发明名称 PURLIN BRACING SYSTEM FOR METAL BUILDING ROOF
摘要 A purlin bracing system for metal building roof includes braces which have pairs of tabs extending from one end. A brace is arranged perpendicular to a purlins, and its tabs are inserted through slots in the central web of the purlin. Another brace is then applied on the opposite side of the purlin, and headed pin is dropped through aligned holes in the tabs to secure them on opposite side of the purlin's central web. No tools or special fasteners are required.
申请公布号 CA2683197(C) 申请公布日期 2012.10.02
申请号 CA20082683197 申请日期 2008.05.19
申请人 BUTLER MANUFACTURING COMPANY 发明人 ROBINSON, CLIFFORD M.;BURNHAM, RUSSELL C.
分类号 E04C3/02;E04B7/00 主分类号 E04C3/02
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