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. 05, 2023
Filed:
Jun. 15, 2021
Applicant:
Medtronic, Inc., Minneapolis, MN (US);
Inventor:
Hailiang Zhao, Plymouth, MN (US);
Assignee:
Medtronic, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 11/16 (2006.01); B32B 15/01 (2006.01); B23K 11/34 (2006.01); B23K 101/34 (2006.01); B23K 103/14 (2006.01);
U.S. Cl.
CPC ...
B23K 11/163 (2013.01); B23K 11/34 (2013.01); B32B 15/01 (2013.01); B23K 2101/34 (2018.08); B23K 2103/14 (2018.08); Y10T 428/12806 (2015.01);
Abstract
A workpiece of Ti or a Ti alloy includes a surface with a coating layer of titanium nitride. A region of the surface includes a connection zone of a Ti—N solid solution alloy. A second Ti or Ti alloy workpiece is contacted with the connection zone, and a weld joint is formed across the connection zone with a resistance welding process. The weld joint extends into the first Ti workpiece and the second Ti workpiece.