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:
Oct. 20, 2015
Filed:
Feb. 20, 2013
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Christian Sachs, Frankfurt, DE;
Holger Winkelmann, Wiesbaden, DE;
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
H01M 8/0432 (2013.01); H01M 8/04201 (2013.01); Y02E 60/50 (2013.01);
Abstract
Passive temperature supervision devices for detecting temperature changes in compressed gaseous fuel storage systems of fuel cell systems. More specifically, systems and methods for detecting temperature changes in compressed gaseous fuel storage systems such as compressed gaseous fuel tanks of motor vehicles, where increases and decreases in temperature can be detected without the need for electric supervision systems.