| 摘要 |
PROBLEM TO BE SOLVED: To provide a solution to save space in circulation, i.e. stock storage and carriage.SOLUTION: A sofa bed is constituted by assembling a bed body 1 and a backrest cushion 2 borne on a cushion surface of the bed body 1. The bed body 1 has vacancy on its lower side. The vacancy is mounted with a plurality of partitions 3 in parallel to a shorter edge of the bed body. The backrest cushion 2 is constituted by conjoining two cushion bodies 2a, 2b collapsible on its longer edge. The two cushion bodies 2a, 2b of the backrest cushion 2 can be stored by dividing them into both sides of the bed body partitions 3. |
