Patent ID: 11970957
Assignee: GENERAL ELECTRIC COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 12:
13. A turbofan engine comprising:
a face sheet including holes, the face sheet defining a surface of the turbofan engine, the holes including a first hole and a second hole, the first hole including a first leading edge and a first trailing edge, the first leading edge separated from an axial centerline of the turbofan engine by a different distance than the first trailing edge, the second hole including a second leading edge and a second trailing edge, the second leading edge separated from the axial centerline by a same distance as the second trailing edge;
acoustic chambers integral with and extending from a first side of the face sheet; and
an airfoil integral with a second side of the face sheet opposite the first side.