| 摘要 |
A portable bed assembly of a disc and an elongate support, and the disc has a body having a central hole having an axis, and the central hole being sized for slidably receiving the elongate support, with the disc body and the elongate support having a cooperable flexibly mounted retractably extendable lock pin and the disc body has two transversely disposed through holes for receiving the lock pin and locking the elongate support in the disc body and preventing rotational movement of the elongate support in the disc body.
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