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. 09, 2012
Filed:
Sep. 02, 2009
Applicants:
Akihiro Tsuruno, Moka, JP;
Katsuhiro Matsukado, Moka, JP;
Yoshinori Kato, Moka, JP;
Inventors:
Assignees:
Kobe Steel, Ltd., Kobe-shi, JP;
T.Rad Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/20 (2006.01); C22C 21/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides an aluminum alloy material which is used as a core material for an aluminum alloy brazing sheet and has superior strength at a high temperature. The aluminum alloy material of the present invention is used as a core material Cfor an aluminum alloy brazing sheet B(or B) which has a filler alloy F formed on at least one side of the core material C. The aluminum alloy material contains more than 2.5% by mass and 3.5% by mass or less of Cu, and the balance being made of aluminum and unavoidable impurities.