To provide a dedicated adapter for a fork grapple disposed at a tip of an arm of a hydraulic excavator, which enables efficient removal of deposits inside a gutter and removal and attachment of a gutter lid.SOLUTION: An adapter comprises base portions 2 and 3 attached to a back side of a pawl portion of a fork grapple G, a bucket portion 4 that extends from a tip of the fork grapple at the time of its attachment and has a bottom surface and both side wall surfaces and the open-shaped opposite side, and an engagement piece formed so as to extend from a tip edge portion thereof and arranged to be insertable into a notch portion of a gutter lid. The engagement piece is detachable, and is arranged in a bent shape at the tip edge portion of the bucket portion so that the engagement piece can be inserted into the notch portion of the lid in a facing state when the fork grapple is opened. The opposing bucket portions are formed such that one side wall of the opposing bucket portion closely overlaps and enters an inner surface of the opposing side wall, and a plurality of corner portions 41 are formed at the edges of the respective side walls.SELECTED DRAWING: Figure 1

    【課題】油圧ショベルのアーム先端部に配設されたフォークグラップルに対し、側溝内部の堆積物の効率的な除去、さらには側溝の蓋の取り外し及び取り付けも可能となる専用のアダプタを提供する。【解決手段】アダプタは、フォークグラップルGの爪部背面側に取り付ける基体部2、3と、その取り付け時にフォークグラップル先端から延出状態で、かつ底面と両側壁面を有して対向側が開放形状のバケット部4と、その先端縁部から延出状に形成し、かつ側溝用蓋の切欠き部に挿入可能に配設した係合片と、から構成する。係合片は着脱自在とすると共に、フォークグラップルの開時における対向状態で、蓋の切欠き部に挿入可能にバケット部の先端縁部に屈曲状に配設する。対向するバケット部は、一方の両側壁が対向側の両側壁の内面に近接重畳して入り込むように形成し、それぞれの両側壁の縁部に複数の角部41を形成する。【選択図】図1


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    Titel :

    FORK GRAPPLE ATTACHMENT ADAPTER


    Weitere Titelangaben:

    フォークグラップル装着のアダプタ


    Beteiligte:

    Erscheinungsdatum :

    2020-06-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    E02F Baggern , DREDGING / B66C Krane , CRANES



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