An excavator 1 comprising: an electric motor 7 having a commercial power supply 5 and a battery 62 as the drive power sources therefor; and a hydraulic actuator having a hydraulic pump 113 driven by the electric motor 7, as the hydraulic source therefor. The excavator has: a first power supply mode in which the electric motor 7 is driven while the battery 62 is being charged by the commercial power supply 5; and a second power supply mode in which the electric motor 7 is driven only by the battery 62. A power supply cable 51 for supplying power from the commercial power supply 5 is connected to a power supply port and, if the electric motor 7 has stopped operating, the excavator moves from the second power supply mode to the first power supply mode.


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    Titel :

    ELECTRIC WORK MACHINE


    Weitere Titelangaben:

    ELEKTRISCHE ARBEITSMASCHINE
    ENGIN DE CHANTIER ÉLECTRIQUE


    Beteiligte:
    KANEDA KENSUKE (Autor:in) / TERASHIMA JUN (Autor:in)

    Erscheinungsdatum :

    2022-01-26


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    E02F Baggern , DREDGING / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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