| 摘要 |
<p>In the present invention, a carrier is supported at a case via a bearing. The bearing is provided with an inner race, an outer race, a plurality of cylindrical rollers, and a retainer. The inner race has a tapered outer peripheral surface, and the outer race has a tapered inner peripheral surface. The rollers and retainer are disposed between the inner race and the outer race. The retainer maintains the gap between adjacent rollers. The end of the retainer having a larger diameter contacts both the case and the carrier.</p> |
