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US 2017/0001708 A1Published application
Noise attenuation for an open rotor aircraft propulsion system
AssigneeRohr, Inc.
InventorsJose S. Alonso-Miralles, Jia Yu
Life of this patent
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Abstract
An aircraft includes a fuselage, an aircraft propulsion system including an open rotor, and a pylon mounting the propulsion system to the fuselage. The fuselage includes an acoustic panel configured to attenuate noise generated by the open rotor.
Claims15
An aircraft, comprising:
- a fuselage;
- an aircraft propulsion system including an open rotor;
- and
- a pylon mounting the propulsion system to the fuselage;
- wherein the fuselage includes an acoustic panel configured to attenuate noise generated by the open rotor.
2 more elements
The aircraft of claim I, wherein the acoustic panel is positioned axially adjacent the open rotor relative to an axial centerline of the aircraft propulsion system.
An aircraft, comprising:
- a body;
- an aircraft propulsion system including a gas turbine engine and counter-rotating open rotors arranged aft of the gas turbine engine;
- and
- a pylon mounting the propulsion system to the body;
- wherein the body includes an acoustic panel configured to attenuate noise generated by the counter-rotating open rotors.
2 more elements
Dependencies are inferred from the claim text.