| 摘要 |
<p>A motor suspension unit for an axle of a railway carriage or locomotive, said unit comprising two bearing mountings located one at each end of a generally U-shaped motor suspension tube, each of said bearing mountings having an axially aligned cylindrical bearing receiving aperture, an annlar shoulder being located at one end of said aperture adjacent said tube and against which a bearing race or bearing cup is intended to abut, an annular groove formed in said aperture and having an axial length less than that of the aperture, a diameter greater than the nominal diameter of the aperture, and also abutting the shoulder, wherein an axially split hollow sleeve having an axial length corresponding to that of said groove is retained in said groove, and the inner surface of said sleeve is machined to said nominal diameter to receive said bearing race or cup and the face surfaces normal to said axle are machined to return same to true.</p> |
