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Title: Turbocharger bearing retention and lubrication system

Patent ·
OSTI ID:5433514

This patent describes exhausts gas driven turbocharger. It comprises a housing, a shaft within the housing having a longitudinal axis of rotation and a pair of ends, a compressor wheel mounted within the housing on one end of the shaft for rotation therewith, a turbine wheel mounted within the housing on the other end of the shaft for rotation therewith, means for communicating air to the compressor wheel, means for communicating exhaust gas to the turbine wheel to cause the latter to rotate the shaft and the compressor wheel mounted thereon to compress the air communicated to the compressor wheel, and bearing means mounting the shaft for rotation relative to the housing, the bearing means including a bearing outer ring, a bearing inner ring, and ball bearing elements supporting the bearing outer ring on the bearing inner ring, a bearing locating aperture in the bearing outer ring, and an elongated bearing location pin having a longitudinal axis of symmetry extending transversely to the longitudinal axis of the shaft.

Assignee:
Allied-Signal Inc., Morristown, NJ (United States)
Patent Number(s):
US 5076766; A
Application Number:
PPN: US 7-449279
OSTI ID:
5433514
Resource Relation:
Patent File Date: 12 Dec 1989
Country of Publication:
United States
Language:
English