An excavator is provided that includes a grab bucket provided with two shovels; a lifting device for lowering and lifting the grab bucket; and a hydraulic drive device provided with at least one actuator cylinder, which is designed to move the shovels between an open position and a closed position, and is operated by a fluid under pressure supplied along a flexible pipe. The flexible pipe includes at least six reinforcement layers interposed between an inner tube and an outer tube, and is provided with a plurality of intermediate layers, each of which is interposed between two adjacent reinforcement layers so as to ensure adhesion between the reinforcement layers.


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    Title :

    GRAB BUCKET EXCAVATOR


    Additional title:

    BAGGER MIT GREIFER
    PELLE EXCAVATRICE À BENNE PRENEUSE


    Contributors:

    Publication date :

    2024-10-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E02F Baggern , DREDGING / B66C Krane , CRANES / E02D FOUNDATIONS , Gründungen / F16L PIPES , Rohre



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