Patent ID: 6883505

Claim:
A rocker box bottom for an internal combustion engine, the bottom comprising: a body having a surface that is adapted to seal to a rocker box top, at least a part of the surface lying in a first plane, the body defining: an oil/air inlet adapted to accept a mixture of oil and air from a crankcase of the internal combustion engine; a chamber in fluid communication with the oil/air inlet; a valve seat adapted to accept a valve between the oil/air inlet and the chamber, the valve seat lying in a second plane, the second plane being oriented relative to the first plane to define an acute angle therebetween; an air outlet in fluid communication with the chamber; and an oil outlet in fluid communication with the chamber, the oil outlet being located below the seat when the rocker box bottom is in an upright orientation, the oil outlet being adapted to receive oil from the chamber as the oil condenses from the mixture, the air outlet being adapted to receive air of the mixture as the air exits the chamber.