TODAY THE AVIATION MARKET IS IN TURMOIL AND IS EXPERIENCING A MOMENT OF EXPANSION AND ALL FORECASTS POINT TO THIS TREND AS LASTING. IN PARTICULAR, CIò CONCERNS BOTH THE “CLASSIC” GENERAL AVIATION AIRCRAFT AND THE MOST RECENT UAVS (UNMANNED AERIAL VEHICLES OR DRONES) AND ALSO, THE BRAND NEW AIRCRAFT OF URBAN AIR MOBILITY, CIOÿTHE FUTURE SUSTAINABLE AND INTEGRATED CITY MOBILITY. THE PUSH COMES FROM NEW INNOVATIVE APPLICATIONS SUCH AS, FOR EXAMPLE, THE NEXT SHARED SERVICES OF AEROTAXES, AERO AMBULANCES OR THE PROVISION OF SERVICES THROUGH EQUIPMENT INSTALLED ON REMOTE CONTROLLED AIRCRAFT FOR TELECOMMUNICATIONS, DATA COLLECTION, LAND MONITORING, AGRICULTURE, DEFENSE AND SO ON.THE MARKET DEMAND FOR INNOVATIVE AIRCRAFT, WITH AND WITHOUT PILOT, IS NOW IMPORTANT AND IS DESTINED TO GROW ENORMOUSLY IN THE FUTURE. ROBBY MOTO ENGINEERING FITS IN THIS CONTEXT WITH INNOVATIVE TEPS, TWIN ENGINE PACK SYSTEM (PATENTED). IT IS D