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:
Jan. 20, 2015
Filed:
Nov. 24, 2009
Applicants:
Nicolas Karst, Folkling, FR;
Vincent Faucheux, Lans en Vercors, FR;
Inventors:
Nicolas Karst, Folkling, FR;
Vincent Faucheux, Lans en Vercors, FR;
Assignees:
STMicroelectronics (Tours) SAS, Tours, FR;
Commissariat a l'Energie Atomique et aux Energies Alternatives, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/06 (2006.01); H01M 8/00 (2006.01); H01M 8/04 (2006.01); H01M 8/24 (2006.01); G01N 19/10 (2006.01); H01M 8/02 (2006.01); H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
H01M 8/04089 (2013.01); H01M 8/04223 (2013.01); H01M 8/04291 (2013.01); H01M 8/04835 (2013.01); H01M 8/2475 (2013.01); G01N 19/10 (2013.01); H01M 8/0291 (2013.01); H01M 8/04126 (2013.01); H01M 8/1097 (2013.01); H01M 2250/30 (2013.01); Y02E 60/50 (2013.01); Y02B 90/18 (2013.01);
Abstract
An oxygen/hydrogen fuel cell including a package having, on the side of the cell intended to be exposed to air, an enclosure provided with a mobile cap; an element made of a material which deforms according to the humidity ratio in the package; circuitry for controlling the opening and the closing of the mobile cap; and a switch which opens and closes according to the deformation of said material, said switch being associated with control means.