发明名称 Ladder Safety Apparatus
摘要 A ladder safety apparatus and methods of using the same are disclosed. An example ladder safety apparatus includes a stabilizer bar for a top portion of a ladder, the stabilizer bar configured to rest on a roof top. The ladder safety apparatus also includes a balance rail for the top portion of the ladder to provide handles for a user climbing onto the roof top. The ladder safety apparatus also includes an attached strap to connect adjacent the roof top for securing the ladder.
申请公布号 US2012160607(A1) 申请公布日期 2012.06.28
申请号 US201113223261 申请日期 2011.08.31
申请人 DAVIS, JR. DON M. 发明人 DAVIS, JR. DON M.
分类号 E06C7/18;E06C7/48 主分类号 E06C7/18
代理机构 代理人
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