Invention Grant
US09211932B1 Self-propelled unicycle engagable with vehicle 有权
自行车独轮车与车辆接合

Self-propelled unicycle engagable with vehicle
Abstract:
A self-propelled unicycle is selectively engaged with a vehicle for use with the vehicle and is selectively disengaged with the vehicle for independent use. The self-propelled unicycle includes a hub and a wheel rotatably coupled to the hub. A motor is supported on the hub and is coupled to the wheel for rotating the wheel relative to the hub. The hub including an engagement feature for selectively engaging and disengaging the vehicle.
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