| 摘要 |
PURPOSE:To exchange a bed sheet and a mattress by inclining a bed to left or right, moving the center of the weight of a lying person to left or right and opening/closing one part of the bed, to which the center of weight is not loaded, from the back of the lying person. CONSTITUTION:This bedding is provided with a bed 1 equipped with a recessed surface for which the upside of its cross-section is made arcurate, rotary shaft 2 for holding the bed 1 and rotationally inclining it to left and right, and fixing mechanism 17 for fixing the rotary inclination within a certain angle. By rotationally inclining the bed 1 to left or right and moving the center of the weight of the lying person to left or right, one part of the bed to which the center of weight is not loaded is opened/closed from the back of the lying person, and the bed sheet and the mattress are exchanged. |
