发明名称 Roofing system using standing seam joints
摘要 An improved method and apparatus is disclosed for a roofing system which uses an improved standing seam joint such that the roofing system can be used for flat roof applications. A standing seam is conventionally formed and then compressed in a press fit manner by compression apparatus. Provisions are made to apply a gasket material to the compressed sections of the standing seam prior to compression which material is deformed when the seam is compressed to provide a sealed joint which is significantly stronger than the conventional standing seam.
申请公布号 US4987716(A) 申请公布日期 1991.01.29
申请号 US19890415554 申请日期 1989.10.02
申请人 THE LOUIS BERKMAN COMPANY 发明人 BOYD, THOMAS J.
分类号 E04D3/367;E04D15/04 主分类号 E04D3/367
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