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.

Date of Patent:
Dec. 15, 2020

Filed:

Jul. 27, 2016
Applicants:

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Kobe, JP;

Mazda Motor Corporation, Aki-gun, JP;

Inventors:

Minoru Miyata, Kanagawa, JP;

Reiichi Suzuki, Kanagawa, JP;

Masaaki Tanaka, Hiroshima, JP;

Mitsugi Fukahori, Higashihiroshima, JP;

Takashi Ogawa, Hiroshima, JP;

Assignees:

Kobe Steel, Ltd., Kobe, JP;

Mazda Motor Corporation, Aki-gun, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/173 (2006.01); B23K 35/02 (2006.01); B23K 9/29 (2006.01); B23K 9/09 (2006.01); B23K 9/23 (2006.01); B23K 35/30 (2006.01); B23K 103/04 (2006.01);
U.S. Cl.
CPC ...
B23K 9/173 (2013.01); B23K 9/092 (2013.01); B23K 9/23 (2013.01); B23K 9/295 (2013.01); B23K 35/0266 (2013.01); B23K 35/3093 (2013.01); B23K 35/0261 (2013.01); B23K 35/30 (2013.01); B23K 35/302 (2013.01); B23K 2103/04 (2018.08);
Abstract

A gas-shielded arc welding method includes feeding a consumable electrode via a welding torch and performing welding while flowing a shielding gas. The welding torch includes a nozzle. An inner diameter of the nozzle is 15 mm or more. A nozzle-base material distance between a tip of the nozzle and a material to be welded is 22 mm or less. A ratio expressed by (the inner diameter of the nozzle/the nozzle-base material distance) is 0.7 or more and 1.9 or less.


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