| 摘要 |
PROBLEM TO BE SOLVED: To provide a trestle for holding a coverlet which provides a comfortable sleep, completely prevents the coverlet from falling off or slipping, is easy to handle, and can fit with the widths of various mattress. SOLUTION: Leg plates are vertically provided at the right and left sides of a bottom plate put on the mattress, a top board is mounted on the right and left leg plates and is formed wider than the width between the right and left leg plates, and the coverlet is locked and held by an elastic string loop at the upper position of the right and left leg plates. COPYRIGHT: (C)2003,JPO
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