U.S. Patent Specifications

In an aeroplane driven by engines providing a pair of adjacent, side‐by‐side rcarwardly directed jet blasts, a fairing on said aeroplane positioned between the paths of said blasts and having opposite surfaces closely adjacent the extent of the paths of said blasts, said fairing having a vertical portion thereof movably supported on a vertical pivot at the forward edge of said portion, means for moving said portion laterally into the path of one or the other of said blasts to create a lateral deflexion thereof, said vertical portion being divided vertically to define two panels, and means to separate said panels to move one of said panels into the path of one of said jet blasts and the other of said panels into the path of the other of said jet blasts, to deflect said blasts laterally and in opposite directions.