To provide a method which restricts traveling in a state that mud water etc. is frozen around a floating seal to prevent oil leakage of a speed reducer.SOLUTION: A travel device includes a fixed side housing, a rotary side housing, and a floating seal. The fixed side housing is provided with a temperature sensor 33 which detects a temperature of the floating seal. A control device 34 controls a revolving super structure and a front device while limiting operation of the travel device when a temperature T of the floating seal is a specified value (temperature Tmin) or lower.SELECTED DRAWING: Figure 4

    【課題】フローティングシールの周囲で泥水等が凍結した状態での走行を規制することにより、減速装置の油漏れを防止できる方法を提供する。【解決手段】走行装置は、固定側ハウジングと回転側ハウジングとフローティングシールとを備えている。固定側ハウジングには、フローティングシールの温度を検出する温度センサ33が設けられている。制御装置34は、フローティングシールの温度Tが規定値(温度Tmin)以下の場合、走行装置の動作を制限しつつ上部旋回体、フロント装置の制御を行う。【選択図】図4


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    Titel :

    CONSTRUCTION MACHINE


    Weitere Titelangaben:

    建設機械


    Beteiligte:
    KURIHARA KEIICHI (Autor:in) / ONO TATSUYA (Autor:in)

    Erscheinungsdatum :

    2022-06-09


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F16J Kolben , PISTONS



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