Patent ID: 9334767
Filing Date: 2016-05-10
CPC Classification: F01L,F01M

Claim Text:
1. A roller lifter for a valvetrain of an internal combustion engine comprising: a hollow cylindrical lifter body including: a cylindrical roller having a through bore; a support axle extending at least partially through the two radially opposed struts radial axle supports and through the roller through bore to support the roller between the two radially opposed struts; an external port located at an outer radial surface of the hollow cylindrical lifter body arranged to receive a lubricant, the external port extending through the hollow cylindrical lifter body to direct lubricant to an internal port in the lower axial wall; and, at least one depression in the lower axial wall proximate the internal port to direct the lubricant from the internal port towards the two radially opposed struts and support axle.