ELECTRIC ACTUATION FOR VARIABLE VANES
First Claim
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1. An actuator system for a gas turbine engine, comprising:
- a harmonic drive operable to drive a variable vane system.
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Abstract
An actuator system including a harmonic drive operable to drive a variable vane system of a gas turbine engine.
23 Citations
20 Claims
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1. An actuator system for a gas turbine engine, comprising:
a harmonic drive operable to drive a variable vane system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A variable vane system, comprising:
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an actuator; a harmonic drive driven by the actuator; a drive arm driven by the harmonic drive; and a unison ring driven by the drive arm. - View Dependent Claims (10, 11, 12, 13)
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14. A gas turbine engine, comprising:
a harmonic drive operable to drive a unison ring. - View Dependent Claims (15, 16, 17, 18, 19, 20)
Specification