发明名称 Method and apparatus for joining plastic pipe
摘要 A simpler method and apparatus for joining plastic pipe (2) is provided by creating a flange ring (4) on the end of a plastic pipe (2), the flange ring (4) being cut from a short length of a larger dimension plastic pipe selected or machined to fit closely over the outer diameter of the plastic pipe (2) to provide a flange (4) which may be bolted or fastened to a similar flange. A similar method may be used to provide a connection by means of a coupling.
申请公布号 US7601931(B2) 申请公布日期 2009.10.13
申请号 US20050545521 申请日期 2005.08.15
申请人 发明人 NYQUIST JAN
分类号 H05B11/00;B29C65/20;B29C65/78;F16L23/00;F16L47/14 主分类号 H05B11/00
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