| 摘要 |
PURPOSE: A foldable three-stage mattress is provided, which enables a user to use an agreeable and comfortable mattress while keeping the shape of cushion member. CONSTITUTION: A foldable three-stage mattress comprises: a mattress(110) which is divided in order to be folded in three stages by being connected to a contact area; and mini pocket springs(140) which are built in the mattress. The mattress is formed into a folder type while being connected to each other by a cover that surrounds the mattress. |
