| 摘要 |
A foot assembly includes two first legs each having a first ring provided with a first limiting recess defined in an inner face of the first ring and a first finger extending from the inner face of the first ring, two second legs each having a second ring and a second limiting recess defined in an inner face of the second ring to movably receive therein the first finger of the first ring and two joints each having a third ring, a tube and a tubular extension formed on a bottom rim of the third ring to extend into the first ring and the second ring. The joint has a second finger to be movably received in the first limiting recess such that the first leg is able to align with the second leg for storage.
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