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:
Dec. 21, 2021
Filed:
Mar. 02, 2017
Applicant:
Kobe Steel, Ltd., Kobe, JP;
Inventors:
Assignee:
Kobe Steel, Ltd., Kobe, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 9/23 (2006.01); B23K 9/29 (2006.01); B23K 35/368 (2006.01); B23K 9/32 (2006.01); B23K 35/362 (2006.01); B23K 35/30 (2006.01); B23K 9/173 (2006.01); B23K 35/02 (2006.01); B23K 35/36 (2006.01);
U.S. Cl.
CPC ...
B23K 9/325 (2013.01); B23K 9/173 (2013.01); B23K 9/29 (2013.01); B23K 9/295 (2013.01); B23K 9/298 (2013.01); B23K 35/0266 (2013.01); B23K 35/3053 (2013.01); B23K 35/362 (2013.01); B23K 35/3602 (2013.01); B23K 35/3605 (2013.01); B23K 35/3607 (2013.01); B23K 35/368 (2013.01); B23K 35/3608 (2013.01);
Abstract
Provided is a welding method using a special torch and a flux cored wire, in which the special torch has a suction nozzle between the contact tip and the shield nozzle, and the flux cored wire has a flux filled inside the steel outer casing, and a seam portion where both ends of a metal in a width direction of the steel outer casing are butted or overlapped in a longitudinal direction of the flux cored wire.