US Patent 7144162 High speed rolling element bearing anti-cavitation cage

A rolling element bearing anti-cavitation cage is a circular ring with a plurality of cage pockets at predetermined intervals along a circumference of the circular ring. Each of the cage pockets has at least one groove on the leading edge of the cage pocket and at least groove on the trailing edge of the cage pocket. An assembled rolling element bearing is also provided in which the rolling element bearing anti-cavitation cage has rolling elements within the cage pockets and in concentrically disposed between inner and outer races. A method for preventing cavitation during the operation of an assembled rolling element bearing using the cage is also provided.