发明名称 COMPRESSIBLE FRAME GUARD DEVICE FOR A WINDOW OR DOOR
摘要 In the combination of a frame guard device and the frame of a window or door, wherein the window or door is fitted in a wall having an exterior wall layer with a sill, the frame has a lower horizontal member adjacent the sill . The device has a base extending from the lower horizontal member of the frame and a compressive member extending from the base, and the compressive member has a datum surface disposed between the lower horizontal member of the frame and the sill. The distance between the base and the datum surface defines a force-absorbing zone.
申请公布号 CA2453604(A1) 申请公布日期 2004.10.23
申请号 CA20032453604 申请日期 2003.12.17
申请人 ALPA LUMBER INC. 发明人 PETTA, GABRIEL;OHRSTROM, ROLF J.
分类号 E06B1/02;E06B1/62;E06B1/70;(IPC1-7):E06B1/02 主分类号 E06B1/02
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