| 摘要 |
An automatic locking apparatus of a window is provided to slide the window conveniently by moving up the window with turning a handle in opening the window, and to insulate sound efficiently by automatically moving down the window in closing the window. A first turning unit(30) and a second turning unit(40) are formed in an upper part of a window combined with a locking rod(21) formed in the front of a locking keeper(20) fastened in a window frame, and a handle fixing member(50) is formed in a lower part. An operation groove part(32) is formed at a side of a turning shaft(31) and combined with the locking keeper. A turning piece(33) is formed on a shaft of the operation groove part, and turned and engaged with a fitting groove(42) formed in the second turning unit. A falling piece(42) is formed at a side of a turning shaft(41) of the second turning unit, and combined with a guide groove(61) of a lift body(60) to move up and down the lift body. Guide projections are protruded in upper and lower parts of the guide groove of the lift body, and the upper guide projection is extended to be more than the lower guide projection. A groove unit is formed inside a handle fixing unit(52) combined with an elastic projection(51) of the handle fixing member. |
