To provide a track traveling-type jib crane capable of responding to an outreach extension request with a local foundation reinforcement and of minimizing a cost increase.SOLUTION: A track traveling-type jib crane comprises a traveling body 10 traveling freely along rails 50 laid in parallel, a columnar structure 20 erected on the traveling body 10, a swivel body installed rotatably on the upper end of the columnar structure 20, a jib installed on the swivel body in an undulating manner, and a supporting mechanism 60 to support an overturning moment in the plane crossing the rails 50.SELECTED DRAWING: Figure 1

    【課題】アウトリーチ延長要求に局部的な基礎増強で対応し得、費用の増大を最小限に抑え得る軌道走行式ジブクレーンを提供する。【解決手段】平行敷設されたレール50に沿って走行自在な走行体10と、走行体10から立設された柱状構造体20と、柱状構造体20の上端に旋回自在に配設された旋回体と、旋回体に起伏自在に設けられたジブと、レール50と交差する面内における転倒モーメントを支持する支持機構60とを備える。【選択図】図1


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    Title :

    TRACK TRAVELING-TYPE JIB CRANE


    Additional title:

    軌道走行式ジブクレーン


    Contributors:

    Publication date :

    2021-03-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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