US 11,879,348 B2
Bearing carrier
Gary R. Svihla, Burr Ridge, IL (US)
Assigned to Progress Rail Locomotive Inc., LaGrange, IL (US)
Filed by Progress Rail Locomotive Inc., LaGrange, IL (US)
Filed on Nov. 11, 2021, as Appl. No. 17/524,456.
Prior Publication US 2023/0145706 A1, May 11, 2023
Int. Cl. F01D 25/16 (2006.01); F16C 35/00 (2006.01)
CPC F01D 25/162 (2013.01) [F16C 35/00 (2013.01); F05D 2220/40 (2013.01); F16C 2360/24 (2013.01)] 20 Claims
OG exemplary drawing
1. A bearing carrier for a turbocharger installed within a turbocharger housing between a turbine wheel and a compressor impeller mounted for rotation together on a turbocharger shaft, wherein the turbocharger housing includes a compressor bearing housing between the turbine wheel and the compressor impeller and having a bearing mounting flange, the bearing carrier comprising:
a carrier body mounted to the bearing mounting flange of the compressor bearing housing to support the bearing carrier in the axial direction and the radial direction;
a carrier body bore extending axially through the carrier body and receiving a journal bearing and a corresponding portion of the turbocharger shaft; and
a thrust bearing seat on the exterior of the carrier body facing the turbine wheel, wherein the thrust bearing seat has a complimentary shape to a thrust bearing surface of a thrust bearing disposed between the carrier body and the turbine wheel and engaging the thrust bearing seat.