发明名称 Combination hurricane shutter and security grill
摘要 A combination of a hurricane shutter and security grill intended for use in conjunction with a window of a commercial or residential building. The security grill comprises metallic bars of various shapes and dimensions which are combined in distinctive patterns in order to enhance the appearance of the building while allowing minimum obstruction to light rays. The security grill is located squarely in front of the window on the exterior side by means of ornamental brackets which are fixed to the longitudinal boundaries of the security grill and the structural side of the building. L-shaped brackets with functional or ornamental facing are fastened to the top and bottom latitudinal bars and provide channels to facilitate the insertion of a shutter board which completely encloses the security grill and the guarded window. The shutter board can be easily and quickly fastened to the front of the brackets with metallic wood screws in order to provide immediate protection in the advent of a surprise tropical storm or hurricane.
申请公布号 US4384436(A) 申请公布日期 1983.05.24
申请号 US19810300894 申请日期 1981.09.10
申请人 GREEN, MICHAEL A. 发明人 GREEN, MICHAEL A.
分类号 E06B9/01;(IPC1-7):E06B3/26 主分类号 E06B9/01
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