| 摘要 |
PROBLEM TO BE SOLVED: To easily provide a bed device or the like of a simple structure equipped with load detection means excellent in durability.SOLUTION: In a bed device including a lower frame, an upper frame, and a lifting device for performing an upper frame lifting operation, a load cell is arranged so as to contact the upper frame and the lower frame when the upper frame is lowered to the lower limit, and a load is detected from the load cell while the upper frame is lowered to the lower limit. |
