PROBLEM TO BE SOLVED: To achieve productivity improvement in concrete placement by achieving a weight reduction and to reduce a time required for repair work by improving wear resistance.SOLUTION: A concrete bucket comprises: a bucket body 2 with an opening/closing gate 21 at a lower end; a raised cylinder 3 extended upward from an upper edge part 2a of the bucket body 2 and formed thinner than the plate thickness of the bucket body 2; and reinforcement members 4 extending downward from the upper edge part 2a of the bucket body 2 and whose lower ends 41a are circumferentially connected. The bucket body 2, the raised cylinder 3, and the reinforcement members 4 are formed from a steel material having wear resistance compared to at least rolled steel for general structure.SELECTED DRAWING: Figure 4

    【課題】軽量化を図ることでコンクリート打設における生産性の向上を図ることができるとともに、耐摩耗性を高めることで補修作業に要する時間を低減できる。【解決手段】下端に開閉ゲート21を備えたバケット本体2と、バケット本体2の上縁部2aから上方に延ばされ、バケット本体2の板厚よりも薄肉に形成された嵩上げ筒3と、バケット本体2の上縁部2aから下方に向けて延びるとともに、下端41a同士が円周方向に連結された補強部材4と、を備え、バケット本体2、嵩上げ筒3、及び補強部材4は、少なくとも一般構造用圧延鋼材よりも耐摩耗性を有する鋼材により形成された構成のコンクリートバケットを提供する。【選択図】図4


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    Title :

    CONCRETE BUCKET AND CONCRETE PLACING METHOD USING THE SAME


    Additional title:

    コンクリートバケット、及びこれを用いたコンクリート打設方法


    Contributors:

    Publication date :

    2018-06-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES / E04G SCAFFOLDING , Baugerüste



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