A steering device for a wheel loader includes a handle for steering, a lever for steering, a steering cylinder, a steering valve that controls a direction of operating fluid to the steering cylinder, and a pump that supplies operating fluid to the steering cylinder via the steering valve. The steering device further includes a handle control valve that controls the supply direction of the operating fluid according the handle, a lever electromagnetic control valve that controls the supply direction of operating fluid according to the lever, and a handle prioritization valve that shuts off a pilot hydraulic pressure supplied from the lever electromagnetic control valve to the steering valve according to a pressure produced by operating fluid flowing through the handle control valve when the handle is operated. The handle prioritization valve includes a switching valve and a priority control valve switchable between a handle stage and a lever stage.


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    Titel :

    Steering device for wheel loader


    Beteiligte:
    IMANISHI KOTA (Autor:in) / CHIKUGO HIROYUKI (Autor:in) / HORI SHUUJI (Autor:in) / AKASHI MITSUMASA (Autor:in) / HASEBE AKIRA (Autor:in) / AKUSHICHI SHUKI (Autor:in) / TAKAMATSU NOBUMASA (Autor:in)

    Erscheinungsdatum :

    2016-04-12


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / E02F Baggern , DREDGING



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