| 摘要 |
PURPOSE: A portable electric motor folding bed is provided, which prevents a user from being caught between the backboard part and mattress frame. CONSTITUTION: A portable electric motor folding bed is comprised of a mattress frame, a bed part and a backboard part, a supported foot, an elevation actuator, an elevation handling apparatus, an operation piston, and the seat back insertion prevention unit. The mattress frame is combined to be folded in the both sides around the central support by a spring. The bed part and backboard part are respectively united on the top of the both mattress frames. The supported foot is equipped at the lower part of the outer both sides of the mattress frame. The elevation actuator(320) descends and ascends the backboard part. The elevation handling apparatus controls the operation of the elevation actuator. The operation piston(321) is coupled with by an arm pin(311).
|
