Patent ID: 9046035
Filing Date: 2015-06-02
Classification: F02C,F02K,F05D,Y10T

Abstract:
1. An inlet for removal of a boundary layer from an incoming air flow of an engine, the inlet comprising: at least one compression element disposed between an inlet aperture of the engine and a compression ramp surrounded by the inlet aperture, the inlet aperture being positioned proximate to an external surface of a vehicle, the compression ramp being disposed on a side of the inlet aperture adjacent to the external surface, the compression element selectably moveable relative to the compression ramp between a first position and a second position along an axis parallel to a direction of incoming air flow, wherein a boundary layer removal aperture is open when the compression element is in the first position and the boundary layer removal aperture is closed when the compression element is in the second position, and wherein the compression element is configured to move to at least one third position on the axis between the first and second position to provide a selectable amount of boundary layer removal.