F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 33/34 (2006.01) F16L 13/02 (2006.01) F16L 13/10 (2006.01) F16L 25/00 (2006.01) F16L 31/00 (2006.01) F16L 39/02 (2006.01) F16L 47/03 (2006.01)
Patent
CA 2641033
The invention relates to a coupling construction, comprising a coupling element and at least one high-pressure pipe, said high-pressure pipe comprising an external sheathing layer, a reinforcement layer and an internal lining. Said coupling comprises an internal welding sleeve, the external surface of which bears a helically wound heating element, as well as a force transfer element that acts cooperatively with the reinforcement layer. The heating element comprises a heating wire and a shell encompassing the heating wire. The welding sleeve and the sheathing layer are fused by material originating from the welding sleeve, the sheathing layer and from the shell encompassing the heating wire. The invention also comprises a welding sleeve for use in the coupling construction, as well as a method for producing a coupling construction.
Cloos Peter Jeroen
Dalmolen Lambertus Gerrit Peter
Blake Cassels & Graydon Llp
Pipelife Nederland B.v.
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