Fluid-tight connector

Claim 1

A FLUID AND GAS-TIGHT SEPARABLE CONNECTOR FOR JOINING ADJACENT ENDS OF HOLLOW ARTICLES, SAID CONNECTOR IN ITS ASSEMBLED CONDITION COMPRISING (A) RIGID INNER AND OUTER TUBULAR MEMBERS WITH THEIR ENDS TELESCOPICALLY OVERLAPPING WITH A SLIDING FIT, (B) RIGID STOP MEANS ON ONE OF THE MEMBERS TO LIMIT THE EXTENT OF OVERLAPPING, (C) ONE OF SAID MEMBERS HAVING ITS EXPOSED OUTER PERIPHERAL SURFACE INCLUDING RESILIENT ELASTOMERIC MATERIAL AND HAVING ADJACENT THE JOINT BETWEEN THE TWO MEMBERS A RADIALLY OUTWARD PROJECTING PERIPHERALLY CONTINUOUS FIRST BEAD PORTION, (D) SAID FIRST BEAD PORTION BEING SOLID AND ROUND IN CROSS-SECTION AXIALLY OF THE CONNECTOR AND FORMED UNIFORMLY THROUGHOUT OF RESILIENT ELASTOMERIC MATERIAL PROVIDING A RESILIENT OUTER SEALING SURFACE, (E) AN ANNULAR SEALING ELEMENT OF RESILIENT ELASTOMERIC MATERIAL UNDER CIRCUMFERENTIAL TENSION MOUNTED ON THE RIGID OUTER PERIPHERAL SURFACE OF THE OTHER MEMBER IN CONTACT THEREWITH WHICH SEALING ELEMENT HAS AN ANNULAR BODY PORTION EXTENDING AXIALLY OVER THE RESILIENT FIRST BEAD PORTION IN CONFORMING CONTACT THEREWITH AND HELD UNDER CONTINUOUS PERIPHERAL PRESSURE-SEALING CONTACT WITH THE ROUND RESILIENT OUTER SEALING SURFACE ON SAID FIRST BEAD PORTION BY AN EXTERNAL TENSIONED FLEXIBLE INEXTENSIBLE BAND MEANS, (F) SAID ANNULAR BODY PORTION TERMINATING IN A SOLID PERIPHERALLY CONTINUOUS SECOND BEAD PORTION OF RESILIENT ELASTOMERIC MATERIAL IN SEALING CONTACT WITH THE RESILIENT OUTER SURFACE OF THE FIRST-MENTIONED MEMBER ADJACENT SAID FIRST BEAD PORTION AND CAPABLE OF BEING ROLLED IN THE AXIAL DIRECTION OVER THE FIRST BEAD PORTION TO ESTABLISH AND DISESTABLISH SEALING ENGAGEMENT OF THE PARTS, (G) SAID FLEXIBLE INEXTENSIBLE TENSIONED BAND MEANS BEING SECURED TO ONE MEMBER AND EXTENDING OVER SAID BODY PORTION AND BOTH BEAD PORTIONS AND EFFECTIVE TO PREVENT ROLLING OF SAID SECOND BEAD PORTION.