Invention Grant
- Patent Title: Motor and bearing cooling paths
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Application No.: US16530511Application Date: 2019-08-02
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Publication No.: US11261880B2Publication Date: 2022-03-01
- Inventor: Brent J. Merritt , Craig M. Beers , John M. Beck
- Applicant: Hamilton Sundstrand Corporation
- Applicant Address: US NC Charlotte
- Assignee: Hamilton Sundstrand Corporation
- Current Assignee: Hamilton Sundstrand Corporation
- Current Assignee Address: US NC Charlotte
- Agency: Carlson, Gaskey & Olds, P.C.
- Main IPC: F04D29/58
- IPC: F04D29/58 ; F04D25/08 ; F04D29/42

Abstract:
A compressor includes a rotor driven by a shaft and configured to compress air and a motor for driving the shaft. At least one bearing facilitates rotation of the shaft. A motor cooling loop is configured to provide motor cooling air to the motor. A bearing cooling loop is configured to provide bearing cooling air to the at least one bearing. A bearing support is configured to support the least one bearing, the bearing support includes an opening. A duct is configured to communicate air from the opening to an inlet of the compressor. A method for cooling a compressor is also disclosed.
Public/Granted literature
- US20210033113A1 MOTOR AND BEARING COOLING PATHS Public/Granted day:2021-02-04
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