Patent ID: 7434763
Filing Date: 2008-10-14
Classification: B64C

Abstract:
1. A hub fairing system for an aircraft having a fuselage and a rotor that is rotatable relative to the fuselage in a rotary-wing mode of operation and is fixed relative to the fuselage in a fixed-wing mode of operation, said hub fairing system comprising: a hub mechanically coupled to said rotor and rotatable relative to said fuselage and is in a vertically fixed position with respect to the fuselage; a first fairing disposed forward of said hub that is movable between a deployed position and a retracted position, said first fairing having an edge that is disposed near to said rotor in said deployed position and further away from said rotor in said retracted position, and said first fairing in said deployed position covering a portion of said hub disposed between said rotor and said fuselage; a controller for controlling the position of said first fairing; and a first actuator mechanically coupled to said first fairing for moving said first fairing between said deployed and retracted positions in response to command signals from said controller.