| 摘要 |
The present invention relates to an opening and closing device for a rotary type projected window and, more specifically to an opening and closing device for a rotary type projected window capable of opening and closing multiple windows with one operation means at the same time by rotating. According to a preferable embodiment of the present invention, the opening and closing device for a rotary type projected window comprises: a window frame which includes an outer window frame and a middle window frame installed in the middle of the outer window frame; a hinge shaft supporting unit which has a window sash coupled to each window frame and supporting the window sash coupled to the window frame to be rotated; a driving motor installed in the middle window frame and generating rotating force; a driving force transferring unit transferring the rotation driving force of the driving motor; a driving force controlling unit stopping the driving motor by receiving driving force from the driving force transferring unit; a rotating shaft unit rotating by receiving the rotation driving force from the driving force transferring unit; a rotating shaft supporting unit supporting the rotation shaft unit and fixed and installed in both ends of the outer window frame; and an opening and closing link means opened and closed by the rotation of the rotation shaft unit. |
