Patent ID: 6418722
Filing Date: 2002-07-16
Classification: F01D,F05D,F16C

Abstract:
A thrust collar for use within a turbocharger having an elongated compressor backplate and a center housing comprising:an elongated first diameter section having a central turbine shaft opening disposed axially therethrough from a first axial end; a first extended diameter section extending radially outwardly a distance from the first diameter section, the first extended diameter section having axially-facing front and backside surfaces; a second extended diameter section extending radially outwardly a distance from the first diameter section and disposed axially adjacent the first extended diameter section, the second extended diameter section having axially-facing front and backside surfaces, the second extended diameter section backside surface defining a bearing second axial end; and a second diameter section interposed between the first and second extended diameter sections; wherein, the first diameter section is received within a journal bearing and the first and second extended diameter sections engage a thrust bearing centrally mounted intermediate the elongated backplate and the center housing.