公开(公告)号：US20200056621A1

公开(公告)日：2020-02-20

申请号：US16104427

申请日：2018-08-17

Applicant: Caterpillar Inc.

Inventor： Kegan Luick ,  Rodolfo Calvo Islas

IPC: F04D29/054 ,  F02C6/12

Abstract: A turbocharger includes a center housing, a turbine connected on one side of the center housing, the turbine including a turbine wheel connected to a shaft, the shaft extending through the center housing, and a compressor connected on an opposite side of the center housing, the compressor including a compressor wheel connected to the shaft opposite the turbine wheel. The shaft includes a cylindrical body having a centerline, a bore extending into the body adjacent the compressor wheel, and a stublet having an internal end engaged in the bore, and an external end connected to the compressor wheel.

公开(公告)号：US10830247B2

公开(公告)日：2020-11-10

申请号：US16104427

申请日：2018-08-17

Applicant: Caterpillar Inc.

Inventor： Kegan Luick ,  Rodolfo Calvo Islas

IPC: F04D29/054 ,  F02C6/12 ,  F01D5/02 ,  F04D29/053

Abstract: A turbocharger includes a center housing, a turbine connected on one side of the center housing, the turbine including a turbine wheel connected to a shaft, the shaft extending through the center housing, and a compressor connected on an opposite side of the center housing, the compressor including a compressor wheel connected to the shaft opposite the turbine wheel. The shaft includes a cylindrical body having a centerline, a bore extending into the body adjacent the compressor wheel, and a stublet having an internal end engaged in the bore, and an external end connected to the compressor wheel.