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. 04, 2011
Filed:
Oct. 27, 2005
Applicants:
Frank Eberl, Le Fontanil, FR;
Joêl Maussion, Trelaze, FR;
Inventors:
Frank Eberl, Le Fontanil, FR;
Joêl Maussion, Trelaze, FR;
Assignee:
Alcan Rhenalu, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
B64C 1/00 (2006.01); B23K 28/00 (2006.01); B21C 23/00 (2006.01); B21C 23/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a bi-functional extruded structural element, particularly a stringer for aeronautical construction, comprising a base that can be fixed on a surface, and a body, wherein the base comprises a first aluminum-based alloy, and further wherein the body comprises a second heat treatable aluminum-based alloy, having properties that are different from the properties of the first aluminum based alloy.