Containers for compressed fluids, and valve for such containers

Claim 1

A THERMOPLASTIC CONTAINER FOR FLUIDS UNDER PRESSURE COMPRISING A SINGLE PIECE BODY HAVING A DISCHARGE APERTURE, SAID BODY HAVING WALLS DEFINING AT LEAST ONE CHAMBER THEREIN, AN INNER SURFACE OF SAID WALLS, A DISTRIBUTOR VALVE STRUCTURE HAVING ON THE LATERAL SURFACE THEREOF RIBS DEFINING GROOVES THEREBETWEEN, SAID DISTRIBUTOR VALVE STRUCTURE BEING POSITIONED WHOLLY WITHIN SAID CONTAINER, INWARDLY PROJECTING RIBS ON SAID INNER SURFACE OF THE WALLS OF SAID CONTAINER DEFINING GROOVES THEREBETWEEN, SAID RIBS AND GROOVES ON SAID DISTRIBUTOR VALVE STRUCTURE CO-OPERATING WITH SAID GROOVES AND RIBS ON THE INNER SURFACE OF THE WALLS OF SAID CONTAINER BODY TO DEFINE A SEALING-TIGHT CONNECTION BETWEEN SAID BODY AND SAID DISTRIBUTOR VALVE STRUCTURE, THE LATTER BEING HELD IN PLACE IN THE BODY SOLELY BY THE CO-OPERATION OF SAID RIBS AND GROOVES AFTER THEY HAVE BEEN JOINED BY COALESCENCE, SAID VALVE STRUCTURE INCLUDING SEALING MEANS FOR SAID APERTURE, A VALVE IN SAID APERTURE EXTENDING THROUGH SAID SEALING MEANS AND COOPERATING THEREWITH TO NORMALLY PREVENT THE FLOW OF FLUID FROM SAID CONTAINER BUT PERMITTING FILLING OF SAID CONTAINER THROUGH SAID VALVE STRUCTURE.