发明名称 Guard rail safety system
摘要 A support post and safety fence assembly in which the post has a telescoping inner and outer tube and is supported on a threaded internal shaft coupled to a floor engaging end and ceiling engaging end preferably formed with claws that have a number of sharp penetrating points for firm engagement with a support surface. In one embodiment, a gravity lock assembly is provided for fixing the relative position of the inner and outer tubes. Dynamic adjustability of the support post is provided by internal compression springs.
申请公布号 US2007252055(A1) 申请公布日期 2007.11.01
申请号 US20070819531 申请日期 2007.06.28
申请人 MELIC JONNY J 发明人 MELIC JONNY J.
分类号 E04G25/00 主分类号 E04G25/00
代理机构 代理人
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