| 摘要 |
Retractable hitching post for bicycles having a casing which is mounted in the ground, a post which is telescopically mounted in the casing for movement between a retracted position in which the post is below ground level and an extended position in which a substantial portion of the post is above ground level. The post can be secured in the extended position, and a bicycle can be locked to the post. In some disclosed embodiments, the post is cushioned by air damping as it returns to its retracted position.
|
