Extruded tube welded vessel liner with injection molded end caps

US9074685B2 · kind B2 · utility

Assignee

• GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

• Ludger Strack · Hürth, DE
• Markus Lindner · Waldkraiburg, DE
• Holger Guckes · Kelkheim, DE
• Angela Fröhlich · Ingelheim am Rhein, DE

Key dates

• Filing date: Feb 26, 2010
• Grant date: Jul 7, 2015
• Expiry date: Jun 17, 2031

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T29/49826
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A pressure vessel for storing a fluid is disclosed. The pressure vessel includes a vessel liner forming a hollow tube and including a plurality of layers with an aperture formed therein, wherein at least one of the layers is a barrier layer and an end cap coupled to the vessel liner, wherein the end cap has a plurality of layers, and wherein at least one of the layers of the end cap is a barrier layer.