Patent ID: 6357313
Filing Date: 2002-03-19
Classification: B62D,F16C,F16H,H02K,Y10T

Abstract:
An electric power steering system comprising:a steering column to which a steering torque is applied by a driver; an electric motor to apply an assistance torque to said steering column in response to a measure of the steering torque applied to said steering column by the driver; and a housing wherein said electric motor acts on said steering column through a worm gear and a wheel gear, said electric motor having a motor output shaft on which said worm gear is provided, said motor output shaft having an end, said wheel gear being provided on a drive shaft wherein a first support assembly and a second support assembly are mounted in said housing and support said motor output shaft at spaced positions, said first support assembly including means to allow radial displacement of said end of said motor output shaft relative to said wheel gear, said first support assembly further including a bush having an eccentrically arranged recess and a bearing assembly supported in said recess, said second support assembly being adapted to allow angular displacement of said motor output shaft relative to said housing.