Invention Grant
- Patent Title: Rotary actuator for variable vane adjustment system
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Application No.: US14765398Application Date: 2014-02-06
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Publication No.: US10774672B2Publication Date: 2020-09-15
- Inventor: Spencer Gould
- Applicant: United Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: RAYTHEON TECHNOLOGIES CORPORATION
- Current Assignee: RAYTHEON TECHNOLOGIES CORPORATION
- Current Assignee Address: US CT Farmington
- Agency: Carlson, Gaskey & Olds, P.C.
- International Application: PCT/US2014/014991 WO 20140206
- International Announcement: WO2014/133724 WO 20140904
- Main IPC: F01D17/16
- IPC: F01D17/16 ; F01D17/20 ; F04D29/56 ; F04D29/66 ; F01D17/26 ; F16C3/22 ; F16C3/06

Abstract:
A variable vane actuator assembly for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a plurality of vanes. A synchronization rings surrounds and is mechanically linked to drive the vanes to pivot for varying an angle of the vanes. A crank shaft is mechanically linked to the synchronization ring for rotating the synchronization ring. A fluid actuated rotary motor is located at an end of the crank shaft for selectively rotating the crank shaft.
Public/Granted literature
- US20150361821A1 ROTARY ACTUATOR FOR VARIABLE VANE ADJUSTMENT SYSTEM Public/Granted day:2015-12-17
Information query
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