| 摘要 |
PURPOSE: A wheelchair variable bed and a modification method thereof are provided to use the bed as a wheelchair by changing the bed into the wheelchair. CONSTITUTION: A wheelchair variable bed comprises: a bed frame(110); a mattress(150) which is spread on the bed frame and is changed into a chair shape by being folded in multi-stages; a chair frame(130) which is equipped with wheels and is attached to the bed frame; a deformation unit(170) which changes the mattress spread on the bed frame into a chair shape; a power unit offering power to the wheel; a plurality of pressure sensors sensing the movement of a user on the mattress; and a deformation control part controlling the operation of the deformation unit according to the movement of the user. |
