"Rubbee" drive

Description: "Rubbee" is a one-piece system which can be easily and fast attached to a bicycle within few minutes to make it into electric. It is a “two in one” solution, because the person can have one bicycle, which may be used both, as simple or electric one. “Rubbee” is controlled by PAS sensor. The sensor is mounted on the bicycle crankshaft and it provides information about the person’s activity. When the person is pedaling – “Rubbee” provides power. When he or she stops pedaling – “Rubbee” stops providing power.