Patent ID: 6250686
Filing Date: 2001-06-26
Classification: B29C,F16L

Abstract:
A piping system incorporating a mechanical seal and/or a fusion seal comprising:a first pipe made of thermoplastic material having a first pipe first end;a second pipe made of thermoplastic material having a second pipe first end;a coupling for receipt of either a mechanical seal or a fusion seal having a body, said body having a coupling first end and a coupling second end, said body having an outer surface and an inner surface, said inner surface defining a passageway, a first receiving profile and a second receiving profile, said inner surface including a lip positioned between said coupling first end and said coupling second end, said first pipe first end received by said coupling first end, said second pipe first end received by said coupling second end, said first pipe first end and said second pipe first end spaced on opposite sides of said lip, said first receiving profile positioned coaxial with said first pipe and said second receiving profile positioned coaxial with said second pipe;first means for securing said first pipe to said coupling; andsecond means for securing said second pipe to said coupling, said first means and said second means, comprising either a mechanical seal or a fusion seal whereby said first receiving profile and said second receiving profile are configured to receive either said fusion seal or said mechanical seal.