| 摘要 |
PROBLEM TO BE SOLVED: To provide a bedding for back raising of a mattress which prevents a back of a user from being compressed when one end part of the mattress is curved and raised.SOLUTION: A bedding for back raising of a mattress includes a base member 33 provided in a top face of a mattress 31, and a slip member 34 provided in a top face of the base member, which slides against the base member while receiving load of a user when one longitudinal end part of the mattress is curved upward. |
