| 摘要 |
664,939. Bearings. CLAAS, F., CLAAS, T., and CLAAS, A., (trading as MASCHINENFABRIK GEB. CLAAS). April 14, 1949, No. 10141/49. Class 12 (i). A ball bearing a having its outer race mounted directly in a sheet metal wall b and retained therein by light metal dust covers c, d bolted to the wall b, has its inner race secured to a shaft e by a conical member f and a nut g. Felt rings m, n are disposed in separate chambers in the covers c, d and bear against the member f and smooth periphery of the nut g respectively. Teeth l or holes for tightening are provided on the face of the nut g. |
