Invention Grant
- Patent Title: Gas turbine engine gear train
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Application No.: US15595234Application Date: 2017-05-15
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Publication No.: US10196989B2Publication Date: 2019-02-05
- Inventor: Michael E. McCune , Lawrence E. Portlock , Frederick M. Schwarz
- Applicant: United Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: UNITED TECHNOLOGIES CORPORATION
- Current Assignee: UNITED TECHNOLOGIES CORPORATION
- Current Assignee Address: US CT Farmington
- Agency: Carlson, Gaskey & Olds, P.C.
- Main IPC: F02K3/06
- IPC: F02K3/06 ; F02C7/36 ; F01D5/02 ; F16H1/28 ; F16H57/04 ; F16H57/08 ; F02C3/107

Abstract:
An epicyclic gear train includes a carrier that supports star gears that mesh with a sun gear. A ring gear surrounds and meshes with the star gears. The star gears are supported on respective journal bearings. Each of the journal bearings includes a peripheral journal surface and each of the star gears includes a radially inner journal surface that is in contact with the peripheral journal surface of the respective journal bearing.
Public/Granted literature
- US20170248082A1 GAS TURBINE ENGINE GEAR TRAIN Public/Granted day:2017-08-31
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