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. 15, 2002
Filed:
Aug. 09, 2001
Noriyuki Yamada, Tokyo, JP;
Takeyoshi Doko, Tokyo, JP;
Yoshiaki Ogiwara, Tokyo, JP;
Satoshi Tanaka, Tokyo, JP;
Sunao Fukuda, Kariya, JP;
Yoshihiko Kamiya, Kariya, JP;
Masaki Shimizu, Kariya, JP;
Kenji Negura, Kariya, JP;
Other;
Abstract
An aluminum alloy brazing sheet having a four-layered structure, of sheet thickness 0.2 mm or less, and having a core alloy, a filler alloy of an Al—Si alloy on one surface of the core alloy, a sacrificial anode material of an Al—Zn alloy on the other surface of the core alloy, and an intermediate layer between the core alloy and sacrificial anode material, wherein the core alloy is composed of an Al alloy containing given amounts of Si, Fe, Mn, and Cu, with the balance being made of Al and unavoidable impurities, and wherein the intermediate layer is composed of an Al alloy containing given amounts of Si, Fe, Mn, and Cu, with the balance being made of Al and unavoidable impurities.