发明授权
- 专利标题： Ladder guard
- 专利标题（中）： 梯子守卫
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申请号： US13158391申请日： 2011-06-11
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公开(公告)号： US09410373B2公开(公告)日： 2016-08-09
- 发明人: Sandra Randolph
- 申请人： Sandra Randolph
- 主分类号： E06C7/00
- IPC分类号： E06C7/00
摘要：
A ladder guard secured between the rungs and stringers of the ladder to prevent use of the rungs as footholds or handholds and deter ascension of the ladder, especially by children. The ladder guard is constructed from compressible material of a desired resiliency allows an adult to deform the invention for insertion or removal between two adjacent stringers.
公开/授权文献
- US20120312635A1 Ladder Guard 公开/授权日：2012-12-13
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