Invention Grant
- Patent Title: Dual direction windmill pump for geared turbofan engine
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Application No.: US15021293Application Date: 2014-07-23
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Publication No.: US10167873B2Publication Date: 2019-01-01
- Inventor: William G. Sheridan , Reade W. James , Jacob Peter Mastro
- 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.
- International Application: PCT/US2014/047795 WO 20140723
- International Announcement: WO2015/060912 WO 20150430
- Main IPC: F01D25/20
- IPC: F01D25/20 ; F04D29/063 ; F02C7/32 ; F01D21/00 ; F04D19/00 ; F04D25/02 ; F04D25/04 ; F04D29/053 ; F04D29/32 ; F01D15/12 ; F16H3/00 ; F16H57/04
Abstract:
A lubrication system includes a shaft rotatable about an axis, a lubrication pump configured to supply a lubricant flow to a gear system, and a gear train coupled to the shaft and configured to drive the lubrication pump in a first direction responsive to rotation of the shaft in both the first direction and a second direction. A gas turbine engine and method are also disclosed.
Public/Granted literature
- US20160222975A1 DUAL DIRECTION WINDMILL PUMP FOR GEARED TURBOFAN ENGINE Public/Granted day:2016-08-04
Information query
