发明名称 METAL ROOF TRUSS HAVING GENERALLY S-SHAPED WEB MEMBERS
摘要 The metal truss assembly disclosed herein is made from generally U-shaped metal chords and multiple generally S-shaped web members extending between the chords. A typical truss assembly has a pair of elongated, opposed, diverging metal upper chords and a lower chord, with the chords each forming generally U-shaped channels defining an interior chord space. A plurality of elongated metal web members extend between the upper and lower chords, with each of the web members extending into the interior space of an upper chord and the lower chord and attached to the chords. The web members, as taught herein, have a generally S-shaped cross-section. The shape of the web members is an advancement of prior art web members.
申请公布号 US2010077692(A1) 申请公布日期 2010.04.01
申请号 US20080243813 申请日期 2008.10.01
申请人 DUNBAR DAVID C;BABICH WILLIAM L;KELLING GREG 发明人 DUNBAR DAVID C.;BABICH WILLIAM L.;KELLING GREG
分类号 E04C3/04 主分类号 E04C3/04
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