Flexible pipe

F - Mech Eng,Light,Heat,Weapons – 16 – L

Patent

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Details

F16L 33/22 (2006.01) F16L 33/00 (2006.01) F16L 33/32 (2006.01) F16L 33/34 (2006.01)

Patent

CA 2214006

A flexible pipe comprising a flexible hydrocarbon line and an end connector at the end thereof. Said flexible line includes at least one internal casing (3), a sacrificial sublayer (4) and a barrier seal (5). The connector has a tubular body into which the internal casing (3), the sacrificial sublayer (4) and the barrier seal (5) are inserted, and comprises a sealing sleeve crimped over the barrier seal. Said connector further comprises a retaining ring (25) secured to the internal casing (3), and locking means (26; 33; 26, 33, 50) for preventing axial movement of the retaining ring in the direction in which the line and the connector are disconnected.

L'invention est relative à une canalisation flexible comportant une conduite flexible de transport d'hydrocarbures et un embout de connexion à l'extrémité de ladite conduite flexible, cette dernière étant du type comprenant au moins une carcasse interne (3), une sous-couche sacrificielle (4) et une barrière d'étanchéité (5), l'embout présentant un corps tubulaire dans lequel sont insérées la carcasse interne (3), la sous-couche sacrificielle (4) et la barrière d'étanchéité (5), et comportant une douille d'étanchéité sertie sur la barrière d'étanchéité. L'embout comporte une bague de retenue (25) solidaire de la carcasse interne (3) et des moyens de blocage (26; 33; 26, 33, 50) s'opposant à un déplacement axial de la bague de retenue dans le sens d'un désassemblage de la conduite et de l'embout.

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