Pipe connector used for plastic drainage pipe with spiral reinforced ribs

Pipe connector used for plastic drainage pipe with spiral reinforced ribs

  • CN 201,487,462 U
  • Filed: 09/16/2009
  • Issued: 05/26/2010
  • Est. Priority Date: 09/16/2009
  • Status: Active Grant
First Claim
Patent Images

1. pipe joint that is used to have the plastic drain pipe of spiral strengthening rib, be included at least one water bloking piece that formed each the spiral channel inlet of strengthening rib is provided with in the tubing join domain, in the tubing join domain by strengthening rib top curved surface, water bloking piece top end form coaxial with the diameter circle cylinder, coat the shrink belt on two tubing join domain inner cylindrical surface surfaces that connected, coat the Electric thermal smelting belt that is welding in this shrink belt surface.

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