发明名称 Roof anchor method and apparatus
摘要 A method is provided for mounting a roof anchor (10) on a roof support structure (30) having an underside surface (32), the roof fully or partially covered with roof covering material (39), the roof anchor (10) including an attachment means (12) and a shaft (14), the method including the steps of: a) making a first hole (50) in the covering material (39) and the roof support structure (30), which first hole (50) is capable of receiving the shaft (14); b) forming an aperture (38) in the covering material (39) adjacent the first hole (50) and the roof support structure (30); c) inserting an anchor block (20), having a second hole (22) capable of fixedly engaging the shaft (14), through the aperture (38) and locating the anchor block (20) at the underside surface (32) such that the first and second holes (50, 22) are in registry; and d) inserting the shaft (14) through both the first and second holes (50, 22) whereby to fixedly engage the roof anchor (10) to the anchor block (20), such that the roof anchor (10) is mounted on the roof support structure (30).
申请公布号 US2003182893(A1) 申请公布日期 2003.10.02
申请号 US20030369046 申请日期 2003.02.19
申请人 POLDMAA ARVO 发明人 POLDMAA ARVO
分类号 A62B1/04;E04D13/12;E04G21/32;H01Q1/12;(IPC1-7):E04B1/38;E04C5/00 主分类号 A62B1/04
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