摘要 |
<p>A cross coupling, comprising a pair of yokes having branched arms formed integrally therewith and having opposed round holes formed in the arms, a spider having four end shaft parts, and four bearings rotatably supporting the end shaft parts of the spider in the round holes of the yokes, the bearings further comprising cups having tubular parts fitted into the round holes of the yokes and a plurality of rolling elements installed between the inner peripheral surfaces of the cups and the end shaft parts of the spider, wherein the end shaft parts of the spider are shrink-fitted to the bearings through the rolling elements.</p> |