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:
Oct. 08, 2019
Filed:
Dec. 23, 2014
Cummins Inc., Columbus, IN (US);
Chin-pei Wang, Greenwood, IN (US);
Matthew B. State, Indianapolis, IN (US);
Eric A. Benham, Columbus, IN (US);
Justin Gregory Wenger, Carmel, IN (US);
Alexander E. Lesin, Columbus, IN (US);
Kyle J. Brewer, Sellersburg, IN (US);
Cummins, Inc., Columbus, IN (US);
Abstract
A roller assembly, comprising a roller shoe having a bottom surface, and a groove at the bottom surface, the groove having a semicircular portion and a straight portion extending from the semicircular portion, the semicircular portion having a first diameter and the straight portion having a first width, and a cylindrical roller positioned in the roller shoe groove, the cylindrical roller having a second diameter, wherein the first width is greater than or equal to the first diameter and the second diameter is less than the first width.