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:
Apr. 30, 2019
Filed:
Apr. 08, 2015
Applicant:
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Inventors:
Frédéric DeWulf, Voiron, FR;
Marianne Chami, Fontaine, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0525 (2010.01); H01M 2/26 (2006.01); H01M 2/30 (2006.01); B23K 26/24 (2014.01); H01M 2/02 (2006.01); H01M 2/06 (2006.01); H01M 10/04 (2006.01); H01M 10/0587 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0525 (2013.01); B23K 26/24 (2013.01); H01M 2/022 (2013.01); H01M 2/0217 (2013.01); H01M 2/06 (2013.01); H01M 2/263 (2013.01); H01M 2/30 (2013.01); H01M 10/0422 (2013.01); H01M 10/0431 (2013.01); H01M 10/0587 (2013.01); H01M 10/052 (2013.01); H01M 2220/30 (2013.01);
Abstract
The present invention relates to a lithium-ion electrochemical accumulator comprising an electrode assembly, a casing arranged to sealably contain the electrode assembly, two current output terminals each connected to one or other of the anode(s) and cathode(s) of the assembly, one of the terminals, called the first terminal, passing through a wall of the casing and being electrically insulated therefrom. According to the invention, the first terminal comprises a first conductive part passing through the casing and comprising a portion at least one region of which is welded directly to the bottom.