F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 15/04 (2006.01)
Patent
CA 2508461
In a threaded connection with tapered male and female threads (3, 4), an annular housing (20) is provided in the vicinity of the free end of the female element (2), which housing receives a portion of a deformable sealing ring (130), which is radially compressed, while a retaining lip (143) of the ring (130) is immobilized in a further annular housing (18) of the female element by a rib (53) on the male element. Application for connecting pipes for hydrocarbon wells.
L'invention concerne un raccord fileté comprenant un filetage conique mâle (3) ainsi qu'un filetage conique femelle (4). Selon l'invention, un logement annulaire (20) est ménagé à proximité de l'extrémité libre de l'élément femelle (2) et accueille une partie d'un anneau d'étanchéité déformable (130) comprimé dans la direction radiale. En outre, une languette de retenue (143) de cet anneau (130) est immobilisée dans un logement annulaire supplémentaire (18) de l'élément femelle par une nervure (53) ménagée sur l'élément mâle. Cette invention peut être utilisée dans des canalisations de raccordement pour puits d'hydrocarbures.
Robic
Sumitomo Metal Industries Ltd.
Vallourec Mannesmann Oil & Gas France
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