Patent ID: 9103376
Filing Date: 2015-08-11
Classification: F16C

Abstract:
1. A shaft for a bearing lubrication assembly, the shaft comprising: an outer surface; a reservoir disposed within the shaft; a first seal groove formed on the outer surface and extending a full circumference of the outer surface; a second seal groove formed on the outer surface and extending a full circumference of the outer surface; a radial port extending from the reservoir to the outer surface, the radial port intersecting the outer surface between the first seal groove and the second seal groove; and a plurality of chambers formed in the shaft and positioned axially on the shaft between the first seal groove and the second seal groove, the plurality of chambers being open to the outer surface, each chamber having a closed bottom disposed radially inward from the outer surface, and each chamber of the plurality of chambers being spaced apart from one another along the circumference of the outer surface of the shaft.