发明名称 Locking and Lifting Mechanism for Safety Fence Support Post
摘要 A support post (22) and safety fence assembly (24) in which the post (22) has a telescoping inner and outer tube (34, 36) and is supported on a threaded internal shaft (42) coupled to a floor engaging end (30) and ceiling engaging end (32) preferably formed with claws that have a number of sharp penetrating points for firm engagement with a support surface. An over-centre locking lever assembly (60) is provided for fixing the relative position of the inner tube and outer telescoping tubes (34, 36).
申请公布号 US2011042539(A1) 申请公布日期 2011.02.24
申请号 US20060990091 申请日期 2006.08.09
申请人 MELIC JONATHAN JONNY 发明人 MELIC JONATHAN JONNY
分类号 E04H17/20;F16B2/20;F16M13/00 主分类号 E04H17/20
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