An excavator has a grab bucket (7) provided with two shovels (8); a lifting device (10) for lowering and lifting the grab bucket (7); and a hydraulic drive device (9) provided with at least one actuator cylinder, which is designed to move the shovels (8) between an open position and a closed position, and is operated by a fluid under pressure supplied along at least one flexible pipe (14), which has at least six reinforcement layers (20) interposed between an inner tube (18) and an outer tube (19), and is provided with a plurality of intermediate layers (21), each of which is interposed between two adjacent reinforcement layers (20) so as to ensure the adhesion between the reinforcement layers (20).


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    Title :

    GRAB BUCKET EXCAVATOR


    Additional title:

    BAGGER MIT GREIFER
    PELLE EXCAVATRICE À BENNE PRENEUSE


    Contributors:

    Publication date :

    2024-03-20


    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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