发明名称 Pipe casing method and apparatus
摘要 A method and apparatus for encasing a carrier pipe using PVC sections. Top and bottom carrier pipe encasement shells are provided, with connectors utilized to connect the two shells together thereby encasing the carrier pipe. The connectors generally "number four-shaped" in cross section, having downward flanges for attaching to the bottom shells and a pair of pairs of upward flanges defining a pair of channels there-between for receiving the rims of the top shell there-between.
申请公布号 US2006196032(A1) 申请公布日期 2006.09.07
申请号 US20050101916 申请日期 2005.04.07
申请人 SCHMIDT DAVID 发明人 SCHMIDT DAVID
分类号 B23P19/04 主分类号 B23P19/04
代理机构 代理人
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