STEERING APPARATUS FOR VEHICLE

摘要

In a vehicle steering apparatus in which a housing for supporting coaxially to a rack shaft a ball nut that is provided with a ball screw mechanism constructed between itself and the rack shaft for moving in an axial direction for the purpose of steering and that is rotated by transmission from a steering motor is constructed in a separated form consisting of first and second housings fit to each other by spigot-joint fitting on an outer side of a retaining ring of a thrust bearing for thrust-supporting a rotating cylinder, a gap is provided in a part of the spigot-joint fitting part located on an outer side of the fixing nut screwed into the retaining ring in order to apply from one side a tightening force on a thrust bearing fit into and retained by the retaining ring.