PROBLEM TO BE SOLVED: To provide a coupling tool which couples a drive sprocket with a truck frame upon changing a tread.SOLUTION: In a coupling tool which couples a drive sprocket with a truck frame upon changing a tread in a tractor which includes a truck frame extending in the longitudinal direction a machine body and a drive sprocket that is provided above the truck frame and rotation-drives around a drive axis core, and is equipped with a crawler travel device that can change the tread by moving the truck frame and the drive sprocket in the direction along the drive axis core, provided are a coupling tool body 64, a first coupling part 62 which is provided at one side end part side in the longitudinal direction of the coupling tool and is coupled to a member 2B of the drive sprocket side, and a second coupling part 63 which is provided at the other end side in the longitudinal direction of a coupling tool body 64 and is coupled to a member 3 of the truck frame.

    【課題】トレッドを変更する際に前記駆動スプロケットとトラックフレームとを連結する連結具を提供する。【解決手段】機体の前後方向に延びるトラックフレームとトラックフレームの上方に設けられ駆動軸芯廻りに回転駆動する駆動スプロケットとを有し、トラックフレーム及び駆動スプロケットを駆動軸芯に沿った方向に移動することによりトレッドを変更可能なクローラ走行装置を備えたトラクタにおいて、前記トレッドを変更する際に前記駆動スプロケットとトラックフレームとを連結する連結具であって、連結具本体64と連結具の長手方向における一方の端部側に設けられて駆動スプロケット側の部材2Bに連結される第1連結部62と、連結具本体64の長手方向における他端側に設けられてトラックフレーム側の部材3に連結される第2連結部63とを備えた。【選択図】図26


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    Title :

    COUPLING TOOL


    Additional title:

    連結具


    Contributors:

    Publication date :

    2015-07-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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