A lifting tool (2) for use in lifting components (1,5) from a wind turbine gearbox during service or repair comprises a frame-like structure comprising interconnected beams (4,6,8,8,10,12,20,22,24,26,28) for securing to the gearbox housing once an upper housing part has been removed to provide an opening to the gearbox interior, the tool being secured to the gearbox at a periphery of the opening, and further comprising one or more pulleys (36) mounted on the frame-like structure, a lifting chain, cable, wire or rope extending over the pulley or pulleys attachable to a component (1) within the gearbox, the frame-like structure comprising a number of inter-connectable modules.


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    Title :

    Lifting tool for servicing of wind turbine gearbox components and method of servicing using such a tool


    Contributors:
    BENNETT MARK (author) / HEDGER DAVID (author)

    Publication date :

    2017-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES / B66D Haspeln , CAPSTANS / F03D Windkraftmaschinen , WIND MOTORS



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