发明名称 Perforated pleated shutter and method
摘要 A pleated panel shutter system for an opening in a dwelling in which the pleated panel portions can be drawn to the side rendering the bulk of the opening available for ventilation, light, and the normal function of a window or a door. The pleated panel can be closed shut, and optionally locked, with securement against vandalism as well as high winds and flying debris damage, such as occurring in a hurricane. The strength of the pleated panels in the vertical orientation permits perforation over more than 50% of the surface of each of the panels, while still providing ample impact against winds up to 125 mph., and survive the impact test of a two by four (2x4) six (6) feet long fired at 34 mph. without deflecting more than 2½ inches.
申请公布号 US6345476(B1) 申请公布日期 2002.02.12
申请号 US19990292255 申请日期 1999.04.15
申请人 HILL GEORGE A. 发明人 HILL GEORGE A.
分类号 E06B9/02;(IPC1-7):E06B3/26 主分类号 E06B9/02
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