To provide a lock pin which enables easy insertion work, and to provide a counterweight attachment/detachment device.SOLUTION: A lock pin 1 is used to fix a counterweight attached to a counterweight attachment/detachment device 10 to a revolving superstructure 140 included in an all terrain crane 100. The lock pin 1 includes: a pin body; and a handle part which is formed into a rod shape and is held on the pin body so that one end of the rod can rotate around an axis perpendicular to a pin axis of the pin body.SELECTED DRAWING: Figure 2

    【課題】挿入作業が容易なロックピン及びカウンタウエイト着脱装置を提供する。【解決手段】ロックピン1は、カウンタウエイト着脱装置10に装着されたカウンタウエイトをオールテレーンクレーン100が備える旋回体140に固定するためのロックピンである。ロックピン1は、ピン本体と、ロッドの形状に形成され、そのロッドの一端が、ピン本体のピン軸に対して垂直な軸を中心に回動可能に、ピン本体に保持された把手部と、を備える。【選択図】図2


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    Titel :

    LOCK PIN AND COUNTERWEIGHT ATTACHMENT/DETACHMENT DEVICE


    Weitere Titelangaben:

    ロックピン及びカウンタウエイト着脱装置


    Beteiligte:

    Erscheinungsdatum :

    20.06.2019


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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