发明名称 Fall prevention system for top mount antenna
摘要 In a vertical radio-frequency wave radiating structure to be climbed by a person, there is provided a fall prevention system. This fall prevention system includes a safety rope, made of a radio-frequency wave resistant material, to receive an individual safety harness. A first end of the safety rope is attached to an upper section of the vertical structure, while the second end of that safety rope is attached to a lower section of the vertical structure. Preferably, the safety rope comprises a polyurethane resin impregnated aramid fiber core protected with a thick extruded jacket of polyurethane.
申请公布号 US5964316(A) 申请公布日期 1999.10.12
申请号 US19960754011 申请日期 1996.11.20
申请人 ROY, GILLES 发明人 ROY, GILLES
分类号 A62B35/00;(IPC1-7):E06C5/36 主分类号 A62B35/00
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