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. 03, 2014
Filed:
Feb. 20, 2008
Applicants:
Toshihiko Fukuda, Ohbu, JP;
Masaki Kumagai, Nagoya, JP;
Inventors:
Toshihiko Fukuda, Ohbu, JP;
Masaki Kumagai, Nagoya, JP;
Assignee:
Sumitomo Light Metal Industries, Ltd., Minato-Ku, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 9/00 (2006.01); B23K 9/173 (2006.01); B23K 9/23 (2006.01);
U.S. Cl.
CPC ...
B23K 9/173 (2013.01); B23K 9/232 (2013.01); B23K 2203/18 (2013.01);
Abstract
A MIG welded joint between aluminum and steel members is obtained by overlapping the aluminum member and the steel member each other and performing MIG welding using a filler wire made of a 4000 or 5000 series aluminum alloy on an end face of the overlapped aluminum member, wherein the aluminum member has a thickness P ranging from 0.5 to 2.0 mm, and the steel member has a thickness Q satisfying the following formula: 0.6≦Q/P≦0.8.