A system for lifting heavy loads, that includes an apparatus having at least one mast or part of such mast, from which a load may be suspended and a removable erection facility external of the apparatus and disposed on a base on the ground, which erection facility includes an assembly frame having a push-up and lowering capability for the at least one mast or part of such mast, which erection facility is equipped to receive during erection of the apparatus or to remove during dismantling of the apparatus, a mast piece or a series of mast pieces below an assembly of mast pieces above said mast piece or series of mast pieces for converting the apparatus between a dismantled position and a fully erected position, at least that portion of the erection facility having the push-up and lowering capability being removable away from the apparatus and base after erection of the apparatus.


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    Title :

    Apparatus for Lifting Heavy Loads


    Contributors:

    Publication date :

    2022-06-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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