Patent ID: 6732701
Filing Date: 2004-05-11
Classification: F01M,F02B,F02F

Abstract:
An internal combustion engine comprising:a crankcase having a floor; a pump supported by the floor of the crankcase, the pump including an inlet and a first outlet; a first camshaft having a first cam, first and second camshaft ends, and a first internal channel extending within the first camshaft between the first and second camshaft ends; wherein the first camshaft end is supported by one of the pump and the floor; wherein rotation of the first camshaft causes the pump to draw in lubricant via the inlet and to pump out at least a first portion of the lubricant via the first outlet; wherein the first outlet is positioned in proximity to the first internal channel at the first camshaft end, so that at least some of the first portion of the lubricant pumped out via the first outlet is pumped into the first internal channel; and wherein the pump further includes a second outlet.