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. 01, 2014
Filed:
Jul. 18, 2013
Roller Bearing Company America, Inc., Oxford, CT (US);
David Wells, Shawnee, OK (US);
Gregg L. Hamel, Plantsville, CT (US);
Bradley Smith, New Britain, CT (US);
Roller Bearing Company of America, Inc., Oxford, CT (US);
Abstract
A steering axle assembly includes a wheel end having a knuckle section comprising a first arm and a second arm each extending therefrom. The steering axle assembly includes an axle beam having a connecting end. A pin is disposed in respective bores of the first and second arms and of the connecting end. The steering axle assembly includes a self-lubricated bearing system that including a first tubular bushing, a second tubular busing and an annular thrust bearing. The self-lubricated bearing system has an adequate amount of lubricant therein at a beginning of life state and the amount of the lubricant being sufficient for an end of life state defined by at least one million miles of operation of the heavy duty truck, without replenishment of the lubricant.