Stabilizing control nozzle systems for use on aircraft

Claim 1

IN AN AIRCRAFT OF THE FIXED WING TYPE INCLUDING ORIENTABLE COMBINED PROPULSION AND LIFT NOZZLES FOR VERTICAL TAKE-OFF AND LANDING OR FOR USE WHEN TAKING-OFF OR LANDING AT A SPEED BELOW STALLING SPEED WHEN THE NORMAL AERODYNAMIC CONTROL SURFACES ARE INEFFECTIVE, SAID COMBINED PROPULSION AND LIFT NOZZLES BEING CAPABLE OF ORIENTATION INTO A POSITION IN WHICH THEY PROVIDE THRUST FOR FORWARD FLIGHT, THE PROVISION OF STABILIZING CONTROL NOZZLES AT THE WING TIPS, NOSE AND TAIL THROUGH WHICH PRESSURIZED GAS NORMALLY PROVIDED FOR THE COMBINED PROPULSION AND LIFT NOZZLES CAN BE DIRECTED DOWNWARDLY TO STABILIZE THE AIRCRAFT IN THE PITCHING, YAWING AND ROLLING PLANES, MEANS TO CONTROL THE DISCHARGE OF GAS FROM THE RESPECTIVE NOZZLES WHICH MEANS IS INTERCONNECTED WITH THE CONTROLS OF THE AIRCRAFT SO THAT NORMAL OPERATION OF THE CONTROLS WILL STABILIZE THE AIRCRAFT IN THE THREE PLANES WHETHER OR NOT THE CONTROL SURFACES ARE EFFECTIVE, THE SUPPLY OF GAS TO THE STABILIZING NOZZLES BEING UNDER THE CONTROL OF A MASTER VALVE INTERCONNECTED WITH THE COMBINED PROPULSION AND LIFT NOZZLES ORIENTATION MECHANISM IN SUCH MANNER THAT THE STABILING CONTROL NOZZLES ONLY COME INTO OPERATION UNDER CONDITIONS WHEN THE NORMAL FLIGHT CONTROL SURFACES WOULD BE INEFFECTIVE IN A CONTROLLING SENSE.