| 摘要 |
The invention relates to a sliding system of metal security door and window leaves manufactured from metal railings 36, panels 37, profiles 38, or combination thereof 39,40 in order to prevent forcing of doors and windows. Said security door and window leaves 29,30 are installed either at one side of the masonry 11 -when single-opened 29- or at both sides of the masonry 11 when they are dividable 30 or overlapping 31, in respect to the space existing in the masonry 10 and the length of the opening 16,17 to be secured. They secure solely at the inner side of the space to be secured and remain partially into the masonry 10 while securing the opening of the doors or windows 18,19,20. |
