| 摘要 |
1530087 Bearings SOC NOUVELLE DE ROULEMENTS 30 Aug 1977 [26 Oct 1976] 36216/77 Heading F2A [Also in Division B3] A process for the production of a composite bearing race (Fig. 2), the race comprising first and second ring members 1, 2 disposed concentrically relative to each other and fixed one within the other, comprises pressing together two ring member blanks 5, 6 (Fig. 6), positioning the assembly within a chamber 10 whose dimensions correspond to the desired dimensions of the finished race, and rolling the assembly until the chamber is filled by the assembly, the rolling operation also forming a rolling track or tracks 4 on the assembly, said assembly being subjected to a heat treatment during or after rolling thereby promoting an interference fit between the ring members. |
