PROBLEM TO BE SOLVED: To provide a track/road excavator having a function of preventing an error in lever operation.SOLUTION: A track/road excavator 100 comprises: a super structure 120 having a leader 20 erected in a vertical direction; a lower structure 110 which holds the super structure 120 rotatably and has track wheels 12, 13; and an outrigger jack. In the track wheels 12, 13, the track wheel front wheels 12 are driven by a third hydraulic motor 321a, the track wheel rear wheels 13 are driven by a forth hydraulic motor 322a, and the lower structure 110 is moved forward and backward. The operation of crawlers 11 and the track wheels 12, 13 are performed by a left operation lever 41 and a right operation lever 42. The track/road excavator 100 also comprises a first bypass Li11 for connecting a track advance Li32 and a track advance Li62, and a second bypass Li12 for connecting a track retreat Li42 and a track retreat Li52.

    【課題】レバー操作の誤りを防止する機能を備えた軌陸両用掘削機の提供。【解決手段】垂直方向に立設するリーダ20を備える上部旋回体120と、上部旋回体120を回動可能に保持しクローラ11と軌道用車輪12、13とを有する下部走行体110と、のアウトリガジャッキとを有する軌陸両用掘削機100において、軌道用車輪12、13は、軌道用車輪前輪12が第3油圧モータ321aで駆動され、軌道用車輪後輪13が第4油圧モータ322aで駆動され、下部走行体110を前進、後退させ、左操作レバー41と右操作レバー42でクローラ11と軌道用車輪12、13の操作を行い、軌道前進Li32と軌道前進Li62とを接続する第1バイパスLi11と、軌道後退Li42と軌道後退Li52とを接続する第2バイパスLi12とを備える。【選択図】図8


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    Titel :

    TRACK/ROAD VEHICLE


    Weitere Titelangaben:

    軌陸両用車


    Beteiligte:
    IWAKURA AKIRA (Autor:in) / ISOGAI TAKAAKI (Autor:in)

    Erscheinungsdatum :

    03.12.2015


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60F VEHICLES FOR USE BOTH ON RAIL AND ON ROAD , Fahrzeuge für den Verkehr sowohl auf Schienen als auch auf Straßen / B62D MOTOR VEHICLES , Motorfahrzeuge



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