Symmetrical hose coupling

Claim 1

A CONDUIT COUPLING COMPRISING TWO CONDUIT SECTIONS ALIGNED FOR COUPLING, A PAIR OF COUPLING SECTIONS OF LARGER DIMENSIONS THAN THE CONDUIT SECTIONS OF WHICH EACH ONE IS ATTACHED TO ONE OF SAID CONDUIT SECTIONS AND DISPOSED IN ABUTTING RELATIONSHIP WITH EACH OTHER FOR FORMING A CHAMBER ESTABLISHING COMMUNICATION BETWEEN THE TWO ALIGNED CONDUIT SECTIONS, A PAIR OF APERTURED GASKETS OF WHICH EACH ONE IS SLIDABLY DISPOSED TRANSVERSLEY ADJACENT THE ABUTTING ZONE INSIDE ONE OF THE TWO COUPLING SECTIONS, A PAIR OF COILED SPRINGS OF WHICH EACH ONE IS NESTED INSIDE ONE OF THE COUPLING SECTIONS FOR URGING THE GASKETS INTO FLUID-SEALING ENGAGEMENT WITH EACH OTHER, A PAIR OF CURVED BELLOWS SECTIONS OF WHICH EACH OEN IS BRAZED RESPECTIVELY TO A COUPLING SECTION AND A GASKET IN RESILIENT FLUID-TIGHT RELATIONSHIP WITH ITS CONVEX SURFACE FACING INTERNALLY OF THE COUPLING SECTION, SAID BELLOWS SECTION BEING ENCLOSED ONE EACH WITHIN A RESPECTIVE COILED SPRING AND ADAPTED TO TRANSLATE FLUID PRESSURE INSIDE THE CONDUIT SECTIONS ACTING RADIALLY OUTWARD AGAINST ITS CONVEX SURFACE INTO AXIAL PRESSURE FOR URGING THE GASKETS INTO RELATIVELY TIGHTER FLUID-SEALING ENGAGEMENT WITH EACH OTHER, AND COUPLING SLEEVE MEANS FOR HOUSING THE RESULTING COUPLING ASSEMBLY.