发明名称 Integrated safety rail protection system
摘要 A unique safety rail system with integrated hand-grip projections, structures for affixing the system for the safe and easy egress and ingress through an opening, such as roof or floor access holes. The safety rail system is designed to reduce the risk of falls while ascending or descending a ladder through an access hole while providing additional protection and prevention of personnel accidentally falling through an open access. A self-closing gravity gate may be provided acting as additional hand-grip, support, and barrier. This system may employ methods of construction and assembly using a unique continuous tubular structure of converging vertical and angular upright post with horizontal upper safety rail, forward protruding hand-grip and opposing directionally horizontal lower attachment support means reducing lateral motion and allows efficient installation for new construction or retro fitting of existing openings.
申请公布号 US8726577(B2) 申请公布日期 2014.05.20
申请号 US20100825265 申请日期 2010.06.28
申请人 WHITING RICHARD J.;SAFEPRO, L.P. 发明人 WHITING RICHARD J.
分类号 E02D29/14 主分类号 E02D29/14
代理机构 代理人
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