control of drives

    Echner, W. | Engineering Index Backfile | 1960


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