Patent ID: 8544268
Filing Date: 2013-10-01
Classification: F01D,F02C,F05D,Y10T

Abstract:
1. A turbocharger comprising: a housing defining a first region and a second region; a compression mechanism including: a first bearing located on a first axial side of the compressor rotor wheel axially between the compressor and turbine rotor wheels, coupled to the housing and supporting the drive shaft for rotation relative to the housing; and a second bearing located on a second axial side of the compressor rotor wheel, coupled to the housing and supporting the compressor rotor wheel for rotation relative to the housing, wherein the housing defines an oil feed to the second bearing, said oil feed having a first outlet in communication with an oil distribution annulus of the second bearing and a second outlet forming an oil jet providing oil to a ball bearing set of the second bearing, and an oil drain at an end of the first region of the housing supporting the second bearing.