Invention Grant
- Patent Title: Oil drainback arrangement for gas turbine engine
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Application No.: US16662148Application Date: 2019-10-24
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Publication No.: US11306656B2Publication Date: 2022-04-19
- Inventor: Todd A. Davis , Reade W. James , Peter T. Schutte , Juan Jimenez
- 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: F02C7/06
- IPC: F02C7/06 ; F16C33/66 ; F01D25/16 ; F16C33/10 ; F16H57/04 ; F01D9/06

Abstract:
A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a passageway configured to permit fluid to drain back into a bearing compartment. The passageway has an inlet outside the bearing compartment and an outlet inside the bearing compartment. The outlet is spaced-apart from a central rotational axis of a towershaft gear.
Public/Granted literature
- US20210123386A1 OIL DRAINBACK ARRANGEMENT FOR GAS TURBINE ENGINE Public/Granted day:2021-04-29
Information query
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