| 摘要 |
PROBLEM TO BE SOLVED: To provide an window lattice having a high crime preventive effect and an easily fitting workability, to be fitted to the inside of an opening of a building such as a window, a door, etc. so as not to be intruded into the building by the crime even in the case that the window glass is broken or the door is taken out. SOLUTION: The window lattice 1 fitted to an opening 7 of a building is freely expansible. At both ends in the expandable direction of the window lattice 1, fitting members 10a, 10b having a first fitting face 12 fixing to the building inside face 22 of the building opening 7 and a second fitting face 11 abutting against the internal peripheral face 8 of the opening 7 are provided. COPYRIGHT: (C)2004,JPO&NCIPI
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