发明名称 Scaffolding guard rail post
摘要 A scaffolding guard rail post having hooks connected thereto for securing guard rails to the post. The post comprises a longitudinal rod and each hook comprises a longitudinal leg portion connected to the rod and an arm portion. The arm portion has a lower arcuate portion, an upper arcuate portion, a longitudinal web portion intermediate to the lower arcuate portion and the upper arcuate portion, and a longitudinal lip portion. A corner guard rail post has a pair of upper hooks connected thereto and a pair of lower hooks connected thereto. The guard rail posts are secured to a scaffolding frame during useage thereof.
申请公布号 US5070965(A) 申请公布日期 1991.12.10
申请号 US19900630877 申请日期 1990.12.20
申请人 F. W. JORDAN & SONS, INC. 发明人 JORDAN, III, FORREST W.
分类号 E04G5/14 主分类号 E04G5/14
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