| 摘要 |
PURPOSE: An apparatus for operating a curtain automatically is provided, which can use both of a blind type curtain and a folder type curtain. CONSTITUTION: An apparatus for operating a curtain automatically comprises a curtain bar(110) in which a clockwise second spiral groove and a clock-wise first spiral groove are formed; a rotation driving unit(130) which is connected to the curtain bar rotate and rotates the curtain bar clockwise or counter clockwise; and a fixing unit(120) fixing the curtain bar on the wall or ceiling. In the curtain bar, a plurality of joint grooves are formed in the outer surface in the longitudinal direction. |
