A method and apparatus for lifting loads support from a crane to eliminate swaying of the load includes providing the crane with a laser source on either side of the crane. The center of gravity of the load is marked on the load and the boom is positioned such that the laser lights projection on the ground or on surface of the load and the center of gravity of the load are aligned in a straight line.


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    Title :

    Crane Position Indicator


    Contributors:

    Publication date :

    2019-02-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS



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