Patent ID: 6378647
Filing Date: 2002-04-30
Classification: B62D,Y10T

Abstract:
An electric power steering assist mechanism for a motor vehicle comprising:a speed reducing gear comprising, a sleeve portion, and a flange disposed at one end of said sleeve portion; an output shaft rotatably supported concentrically within and extending through said sleeve portion of said speed reducing gear, said output shaft being configured at an upper end of said output shaft for communicating with a steering hand wheel and configured at a lower end of said output shaft for communicating with at least one wheel of said motor vehicle to steer said motor vehicle; an isolator disposed between said speed reducing gear and said output shaft and in contact with an inner surface of said sleeve portion of said speed reducing gear and an outer surface of said output shaft, thereby separating said speed reducing gear and said output shaft and imparting a compliance factor between said speed reducing gear and said output shaft; and an electric motor having a driveshaft operably connected to said speed reducing gear at said flange and configured to drive said speed reducing gear.