Conduit and method of forming

Details Conduit and method of forming Conduit and method of forming

B - Operations, Transporting

29

C

B29C 53/58 (2006.01) A61M 39/08 (2006.01) B29C 53/36 (2006.01) B29C 53/60 (2006.01) B29D 23/00 (2006.01) A61M 16/00 (2006.01) F16L 11/115 (2006.01) F16L 11/24 (2006.01)

Patent

CA 2624182

A thin ribbon spirally wound polymer conduit and method of forming, wherein a helical reinforcing bead is interposed adjacent overlapping layers of ribbon. Further, a method of continuously forming spirally wound conduit wherein a sacrificial layer, preferably having a different base polymer to that of the conduit, is first applied to the former before the conduit is formed overtop.

Conduit de polymère à ruban mince enroulé en spirale et méthode de formage où un cordon de renfort hélicoïde est interposé entre les couches de ruban adjacentes qui se chevauchent. De plus, une méthode de formage en continu de conduits en spirale où une couche sacrificielle, préférablement d'un polymère de base différent de celui du conduit, est d'abord appliqué à la forme avant que le conduit ne soit formé par-dessus.

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