A clutch assembly configured for use with a supercharger comprises a first shaft having a longitudinal axis; a pulley connected to the first shaft; a clutch rotor connected to the first shaft; a clutch armature unconnected to the first shaft; and a clutch coil spaced along the longitudinal axis from...http://www.google.com/patents/US20120037473?utm_source=gb-gplus-sharePatent US20120037473 - INTEGRATED CLUTCH SUPERCHARGER