Patent ID: 6093106
Filing Date: 2000-07-25
Classification: F16D,Y10T

Abstract:
A flexible coupling adapted to be mounted to rotary shafts, said coupling comprising:a pair of pinions, each having an outer tooth gear thereon; anda sleeve having a pair of inner tooth gears engaged with said outer tooth gears for transmitting power between the rotary shafts;wherein said outer tooth gears include a plurality of outer teeth, each of said outer teeth being crowned;wherein each of said outer teeth includes opposing tooth crowned surfaces defining therebetween a tooth thickness and opposing tooth side surfaces defining therebetween a tooth width, wherein each of said tooth crowned surfaces defines a tooth surface at a section along a pitch circle cylinder passing through said respective outer tooth at the center of a tooth width;each of said tooth crowned surfaces further defining an outwardly convex curve, said curve having a radius of curvature that becomes larger as a point on said curve approaches said respective opposing tooth side surface.