PROBLEM TO BE SOLVED: To solve such a problem that a dead space is generated under a hook block in a storage position and which causes the hook block to sag in travelling on a rough road, in a conventional hook block storage device.SOLUTION: In a hook block storage device for a travel type crane, a hook block center line 42 connecting between a hook sheave shaft 7 of a hook block 10 in a storage position and a trunnion shaft 15 is in substantially parallel with a telescopic boom center line 43, and an off-set amount of a top sheave shaft 6 of a boom head 2 in the storage position is smaller than an off-set amount of the hook sheave shaft 7 of the hook block 10.SELECTED DRAWING: Figure 4

    【課題】 従来のフックブロック格納装置では、格納位置におけるフックブロック下にデッドスペースが発生し、悪路走行時にはフックブロックの垂れ下がりが発生する。【解決手段】 格納位置のおけるフックブロック10のフックシーブ軸7とトラニオン軸15とを結ぶフックブロック中心線42が伸縮ブーム中心線43と略平行となり、かつ格納位置におけるブームヘッド2のトップシーブ軸6のオフセット量がフックブロック10のフックシーブ軸7のオフセット量よりも小さくなるようにした。【選択図】 図4


    Access

    Download


    Export, share and cite



    Title :

    HOOK BLOCK STORAGE DEVICE FOR TRAVEL TYPE CRANE


    Additional title:

    移動式クレーンのフックブロック格納装置


    Contributors:

    Publication date :

    2017-12-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



    CRANE HOOK BLOCK AND CRANE EQUIPPED WITH HOOK BLOCK

    KAI YOKO / NOJIMA MASAYOSHI | European Patent Office | 2020

    Free access

    Hook block storage device of a mobile crane

    KAWASAKI TAKAHIRO / HIROTA SATOSHI | European Patent Office | 2017

    Free access

    Hook block storage device of a mobile crane

    European Patent Office | 2018

    Free access

    HOOK BLOCK AND CRANE

    TARKIAINEN JOHANNES | European Patent Office | 2024

    Free access

    Crane hook head storage device

    XUE HEYANG / WANG JIAN | European Patent Office | 2024

    Free access