Patent ID: 6098480
Filing Date: 2000-08-08
Classification: B60K,F16H,Y10T

Abstract:
A drive axle assembly comprising:first and second driven wheels;first and second axle shafts for driving said first and second wheels respectively, said first and second axle shafts defining a first axis of rotation;a worm gear for driving said first and second axle shafts and rotatable about said first axis of rotation, said worm gear having teeth defined by a tooth profile having a first worm gear pressure angle and a second worm gear pressure angle wherein said first worm gear pressure angle is twice said second worm gear pressure angle;a worm for driving said worm gear and defining a second axis of rotation substantially perpendicular to said first axis of rotation, said worm including at least one thread having a worm thread profile with a first worm pressure angle and a second worm pressure angle wherein said first worm pressure angle is twice said second worm pressure angle; andan input shaft for driving said worm, said input shaft rotating about said second axis of rotation.