| 摘要 |
PROBLEM TO BE SOLVED: To provide a bed in which a leg part of a sleeping bed has a structure in which a patient repeats a rise/fall in a horizontal position, so that the patient has a posture to be hardly fatigued because the patient does not become an unnatural posture, and becomes an easy posture.SOLUTION: An existing bed immediately fatigues a patient because patient's legs in a horizontal position obstructs a natural posture. If making a leg part have a structure to come down in a chair state not but a level, the legs are not the hindrance. An elevated bed is made to have a structure to use a power source for coming down the leg part also as a derricking motor of the back. A part in which a legless chair rises/falls by operation of the derricking motor and a part in which the leg part rises/falls are connected by levers, and a part in which each lever 1 bends is made to have a joint structure 2. Because the bed comes into a chair state and becomes a bed for sleeping, there is no case that the patient becomes an unnatural posture and is fatigued. |
