| 摘要 |
PURPOSE: An opening and closing structure of a system window is provided to prevent direct transmission of loads or impacts to window frames and window sashes during opening and closing of window. CONSTITUTION: An opening and closing structure of a system window is configured as follows. An air cylinder(3) is coupled to the head of a window frame and the jamb(22) of a window sash(2). A window(WD) is fixed to one side of the head by a hinge(H). A supporting part with a packing groove is formed downward in the center lower portion of the window frame to couple a packing. The other side of the window is coupled to the packing in the packing groove. The upper part of a cylinder bracket(5) is fitted to a bracket fixing part formed on the top of the other side of the supporting part and the bottom of the other side of the head. The cylinder bracket comprises a horizontal holding piece(51), a vertical support piece(52), an inclined piece(53), and a finger piece(54). The vertical support piece is formed at the right angle on one side of the horizontal holding piece. The inclined piece is integrally formed on the underside of the vertical support piece. The finger piece is formed separately on the lower side of the inclined piece and has fastening holes(541) on both sides thereof. |
