发明名称 Apparatus for preventing floodwater from entering a building
摘要 Apparatus for preventing flood water entering a building through a wall opening has a first member for permanent attachment to the wall and second member detachably fixed to the first member. The first member has a frame having first fixing mechanism and two upright members for permanent fixing to the wall around the opening and a third member bowed away from the building and having a flat upper surface. The second member has a curved member with circumferential flanges and a second fixing mechanism engaging the first fixing mechanism. Two flanges extend outwardly from the curved member, and third flange is perpendicular to flanges and to the curved member. The flanges fit flat against the members of the frame through a gasket with the third flange extending horizontally on top of the third member forming a step.
申请公布号 US6681533(B1) 申请公布日期 2004.01.27
申请号 US20010889651 申请日期 2001.12.07
申请人 DOYLE ROY;WALL ALAN;BEG SHIRAZ MIRZA 发明人 DOYLE ROY
分类号 E06B9/00;(IPC1-7):E06B7/14 主分类号 E06B9/00
代理机构 代理人
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