发明名称 Ladder Boot
摘要 The present invention is a tool or apparatus relating to the safety of an individual using a ladder. The apparatus is simple in design and use being crafted of a single piece of metal shaped into a three sided open ended box. The middle side being extended into a point to be inserted into the ground. In the preferred form, it is used in a pair or set of two, positioned at the base of a ladder, one at each foot. The apparatus need not be attached to the ladder by any means, merely inserted into the ground surrounding the foot so as to prevent the foot from slipping or "kicking" out and causing the ladder to slip.
申请公布号 US2008223657(A1) 申请公布日期 2008.09.18
申请号 US20080074300 申请日期 2008.03.03
申请人 KEEFE KEVIN ROBERT;KEEFE MARTHA DINGE 发明人 KEEFE KEVIN ROBERT;KEEFE MARTHA DINGE
分类号 E06C7/42 主分类号 E06C7/42
代理机构 代理人
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