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. 31, 2013
Filed:
Nov. 16, 2012
Pratt & Whitney Canada Corp., Longueuil, CA;
Alexander Smith, Laval, CA;
Haw On Tam, Mississauga, CA;
Pratt & Whitney Canada Corp., Longueuil, Quebec, CA;
Abstract
An inner ring for a bearing assembly with an inner surface having a plurality of circumferentially spaced axial slots defined therein each having a flat axially extending bottom wall and a plurality of circumferentially spaced partial circumferential slots defined therein each intersecting one of the axial slots and extending circumferentially therefrom around a respective portion of a circumference of the inner surface, shoulder radial holes extending therethrough each from a respective one of the circumferential slots to a corresponding one of the shoulders, and race radial holes extending therethrough each from a respective one of the circumferential slots to a corresponding corner of the inner race. The radial holes are circumferentially offset from the axial slots. A bearing assembly and a method of lubricating such an assembly are also discussed.