The first clutch is a sophisticated type of centrifugal clutch and is often mounted to your output stop from the motor crankshaft. The clutch has two sheave faces; one which is laterally set (stationary sheave), and one that can go out and in to engage the belt (moveable sheave). https://gearboxcvt64196.get-blogging.com/32845830/a-review-of-gearbox-cvt