To provide a crawler type travel device and work vehicle, capable of preventing reduction in a contact area even if a load becomes larger.SOLUTION: The crawler type travel device includes: a front axle 21 rotatingly driven ; a drive shaft outer case 22 rotatably supporting the front axle 21; a drive wheel 23 installed on the front axle 21; a plurality of track rollers 24, 24 disposed under the drive shaft 23 and oscillatably constituted around a truck frame shaft 242 parallel to the drive shaft 21; a pair of idling rollers 25, 26 arranged on each of the front and rear of the track rollers 24, 24 and constituted oscillatably around the front axle 21; and a running crawler 27 tensed on the drive shaft 23, the track rollers 24, 24 and the idling rollers 25, 26.SELECTED DRAWING: Figure 2

    【課題】負荷が大きくなっても接地面積の減少を防ぐことができるクローラ式走行装置及び作業車両を提供する。【解決手段】回転駆動される前車軸21と、前車軸21を回転可能に支持する駆動軸外側ケース22と、前車軸21に取り付けられた駆動輪23と、駆動輪23の下方に配置され、駆動軸21と平行なトラックフレームシャフト242の周りに揺動自在に構成された複数のトラックローラ24,24と、トラックローラ24,24の前後にそれぞれ配置され、前車軸21の周りに揺動自在に構成された一対の遊転ローラ25,26と、駆動輪23とトラックローラ24,24と遊転ローラ25,26とに張設される走行クローラ27と、を備える。【選択図】図2


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    Title :

    CRAWLER TYPE TRAVEL DEVICE AND WORK VEHICLE


    Additional title:

    クローラ式走行装置及び作業車両


    Contributors:

    Publication date :

    2020-02-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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