A mixer drum drive device (100) is provided with: a hydraulic pump (5) driven by a propulsion engine (3) of a vehicle (1); a hydraulic motor (6) that drives a mixer drum (2) to rotate through the action of a working fluid discharged from the hydraulic pump (5); a control valve (8) that controls the flow of the working fluid from the hydraulic pump (5) to the hydraulic motor (6); an electric motor (11) that rotates due to electrical power during idling stop of the propulsion engine (3); an auxiliary hydraulic pump (12) that is driven by the rotation of the electric motor (11) to discharge the working fluid and operate the hydraulic motor (6); and a check valve (14) that prevents backflow of the working fluid from the control valve (8) toward the hydraulic pump (5).


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    Titel :

    Mixer drum driving apparatus


    Beteiligte:
    ABE MASAYA (Autor:in) / ITO KAZUMI (Autor:in)

    Erscheinungsdatum :

    2019-03-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / B28C Tonaufbereitung , PREPARING CLAY / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein



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