Safety aircraft system

Claim 1

AN AIRCRAFT COMPRISING CARRIER UNIT HAVING A FUSELAGE, WING MEANS SECURED TO SAID FUSELAGE FOR SUPPORTING SAID CARRIER UNIT IN NORMAL FLIGHT, HIGH-SPEED JET-TYPE POWER PLANT MEANS LOCATED ON SAID CARRIER UNIT FOR PROPELLING SAID CARRIER UNIT IN FLIGHT, DETACHABLE COMPARTMENT MEANS, SAID COMPARTMENT MEANS BEING SUPPORTED BY AND RELEASABLY LOCKED TO SAID CARRIER UNIT, SAID CARRIER UNIT AND COMPARTMENT MEANS HAVING COMPLEMENTARY CONFIGURATIONS WHICH WHEN LOCKED TOGETHER FORM A SINGLE UNITARY STREAMLINED FUSELAGE FOR THE AIRCRAFT, MEANS FOR RELEASING SAID COMPARTMENT MEANS FROM SAID CARRIER UNIT, POWER MEANS CONNECTED TO SAID COMPARTMENT MEANS, AND MEANS DRIVEN BY SAID POWER MEANS FOR SUPPORTING SAID COMPARTMENT MEANS IN SUSTAINED CONTROLLED FLIGHT WHEN SAID COMPARTMENT MEANS IS RELEASED FROM SAID CARRIER UNIT, SAID MEANS DRIVEN BY SAID POWER MEANS COMPRISING A VARIABLE-PITCH HELICOPTER BLADE ARRANGEMENT MOVABLE FROM A LOW-SPEED VERTICAL-THRUST POSITION TO A HIGH-SPEED POSITION IN WHICH SAID BLADE ARRANGEMENT PRESENTS A MINIMUM AERODYNAMIC RESISTANCE TO HORIZONTAL FLIGHT.