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. 17, 2019
Filed:
Dec. 14, 2016
Applicant:
Nevis Industries Llc, Wilmington, DE (US);
Inventors:
Erik L. Gotlund, Green Oaks, IL (US);
Roshan N. Manibharathi, Des Plaines, IL (US);
Assignee:
Nevis Industries LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61F 5/52 (2006.01); B61F 5/04 (2006.01); B61F 5/06 (2006.01);
U.S. Cl.
CPC ...
B61F 5/52 (2013.01); B61F 5/04 (2013.01); B61F 5/06 (2013.01);
Abstract
A bolster used in a railway car truck that has localized areas of increased strength and method of manufacturing the bolster. The bolster may comprise a center wall near each end of the bolster with a cross-section where the center wall has a tapered thickness with the top portion of the center wall being greater than the bottom portion of the center wall.