| 摘要 |
A corner joint structure for use in a folding bed comprises: an angled corner member having a coupling part on the bottom center thereof and two pivotal joining parts respectively on both sides thereof; and two rods for respectively pivotally coupling with the pivotal joining parts, wherein each rod has a circular profile head that exactly stuffs up each of the pivotal joining parts to prevent the formation of an undesired gap that jams the user's fingers during the rotation of the rods in the pivotal joining parts, thereby promoting the operating safety.
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