Coupling device and method for manufacturing a gripring to...

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

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Details

F16L 21/08 (2006.01) F16L 37/084 (2006.01) F16L 37/091 (2006.01) F16L 37/092 (2006.01)

Patent

CA 2728510

The present invention relates to a coupling device for a tube comprising a coupling piece (1) with an insert end (2) for the tube and a sealing organ (3,4,5) which is suitable for realizing a seal round the in the coupling piece inserted tube, whereby the sealing organ comprises a series of elements which together form a ring (4) enclosing the tube, and whereby the elements have been provided with at least one gripring (3), extending over at least a part of the circumference of the tube, which at least one gripring is embodied with inwardly and/or outwardly pressed out first projections (11) respectively second projections (15) extending away from the surface of the gripring, whereby the first projections respectively the second projections are provided with, in the plane of these projections extending first anchor teeth (16) respectively second anchor teeth (17).

La présente invention concerne un dispositif daccouplement pour un tuyau comprenant une pièce daccouplement (1) dotée dune extrémité dinsertion (2) pour le tuyau et dun organe détanchéité (3, 4, 5) adapté à la réalisation dun joint d'étanchéité autour du tuyau inséré dans la pièce d'accouplement. L'organe d'étanchéité comprend une série d'éléments qui, ensemble, forment une bague (4) entourant le tuyau, et les éléments ont été dotés d'une ou de plusieurs bagues de serrage (3), s'étendant sur au moins une partie de la circonférence du tuyau, cette ou ces bagues de serrage étant réalisées avec des premières saillies (11) et des secondes saillies (15) pressées vers l'intérieur et/ou l'extérieur s'étendant depuis la surface de la bague de serrage, respectivement. Les premières saillies et les secondes saillies sont respectivement dotées, dans le plan de ces saillies, de premières dents d'ancrage (16) et de secondes dents d'ancrage (17) en extension.

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