Invention Grant
- Patent Title: Geared architecture gas turbine engine with planetary gear oil scavenge
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Application No.: US16785915Application Date: 2020-02-10
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Publication No.: US11448309B2Publication Date: 2022-09-20
- Inventor: Janice Jabido , Michael E. McCune
- 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: F16H57/04
- IPC: F16H57/04 ; F01D15/12 ; F01D25/18 ; F02K3/02 ; F16H1/28 ; F16H57/08

Abstract:
A fan drive gear system for a turbofan engine according to an exemplary embodiment of this disclosure, among other possible things includes a sun gear that is rotatable about an axis, a plurality of intermediate gears driven by the sun gear, and a baffle that is disposed between at least two of the plurality of intermediate gears for defining a lubricant flow path from an interface between the sun gear and at least one of the plurality of intermediate gears. The baffle includes a channel with at least one ramp portion directing lubricant.
Public/Granted literature
- US20210222767A1 GEARED ARCHITECTURE GAS TURBINE ENGINE WITH PLANETARY GEAR OIL SCAVENGE Public/Granted day:2021-07-22
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