Patent ID: 7300370

Claim:
A belted transmission system, comprising: a pair of clutches, each one of said clutches comprising: a first sheave assembly including a shaft and a first sheave fixedly attached to the shaft; a second sheave assembly including a second sheave movably mounted on the shaft for being moved along a longitudinal axis of the shaft; and an energizing unit fixedly attached to the shaft and including an electromagnet, wherein the electromagnet and the sheave assemblies are configured for one of moving the second sheave toward the first sheave along the longitudinal axis of the shaft and moving the second sheave away from the first sheave along the longitudinal axis of the shaft; and a programmable controller attached to the electromagnet of each one of said clutches and configured for selectively energizing the electromagnet of each one of said clutches to implement movement of the second sheave of a respective one of said clutches.