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:
May. 12, 2015
Filed:
Mar. 15, 2013
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
Patrick Simon Campomanes, Washington, IL (US);
Alan Harold Lonn, Chillicothe, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/28 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2841 (2013.01); E02F 9/2891 (2013.01);
Abstract
Disclosed are various exemplary embodiments of a retainer system for a ground engaging tool. The retainer system may include a lock having a lock rotation axis and including an outer surface extending about the lock rotation axis and a retainer bushing having a retainer axis and an inner surface extending about the retainer axis. The inner surface may be configured to rotatably receive the outer surface of the lock. At least a portion of the outer surface may have a varying radius with respect to the lock rotation axis.