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:
Nov. 29, 2016
Filed:
Oct. 18, 2012
Applicant:
Taiyo Nippon Sanso Corporation, Tokyo, JP;
Inventors:
Hiroki Oono, Kai, JP;
Katsunori Wada, Kai, JP;
Assignee:
TAIYO NIPPON SANSO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/00 (2006.01); B23K 9/167 (2006.01); B23K 9/23 (2006.01);
U.S. Cl.
CPC ...
B23K 9/167 (2013.01); B23K 9/23 (2013.01); B23K 2203/04 (2013.01);
Abstract
A TIG welding method for a ferrite stainless steel sheet is disclosed, wherein a first shield gas is used wherein the gas is a mixture of argon gas and helium gas, 20 to 90% by volume of helium is included in the mixture, and the flow rate Sof the first shield gas is set in a range of 0.175 m/sec≦S≦1.75 m/sec, and a second shield gas is used wherein the gas is argon gas, and the flow rate Sof the second shield gas is set in a range of 0.05 m/sec≦S≦1.51 m/sec.