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:
Jul. 22, 2025
Filed:
Jan. 27, 2022
Applicant:
Amsted Rail Company, Inc., Chicago, IL (US);
Inventors:
Paul Wike, St. Louis, MO (US);
Tom Petrunich, Troy, IL (US);
Matthew Todt, Highland, IL (US);
Paul Sanders, Houghton, MI (US);
Dale K. Dewald, Hancock, MI (US);
Assignee:
Amsted Rail Company, Inc., Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B61G 1/40 (2006.01); B61G 7/00 (2006.01);
U.S. Cl.
CPC ...
B61G 1/40 (2013.01); B61G 7/00 (2013.01);
Abstract
A knuckle of a coupler of a rail vehicle includes a main body including a recess formed in one or more surfaces. One or more weld fillers are disposed within the recess. A method of forming a knuckle of a coupler of a rail vehicle includes forming a recess in one or more surfaces of a main body, and disposing one or more weld fillers within the recess.