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:
Feb. 01, 2022
Filed:
Apr. 26, 2018
Applicant:
Amada Holdings Co., Ltd., Kanagawa, JP;
Inventors:
Takaaki Jikihara, Kanagawa, JP;
Ikuyasu Ono, Kanagawa, JP;
Assignee:
AMADA HOLDINGS CO., LTD., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 26/14 (2014.01); B23K 26/21 (2014.01); B23K 26/08 (2014.01);
U.S. Cl.
CPC ...
B23K 26/14 (2013.01); B23K 26/08 (2013.01); B23K 26/1464 (2013.01); B23K 26/21 (2015.10);
Abstract
A laser welding method is constituted of: emitting shield gas in advance through a laser nozzle provided on a laser processing head at a time of moving the laser processing head from a reference position to a starting position for welding the workpiece; and radiating laser light onto the workpiece through the laser nozzle at the starting position for welding when a feeding rate of the shield gas gets stabilized, whereby performing laser welding on the workpiece.