A supercharger includes a supercharger housing, a primary rotor having a primary rotor shaft fixed to rotate therewith. A ring gear with internal teeth is attached to a transmission housing portion of the supercharger housing. A sun gear is fixed to the pr...

A drive assembly for a supercharger for an internal combustion engine provides a continuously variable drive ratio between the engine and supercharger to provide a substantially, constant drive speed to the supercharger, thereby optimizing performance. The...