Aeronautics and astronautics – Aircraft structure – Airfoil construction
Reexamination Certificate
2011-06-28
2011-06-28
Michener, Joshua J (Department: 3644)
Aeronautics and astronautics
Aircraft structure
Airfoil construction
C244S130000, C244S121000, C244S200000
Reexamination Certificate
active
07967252
ABSTRACT:
An airfoil for use on a high speed, jet powered airborne mobile platform and secured to an exterior surface of said mobile platform at a location so as to be disposed within a boundary layer during flight of the mobile platform. The airfoil produces a peak Mach number for airflow over a longitudinal centerline of said airfoil that is no greater than about Mach 1.2 when said mobile platform is moving at a speed of about Mach 0.85 with a relative constant Mach number flow over a region defined as at least an approximate 20% length of maximum thickness of said airfoil. The airfoil also has a pressure distribution (Cp) that is positive at a trailing edge thereof.
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Ferguson Stanley D.
Herling William W.
Treiber David A.
Harness & Dickey & Pierce P.L.C.
Michener Joshua J
The Boeing Company
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