Steering drive axle assembly

摘要

A steering drive axle assembly which comprises a steering knuckle having an integral reduced portion rigid with one end of an axle housing, a socket member having its reduced portion secured to internal extremity of a wheel mounting spindle and being supported by a pair of vertically spaced king pins which are respectively mounted to an upper wall and a lower wall of the steering knuckle so that it can move about the king pins. The steering drive axle assembly further comprises a shell housing which includes a substantially semi-spherical portion and a cylindrical extension which extends into rigid engagement with the reduced portion of the steering knuckle, a constant velocity universal joint which connects a drive and a driven shafts together being disposed within the shell housing, and a sealing member being provided in sealing contact against a smoothly spherical outer periphery of the shell housing.