| 摘要 |
<p>THE INVENTION CONCERNS A SEALED THREADED CONNECTION COMPRISING A FIRST AND A SECOND TUBULAR COMPONENT, EACH BEING PROVIDED WITH A RESPECTIVE MALE END (1) AND FEMALE END (2), THE MALE END COMPRISING, ON ITS OUTER PERIPHERAL SURFACE, AT LEAST ONE THREADED ZONE (3), AND AT LEAST ONE SEALING SURFACE (5,11) AND FINISHING IN A TERMINAL SURFACE (7) WHICH IS ORIENTATED TRANSVERSELY TO THE AXIS (10) OF THE CONNECTION, THE FEMALE END COMPRISING, ON ITS INNER PERIPHERAL SURFACE, AT LEAST ONE THREADED ZONE (4) COOPERATING WITH THE THREADED ZONE OF THE MALE END BY MAKE UP, THE THREADED ZONES (3, 4) BEING INCLINED IN ACCORDANCE WITH A CONICAL GENERATRIX (20) FORMING AN ANGLE OF TAPER ALPHA; WITH THE AXIS (10) OF THE CONNECTION, AT LEAST ONE SEALING SURFACE (6, 12) BEING POSITIONED SO AS TO COOPERATE WITH THE AT LEAST ONE SEALING SURFACE OF THE MALE END ALONG A RADIALLY INTERFERING CONTACT ZONE, AND FINISHING IN A TERMINAL SURFACE (8) WHICH IS TRANSVERSELY ORIENTATED WITH RESPECT TO THE AXIS OF THE CONNECTION, THE TANGENT (30) AT THE CONTACT ZONE OF THE SEALING SURFACE (5, 6; 11 12) BEING INCLINED ALONG A LINE (30) FORMING AN ANGLE BETA; WITH THE AXIS (10) OF THE THREADED CONNECTION, CHARACTERIZED IN THAT THE INCLINATION DEFINED BY THE CONICAL GENERATRIX (20) RELATIVE TO THE THREADED ZONES (3, 4) IS IN A DIRECTION OPPOSITE TO THE INCLINATION DEFINED BY THE TANGENT (30) AT THE CONTACT ZONE OF THE SEALING SURFACE.</p> |
