Patent ID: 6146295
Filing Date: 2000-11-14
Classification: F16H

Abstract:
A torque sensing assembly for use in a variable speed belt drive driven clutch in which the driven clutch is formed to include a belt residing between a fixed sheave and a movable sheave, the torque sensing assembly being rigidly affixed to the movable sheave, comprising:(a) a cylindrical body portion formed substantially as a right cylinder, the right cylinder having a circumferential wall; and(b) a fixed sheave comprising a button;(c) at least one substantially helical slot formed within the circumferential wall, the slot being adapted to receive the button, the button having a diameter and being rigidly affixed to the fixed sheave, the button being movable with respect to the slot, the button having opposing sides which are simultaneously constrained within the substantially helical slot such that lateral and nonhelical movement of the button within the slot is prevented.