A motorized bicycle training wheel system for training people to ride a bike without pedaling includes a pair of motorized training wheels each comprising an attachment bracket, a motor, and a wheel. The attachment bracket has an attachment aperture to receive an axle of a bicycle. The motor has a motor housing coupled to a lower portion of the attachment bracket. The wheel is coupled to a drive shaft of the motor. A battery is in operational communication with the motor of each of the pair of motorized training wheels and coupled to a frame of the bicycle. A throttle is in operational communication with the battery and the motor of each of the pair of motorized training wheels and coupled to a handlebar of the bicycle.

A motorized bicycle training wheel system for training people to ride a bike without pedaling includes a pair of motorized training wheels each comprising an attachment bracket, a motor, and a wheel. The attachment bracket has an attachment aperture to receive an axle of a bicycle. The motor has a motor housing coupled to a lower portion of the attachment bracket. The wheel is coupled to a drive shaft of the motor. A battery is in operational communication with the motor of each of the pair of motorized training wheels and coupled to a frame of the bicycle. A throttle is in operational communication with the battery and the motor of each of the pair of motorized training wheels and coupled to a handlebar of the bicycle.

A motorized self-balancing vehicle is provided. The vehicle may include at least two wheels. The vehicle may include a self-balancing mechanism. The vehicle may include a manual-drive mechanism. The self-balancing mechanism may constantly update the self-balancing vehicle in order to maintain the balance of a rider of the vehicle, while the rider is engaged in human motion on the manual-drive mechanism. The human motion may include pedaling and/or stepping. The vehicle may include an electric motor. The vehicle may include only an electric motor. The vehicle may include only a manual-drive mechanism. The vehicle may include both the manual-drive mechanism and the electric motor. In the embodiment including the manual-drive mechanism and the electric motor, the power generated by the electronic motor may be combined with power generated by the manual-drive mechanism in order to move the vehicle.

A motorized self-balancing vehicle is provided. The vehicle may include at least two wheels. The vehicle may include a self-balancing mechanism. The vehicle may include a manual-drive mechanism. The self-balancing mechanism may constantly update the self-balancing vehicle in order to maintain the balance of a rider of the vehicle, while the rider is engaged in human motion on the manual-drive mechanism. The human motion may include pedaling and/or stepping. The vehicle may include an electric motor. The vehicle may include only an electric motor. The vehicle may include only a manual-drive mechanism. The vehicle may include both the manual-drive mechanism and the electric motor. In the embodiment including the manual-drive mechanism and the electric motor, the power generated by the electronic motor may be combined with power generated by the manual-drive mechanism in order to move the vehicle.

A bicycle frame is disclosed, having at least one frame portion which is configured for the removable mounting of at least one separate energy storage device, in particular a battery pack. According to the invention, the frame portion configured for the removable mounting of the energy storage device has an asymmetric cross section with respect to a frame centre plane. An electric bicycle according to the invention has a frame portion which is configured for the removable mounting of at least one separate energy storage device, the frame portion having an asymmetric cross section with respect to a frame centre plane. Furthermore, an energy storage device is disclosed, having an asymmetric cross section with respect to an energy storage device centre plane.

A bicycle frame is disclosed, having at least one frame portion which is configured for the removable mounting of at least one separate energy storage device, in particular a battery pack. According to the invention, the frame portion configured for the removable mounting of the energy storage device has an asymmetric cross section with respect to a frame centre plane. An electric bicycle according to the invention has a frame portion which is configured for the removable mounting of at least one separate energy storage device, the frame portion having an asymmetric cross section with respect to a frame centre plane. Furthermore, an energy storage device is disclosed, having an asymmetric cross section with respect to an energy storage device centre plane.

A motorized self-balancing vehicle is provided. The vehicle may include at least two wheels. The vehicle may include a self-balancing mechanism. The vehicle may include a manual-drive mechanism. The self-balancing mechanism may constantly update the self-balancing vehicle in order to maintain the balance of a rider of the vehicle, while the rider is engaged in human motion on the manual-drive mechanism. The human motion may include pedaling and/or stepping. The vehicle may include an electric motor. The vehicle may include only an electric motor. The vehicle may include only a manual-drive mechanism. The vehicle may include both the manual-drive mechanism and the electric motor. In the embodiment including the manual-drive mechanism and the electric motor, the power generated by the electronic motor may be combined with power generated by the manual-drive mechanism in order to move the vehicle.

A motorized self-balancing vehicle is provided. The vehicle may include at least two wheels. The vehicle may include a self-balancing mechanism. The vehicle may include a manual-drive mechanism. The self-balancing mechanism may constantly update the self-balancing vehicle in order to maintain the balance of a rider of the vehicle, while the rider is engaged in human motion on the manual-drive mechanism. The human motion may include pedaling and/or stepping. The vehicle may include an electric motor. The vehicle may include only an electric motor. The vehicle may include only a manual-drive mechanism. The vehicle may include both the manual-drive mechanism and the electric motor. In the embodiment including the manual-drive mechanism and the electric motor, the power generated by the electronic motor may be combined with power generated by the manual-drive mechanism in order to move the vehicle.

A clamping body freewheel unit and a drive device for motor-assisted driving of an electric bicycle having a clamping body freewheel unit. The clamping body freewheel unit includes a plurality of clamping bodies by which force transmission between an inner shaft and an outer shaft, coupled together via the clamping body freewheel unit, is allowed only in one of two opposite directions of rotation, a cage by which the plurality of clamping bodies of the clamping body freewheel unit are kept together at a defined spacing in a circumferential direction, and a plurality of rolling elements by which the inner and outer shafts are mounted rotatable relative to one another when the inner and outer shafts are coupled together via the clamping body freewheel unit, wherein at least some of the plurality of rolling elements and the clamping bodies are held jointly on the cage.

A clamping body freewheel unit and a drive device for motor-assisted driving of an electric bicycle having a clamping body freewheel unit. The clamping body freewheel unit includes a plurality of clamping bodies by which force transmission between an inner shaft and an outer shaft, coupled together via the clamping body freewheel unit, is allowed only in one of two opposite directions of rotation, a cage by which the plurality of clamping bodies of the clamping body freewheel unit are kept together at a defined spacing in a circumferential direction, and a plurality of rolling elements by which the inner and outer shafts are mounted rotatable relative to one another when the inner and outer shafts are coupled together via the clamping body freewheel unit, wherein at least some of the plurality of rolling elements and the clamping bodies are held jointly on the cage.