| 摘要 |
<p>A bearing device for a pivotal support leg (4) which is included in a cycle support comprises a bearing sleeve (7) which is secured in the cycle. The bearing sleeve accommodates an outer and inner bearing member at its opposite end portions. The bearing members pivotally accommodate an upper portion (6) of the support leg. The bearing sleeve (7) is of rectangular cross section. Further, an inner end portion of the bearing sleeve is in the form of a truncated pyramid which tapers in a direction away from the outer end portion of the bearing sleeve. The inner bearing member is of an outer configuration which is complementary to the pyramid-shaped portion and is accommodated therein. <IMAGE></p> |
