发明名称 EXTENDED SHORT SPAN TEE FOR DRYWALL CEILING
摘要 A short span flat drywall ceiling construction comprising a pair of spaced parallel wall angles facing one another, the wall angles each having a vertical leg secured to vertical support surfaces and a horizontal leg cantilevered from its respective vertical leg towards the other wall angle, a plurality of substantially identical roll-formed sheet metal tees extending between the wall angles and vertically supported thereby, each tee having a main body formed of a single strip of sheet steel, the tee having a horizontal single layer lower flange, a vertical double layer central web disposed above the flange, and a bulb at the top of the web centered on a plane of symmetry, a sheet metal U-shaped reinforcement channel fitted on a central part of the length of the tee such that it is in contact with at least the sidewalls of the bulb.
申请公布号 WO2010117517(A3) 申请公布日期 2011.01.13
申请号 WO2010US26005 申请日期 2010.03.03
申请人 USG INTERIORS, INC.;RAHEEL, MUHAMMAD;GULBRANDSEN, PEDER;LEHANE, JAMES, J. 发明人 RAHEEL, MUHAMMAD;GULBRANDSEN, PEDER;LEHANE, JAMES, J.
分类号 E04B9/06;E04B9/18;E04B9/22 主分类号 E04B9/06
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