A drive device for an electric vehicle includes: an in-wheel motor; and a reduction gear that reduces rotational speed of the in-wheel motor and transmits resultant rotation to a drive wheel of the electric vehicle; the reduction gear including a sun gear driven by the in-wheel motor, a first planetary gear that is arranged to be meshed with the sun gear and has a first number of teeth, a fixed ring gear that is meshed with the first planetary gear and arranged non-rotatably, a second planetary gear that is coupled to the first planetary gear and has a second number of teeth that is smaller than the first number of teeth, a movable ring gear that is meshed with the second planetary gear and arranged rotatably, and a transmission member that transmits rotation of the movable ring gear to the drive wheel.


    Access

    Download


    Export, share and cite



    Title :

    DRIVE DEVICE FOR ELECTRIC VEHICLE AND ELECTRIC VEHICLE


    Contributors:

    Publication date :

    2021-06-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



    ELECTRIC VEHICLE DRIVE DEVICE AND ELECTRIC VEHICLE

    SHODA ISAHIKO / NISHIURA KENSUKE / OTAKA KAZUMA | European Patent Office | 2021

    Free access

    DRIVE DEVICE FOR ELECTRIC VEHICLE, DRIVE UNIT AND ELECTRIC VEHICLE

    HIKITA MASASHI / YAMAMOTO SHIN | European Patent Office | 2021

    Free access

    DRIVE DEVICE FOR ELECTRIC VEHICLE AND ELECTRIC VEHICLE

    KUSAKABE MAKOTO / NAKAZAWA TERUHIKO / OSADA YASUMITSU | European Patent Office | 2020

    Free access

    DRIVE DEVICE FOR ELECTRIC VEHICLE AND ELECTRIC VEHICLE

    SHODA KATSUHIKO / NISHIURA KENSUKE / OTAKA KAZUMA | European Patent Office | 2021

    Free access

    Electric vehicle drive device

    YAMAMOTO SHIN / MATSUDA YASUYUKI | European Patent Office | 2020

    Free access