High lift system for high speed aircraft

Claim 1

FOR AIRCRAFT, MISSILES AND THE LIKE HAVING A BODY PORTION WITH A LONGITUDINAL AXIS GENERALLY ALIGNED WITH THE FLIGHT DIRECTION OF SAID BODY PORTION AND A MAIN LIFTING SURFACE EXTENDING IN SUBSTANTIAL SYMMETRY TO EACH SIDE OF SAID LONGITUDINAL AXIS THE IMPROVEMENT COMPRISING: A FIXED NACELLE FIXEDLY MOUNTED ON SAID MAIN LIFTING SURFACE AND HAVING A NACELLE LONG DIMENSION GENERALLY PARALLEL TO SAID LONGITUDINAL AXIS OF SAID BODY PORTION AND A NACELLE PLANFORM SHAPE AND AREA; A RETRACTABLE AUXILIARY LIFTING SURFACE MOUNTED ON SAID FIXED NACELLE AND HAVING AN AUXILIARY LIFTING SURFACE LONG DIMENSION, AND A RETRACTED SURFACE PLANFORM SHAPE APPROXIMATELY SIMILAR TO THE PLANFORM SHAPE OF SAID NACELLE AND RETRACTED AUXILIARY SURFACE PLANFORM AREA NO GREATER THAN AN AREA APPROXIMATELY EQUAL TO THE PLANFORM AREA OF SAID NACELLE, AND MEANS PROVIDED TO VARY THE POSITION OF SAID AUXILIARY SURFACE, BETWEEN A FIRST POSITION IN WHICH SAID AUXILIARY SURFACE AND SAID NACELLE ARE SUBSTANTIALLY IMMEDIATELY ADJACENT AND PARALLEL TO EACH OTHER AND A SECOND POSITION IN WHICH SAID LONG DIMENSION OF SAID AUXILIARY SURFACE IS INCLINED AT A SUBSTANTIAL ANGLE TO SAID LONG DIMENSION OF SAID NACELLE.