Pressurized container for liquid or gas has a two part metal connection secured via a screw fit

摘要

A pressurized container for liquid or gas has a plastic body (1) with a cylindrical stub (1.1) neck into which is fitted a cylindrical metal connection (2) with one or two grooves (4) to hold sealing O-rings. The cylindrical metal connection is connected to an outer connection (2.1) as a one piece construction is secured into an outer metal connection (3) via a threaded section (2.2). The clamped fitting also secures an outer fiberglass case (7) fitted around the container.