To provide a lifting device including a horizontal jib capable of moving a slip ring suitably.SOLUTION: A rail 7a extending in a lateral direction is provided on an upper end part of a revolving frame 7 and a suspension support frame 60 capable of traveling along the rail is provided to be suspended and supported. A slip ring 58 is provided inside the revolving frame 7 to be supported by the suspension support frame 60.SELECTED DRAWING: Figure 18

    【課題】スリップリングを好適に移動可能な水平ジブを備えた揚重装置を提供する。【解決手段】旋回フレーム7の上端部に横方向に延びるレール7aを設けるとともに、レールに沿って走行可能に吊り下げ支持フレーム60を吊り下げ支持して設ける。そして、吊り下げ支持フレーム60に支持させてスリップリング58を旋回フレーム7の内部に設ける。【選択図】図18


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    Title :

    LIFTING DEVICE WITH HORIZONTAL JIB


    Additional title:

    水平ジブを備えた揚重装置


    Contributors:

    Publication date :

    2019-07-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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