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. 25, 2013
Filed:
May. 03, 2010
Isabelle Bordesoules, Saint Egreve, FR;
Armelle Danielou, Les Echelles, FR;
Christine Henon, Claix, FR;
Philippe Lequeu, Saint-Egreve, FR;
Isabelle Bordesoules, Saint Egreve, FR;
Armelle Danielou, Les Echelles, FR;
Christine Henon, Claix, FR;
Philippe Lequeu, Saint-Egreve, FR;
Constellium France, Paris, FR;
Abstract
The present disclosure concerns a method for assembling aluminum alloy parts, in which (i) at least a first aluminum alloy part is procured in a solution heat treated, quenched, optionally cold worked, and naturally aged at ambient temperature or pre-aged temper, and at least a second aluminum alloy part, (ii) said parts are welded to obtain a welded assembly having a welded zone, (iii) cold working the entire welded zone between 0.3% and 5% is performed, (iv) the welded assembly thus cold worked undergoes post-weld aging to obtain a final metallurgical temper.