To provide a hooking tool automatically switched to a state where it can be inserted through a hole of an object to be lifted and can be hooked to the peripheral edge of the hole and a state where it can be removed from the object when the object is lowered and can be pulled out from the hole.SOLUTION: A hooking tool 10 comprises: a first member 12 which is formed in a vertically long shape and to which a suspension rope 3 is attached; and a second member 14 rotatably attached to the first member 12 so as to switch a state between a vertically long state and a horizontally long state. In the horizontally long state of the second member 14, an object 1 to be lifted can be lifted by hooking the second member 14 to a peripheral edge 1a of a hole 2 from the lower side. In the second member 14, one end side part is heavier than the other end side part. Upon lowering of the object 1 on an installation surface, when the second member 14 is lowered from a state where the second member 14 of the horizontally long state is hooked to the peripheral edge 1a of the hole 2, the second member 14 is automatically rotated with one end side part down to be switched to the vertically long state.SELECTED DRAWING: Figure 4

    【課題】吊上げ対象物の穴に通してその穴の周縁部に引っ掛けることができ、且つ、吊上げ対象物を降ろした際に吊上げ対象物から外れて、その穴から引き抜くことができる状態に自動で切り替わる引掛具を実現する。【解決手段】引掛具10は、縦長形状に形成されて吊りロープ3が取り付けられる第1部材12と、縦長状態と横長状態が切り替わるように第1部材12に対し回転自在に取り付けられた第2部材14とを備え、第2部材14が横長状態の時に、穴2の周縁部1aに対し下側から、第2部材14を引っ掛けることで、吊上げ対象物1を吊ることが可能となる。第2部材14では、一端側部分の方が、他端側部分よりも重量が大きく、吊上げ対象物1を設置面に降ろした時に、穴2の周縁部1aに対し横長状態の第2部材14が引っ掛かる状態から、第2部材14を下降させると、一端側部分が下側となるように第2部材14が自動的に回転して縦長状態に切り替わる。【選択図】図4


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    Title :

    HOOKING TOOL


    Additional title:

    引掛具


    Contributors:

    Publication date :

    2023-07-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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