发明名称 |
SERPENTINE INSERT FOR OPEN WEB GRID |
摘要 |
<p>A grid runner and method of its manufacture that saves material content with use of a serpentine sheet metal web configured to be essentially scrapless and that results in a parallel chord truss-like construction with open spaces between an upper reinforcing bulb and a lower flange.</p> |
申请公布号 |
WO2013188204(A1) |
申请公布日期 |
2013.12.19 |
申请号 |
WO2013US44459 |
申请日期 |
2013.06.06 |
申请人 |
USG INTERIORS, LLC |
发明人 |
LEHANE, JAMES J., JR.;GULBRANDSEN, PEDER J. |
分类号 |
E04B9/06;E04C3/09 |
主分类号 |
E04B9/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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