| 摘要 |
PROBLEM TO BE SOLVED: To stand up the seat back of a bed by supporting a lying down state of a user when taking a bath by sinking the bed in a bathtub in a using form of the bed with the bathtub. SOLUTION: When sinking a bed positioned on the upper surface of a bathtub in the bathtub, the seat back of the bed is adjusted to a sufficient inclination by operation of a back raising button 16, the bed is lowered by operation of a lowering button 15, and when the seat back is not a sufficient inclination, a position detecting switch LS6 is put in an ON state, a warning lamp P1 is lighted, and operation of the lowering button 15 is made impossible so that the bed is put in a stopping state. Thus, even if a button of the control box 13 is erroneously operated, since erroneous operation can be previously prevented, reliability of bed control at bathing time can be enhanced so that a user can be easily taken into care. |
