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. 02, 2018
Filed:
Jan. 14, 2015
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Frédéric Dewulf, Voiron, FR;
Marianne Chami, Fontaine, FR;
Come-Emmanuel Leys, Grenoble, FR;
Olivier Masson, Grenoble, FR;
Pierre Jost, Saint-Pierre de Mesage, FR;
Abstract
An electrochemical accumulator including: at least one electrochemical cell made of at least one cathode and one anode and, on either side of an electrolyte, two current collectors, one of which is connected to the anode and the other to the cathode; a housing made of aluminium alloy arranged such as to sealingly contain the electrochemical cell(s); two current-output terminals, one of which is welded to a wall of the housing, the output terminal welded to the housing being made of an aluminium alloy having a magnesium content (Mg) that is no lower than 0.01% and no higher than 4%, and a copper content that is no lower than 0.05% and no higher than 0.3%, the aluminium alloy of the output terminal welded to the housing having a metallurgical state which grants same a breaking strength (Rm) of no less than 60 MPa.