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. 12, 2004
Filed:
Mar. 17, 2003
Applicant:
Inventors:
George E. Petter, Houston, TX (US);
John D. Figert, Friendswood, TX (US);
Daniel J. Rybicki, Houston, TX (US);
Timothy H. Burns, Sugar Land, TX (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 2/012 ; C22F 1/04 ;
U.S. Cl.
CPC ...
B23K 2/012 ; C22F 1/04 ;
Abstract
A method for treating alloy before and after friction stir welding, the method comprising the following steps. First solution heat treating a multiplicity of aluminum-zinc alloy engineered components for a first time period at a first temperature. First air cooling the components in ambient air at room temperature until the components are cooled to room temperature. Friction stir welding the components to form an assembly. Second solution heat treating the assembly for a second time period at a second temperature. Additional steps and embodiments are considered.