| 摘要 |
1431612 Bearings W SCHAEFFLER and G SCHAEFFLER [trading as INDUSTRIEWERK SCHAEFFLER OHG] 5 June 1974 [22 June 1973] 24963/74 Heading F2A A multi-row rolling bearing cage comprises rings 1 connected together by cross-pieces 4 to define pockets 3, therebeing windows 5 stamped out in the region lying between adjacent rows of pockets, which windows are substantially as wide as the adjacent pockets, and have an axial length such that the width of the rings 2 left between them and the pockets substantially corresponds to the width of the end rings 1, the said cage being formed by rolling round a flat strip. The correspondence in cross-section between the rings 1, 2 facilitates the rolling process. The rings are welded at the joins 7. |
