The invention discloses a speed changer, a power transmission system and a vehicle. The speed changer comprises a plurality of input shafts, a plurality of output shafts, a motor power shaft and an output part, wherein a gear driving gear is arranged on each input shaft; a gear driven gear is arranged on each output shaft, and the gear driven gears are correspondingly engaged with the gear driving gears; the motor power shaft is arranged to be linked with one of the output shaft; the output part can carry out differential rotation relative to one of the output shafts, and the output part is arranged to be selectively jointed with one of the output shafts for synchronous rotation. According to the speed changer disclosed by the invention, transmission modes are enriched, and various working conditions such as parking charging and charging for an engine while driving can be realized.


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    Title :

    Speed changer, power transmission system and vehicle


    Contributors:
    YANG DONGSHENG (author) / LIAN YUBO (author) / ZHANG JINTAO (author) / LUO HONGBIN (author)

    Publication date :

    2015-07-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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



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