In a rope trolley crane provided with a crane body (4) that includes sea leg (2) and a land leg (3), a girder (5) and a boom (6) that are disposed to the crane main body (4), a trolley (7) that traverses above the girder (5) and the boom (6), a bucket (12) that is positioned downward of the trolley (7), first and second hoist drums (20, 22) and left and right hoist ropes (9a, 9c) that raise and lower the bucket (12), and first and second opening and closing drums (21, 23) and left and right opening and closing ropes (9b, 9d) that open and close the bucket (12), the present invention includes, when the bucket (12) is swinging in the travelling direction, lowering the hoist rope (9a or 9c) on the front side in the travelling direction, and raising the hoist rope (9c or 9a) on the rear side in the travelling direction. It is by such a configuration that the present invention achieves the advantageous effect of smoothly reducing the swinging of the bucket (12) in the travelling direction.


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    Titel :

    Method for controlling swinging of grab bucket of rope trolley crane


    Beteiligte:

    Erscheinungsdatum :

    2015-11-11


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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