Patent Number: 6,250,897

Title: Integral ball bearing turbocharger rotor assembly

Abstract: A combination bearing supporting a shaft interconnecting the turbine and compressor wheels of a turbocharger incorporates a rotating journal bearing, a squeeze film damper with a registration and retention flange, and a ball bearing assembly. The ball bearing assembly has an outer race providing a thrust shoulder and a registration receiver for the damper flange. Ball roller elements are retained by the outer race and engaged between the thrust shoulder on the outer race and an opposing thrust shoulder on the shaft.

Inventors: Thompson; Glenn F. (Palos Verdes Estates, CA), McMullen; Robert J. (Lombard, IL)

Assignee: AlliedSignal Inc.

International Classification: F01D 25/16 (20060101); F16C 21/00 (20060101); F04D 29/06 (20060101); F04D 29/04 (20060101); F04B 017/00 ()

Expiration Date: 06/26/2018