The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 08, 2010
Filed:
Jul. 13, 2005
Thorsten Rohwer, Trebur, DE;
Ingo Hermann, Mainz, DE;
Thorsten Rohwer, Trebur, DE;
Ingo Hermann, Mainz, DE;
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
A tank for storing a compressed gas, such as hydrogen, that includes a connection assembly to increase seal integrity. The tank includes an inner gas tight liner and an outer support layer that provides the structural integrity. The connection assembly includes a boss positioned within an opening of the support layer. The inner liner includes a neck portion extending through an internal bore of the boss having an outer collar or flange at an outside surface of the boss. A tank valve is bolted to the boss at an outer perimeter of the collar where a portion of the tank valve extends through the neck portion of the liner and into the tank.