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:
Apr. 21, 2015
Filed:
Mar. 05, 2012
Applicants:
Brian J. Murphy, Morton, IL (US);
Anthony K. Chan, Peoria, IL (US);
Michael P. Harmon, Dunlap, IL (US);
Inventors:
Brian J. Murphy, Morton, IL (US);
Anthony K. Chan, Peoria, IL (US);
Michael P. Harmon, Dunlap, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 55/18 (2006.01); F16H 55/12 (2006.01); F16H 55/14 (2006.01);
U.S. Cl.
CPC ...
F16H 55/18 (2013.01); F16H 55/12 (2013.01); F16H 55/14 (2013.01); Y10T 74/19907 (2015.01);
Abstract
A gear assembly including a main gear including a first hub, a first gear ring positioned about the first hub, and a first helically splined region. The gear assembly further includes a sub-gear co-axially disposed relative to the main gear with a resilient member disposed therebetween. The sub-gear including a second hub, a second gear ring positioned about the second hub, and a second helically splined region complementary to the first helically splined region.