Variable thrust vectoring systems defining convergent nozzles

Claim 1

A DEFLECTOR ASSEMBLY FOR CONTROLLING AND DEFLECTING THE FLOW OF EXHAUST GASES FROM AN AIRCRAFT JET PROPULSION ENGINE OR THE LIKE COMPRISING: AN EXHAUST DUCT; A PLURAILTY OF FIXED VANES MOUNTED AS A CASCADE IN HORIZONTAL AND VERTICAL SPACED RELATION IN SAID DUCT; A PLURALITY OF MOVABLE VANE ASSEMBLIES CONSTITUTING PAIRS OF VANES PIVOTALLY MOUNTED AT THE EXIT OF SAID DUCT AS REARWARD EXTENSIONS OF SAID FIXED VANES FOR MOVEMENT THROUGH AN ANGULAR RANGE BETWEEN CRUISE AND VTOL POSITIONS; CERTAIN OF SAID VANE ASSEMBLIES INCLUDING UPPER AND LOWER VANES WHICH ARE NESTED TOGETHER TO PROVIDE A UNITARY VANE AT SUCH TIME AS SAID VANE ASSEMBLIES ARE IN SAID CRUISE POSITIONS AND POSITIONS ADJACENT THERETO AND A SPACED RELATION WHEN MOVED THROUGHOUT THE REMAINDER OF THEIR ANGULAR RANGES; AND SAID FIXED AND MOVABLE VANE ASSEMBLIES COOPERATING TO CONTINUOUSLY DEFINE A PLURALITY OF CONVERGENT NOZZLES WITH THE THROAT AREA OF EACH NOZZLE MAINTAINED CONSTANT AS THE MOVABLE VANES ARE ROTATED IN THE SAME DIRECTION THROUGH THEIR RESPECTIVE ANGULAR RANGES.