PROBLEM TO BE SOLVED: To enhance the efficiency of assembly work of a counterweight device.SOLUTION: A counterweight device comprises a counterweight and a base weight on which the counterweight is placed. A projecting fitting projection is provided on one surface of the counterweight in a vertical direction, and a fitting recess, which is fitted to a fitting projection of another counterweight when stacking the counterweights vertically, is provided on the other surface. The base weight comprises a right side placing surface for placing the counterweight on a right upper surface, and a left side placing surface for placing the counterweight on a left upper surface. A placing surface side first fitting part, which is fitted to the fitting recess of the counterweight, is provided on either one of the right side placing surface and the left side placing surface. A placing surface side second fitting part, which is fitted to the fitting projection of the counterweight, is provided on the other of the right side placing surface and the left side placing surface.SELECTED DRAWING: Figure 2

    【課題】カウンタウエイト装置の組み立て作業の効率化を図る。【解決手段】本発明によるカウンタウエイト装置は、カウンタウエイトと、カウンタウエイトを載置するベースウエイトとを備え、カウンタウエイトは、上下方向の一方の面には、突出する嵌合突部が設けられ、他方の面には、カウンタウエイトを上下方向に重ねたときに他のカウンタウエイトの嵌合突部と嵌合する嵌合凹部が設けられ、ベースウエイトは、右上面でカウンタウエイトを載置する右側載置面と、左上面でカウンタウエイトを載置する左側載置面とを有し、右側載置面および左側載置面のいずれか一方には、カウンタウエイトの嵌合凹部と嵌合する載置面側第1嵌合部が設けられ、右側載置面および左側載置面のいずれか他方には、カウンタウエイトの嵌合突部と嵌合する載置面側第2嵌合部が設けられる。【選択図】図2


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    Title :

    COUNTERWEIGHT DEVICE AND WORK MACHINE


    Additional title:

    カウンタウエイト装置および作業機械


    Contributors:

    Publication date :

    2016-06-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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