CONCENTRIC SHAFTS FOR REMOTE INDEPENDENT VARIABLE VANE ACTUATION
First Claim
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1. A gas turbine engine, comprising:
- a first actuator;
a first harmonic drive driven by the first actuator;
a first drive shaft driven by the first harmonic drive;
a second actuator;
a second harmonic drive driven by the second actuator; and
a second drive shaft driven by the second harmonic drive, the first drive shaft coaxial with the second drive shaft.
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Abstract
An actuator system including a harmonic drive operable to drive a variable vane system of a gas turbine engine.
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Citations
11 Claims
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1. A gas turbine engine, comprising:
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a first actuator; a first harmonic drive driven by the first actuator; a first drive shaft driven by the first harmonic drive; a second actuator; a second harmonic drive driven by the second actuator; and a second drive shaft driven by the second harmonic drive, the first drive shaft coaxial with the second drive shaft. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification