Structure of a gearbox for all terrain vehicles

Abstract

A gearbox for all terrain vehicles which includes an engine having a crankshaft which drives a belt transmission mechanism of a transmission case thereby transmitting power to a final axle in the gearbox via a driven axle of the belt transmission mechanism, wherein the driven axle has an end extending into the gearbox and provided with a torque release mechanism, characterized in that the driven axle in the gearbox has an end on which is mounted a torque release mechanism for releasing the momentary increased torque and power when the terrain vehicle is thrown up and down and accelerated to increase the performance of the engine as it touches the ground,

Dependencies are inferred from the claim text.