Invention Grant
- Patent Title: 35Geared unison ring for multi-stage variable vane actuation
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Application No.: US15079482Application Date: 2016-03-24
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Publication No.: US10329947B2Publication Date: 2019-06-25
- Inventor: Gabriel L Suciu , Jesse M Chandler
- 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: Bachman & LaPointe, P.C.
- Main IPC: F01D17/16
- IPC: F01D17/16 ; F01D9/04 ; F02K3/06 ; F01D17/12 ; F01D17/14

Abstract:
A variable vane system includes a first variable vane stage with a multiple of first actuator gears, each of the multiple of first actuator gears mounted to a respective variable vane of the first variable vane stage, and a second variable vane stage with a multiple of second stage actuator gears. Each of the multiple of second stage actuator gears mounted to a respective variable vane of the second variable vane stage, an extended geared unison ring driven by the drive gear, wherein the extended geared unison ring spans at least a first variable vane stage and a second variable vane stage, each of the multiple of first and second stage actuator gears driven by the extended geared unison ring.
Public/Granted literature
- US20170276017A1 35GEARED UNISON RING FOR MULTI-STAGE VARIABLE VANE ACTUATION Public/Granted day:2017-09-28
Information query
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