Patent ID: 8746407
Filing Date: 2014-06-10
Classification: F16N

Abstract:
1. A lubrication apparatus comprising: a shaft having a passageway therein, the shaft being configured to rotate around a shaft axis; a sump for storing a lubricant, the sump has a cylindrical form and includes a bottom and side walls, wherein the sump further includes a ring of multiple parallel lugs arranged on an inner surface of the side walls; and a lubricant pickup tube having a first end connected to the passageway and a second end having an intake orifice, the lubricant pickup tube being substantially perpendicular to the shaft axis, and wherein the intake orifice being substantially tangential to the shaft axis; wherein the lubricant pickup tube and the shaft being configured to rotate together as one assembly about the shaft axis, the lubricant pickup tube being capable to pick up the lubricant from the sump due to the centrifugal force arising during such conjoint relative rotation; wherein the lugs being arranged so as to face the second end of the lubricant pickup tube; and wherein the passageway being configured to deliver the lubricant from the sump to an outer surface of the shaft.