Turbojet-liquid air rocket and fuel system

• US 3,229,459 A
• Filed: 11/26/1963
• Issued: 01/18/1966
• Est. Priority Date: 11/26/1963
• Status: Expired due to Term

• Current Assignee: Adolph J. Cervenka
• Original Assignee: Adolph J. Cervenka
• Inventors: Cervenka, Adolph J.
• Application Number:
  US04/326,309
• Time in Patent Office: 784 Days
• US Class Current: 60/244
• CPC Class Codes: B64G 1/401 Liquid propellant rocket engines Ion or plasma engines B64G1/413; Arcjets and other resistojets B64G1/415
• CPC Class Codes: B64G 1/402 Propellant tanks; Feeding propellants
• CPC Class Codes: F02K 9/78 with an air-breathing jet-propulsion plant with a ram-jet engine F02K7/18

Claims

1. IN COMBINATION WITH A LOW TEMPERATURE LIQUID FUEL BURNING POWER PLANT, OPEABLE AS BOTH A TURBOJET AND AS A ROCKET, AND COMPRISING AN AIR COMPRESSOR, A GAS TURBINE COAXIALLY JOINED TO THE COMPRESSOR, ONE OR MORE COMBUSTION CHAMBERS IN WHICH A MIXTURE OF FUEL AND AIR FROM THE COMPRESSOR IS BURNED TO PROVIDE GASES FOR DRIVING THE TURBINE DURING TURBOJET OPERATION, AN AFTERBURNER FOR BURNING FUEL DURING TURBOJET OPERATION AND PROVIDING THE ROCKET COMBUSTION CHAMBER DURING ROCKET OPERATION, A VARIABLE INLET MEANS OPEN DURING TURBOJET OPERATION TO ADMIT AIR TO COMPRESSOR AND CLOSED DURING ROCKET OPERATION, A FUEL CONTROL FOR CONTROLLING THE FUEL TO THE COMBUSTION CHAMBERS AND AFTERBURNER, AND MEANS JOINED TO AND CONTROLLING THE VARIABLE INLET;

A FUEL SYSTEM FOR SAID POWER PLANT COMPRISING;

A LIQUID FUEL SUPPLY, AN AIR LIQUEFIER, FUEL CONDUIT MEANS PASSING THROUGH SAID AIR LIQUEFIER AND JOINING SAID FUEL SUPPLY AND SAID FUEL CONTROL, PUMP MEANS JOINED TO SAID FUEL SUPPLY TO SAID PUMPING THE FUEL FROM SAID LIQUID AND SAID FUEL CONTROL, POWER PLANT THROUGH SAID AIR LIQUEFIER AND SAID FUEL CONTROL, A LIQUID AIR STORAGE AND FUEL SUPPLY, A FIRST CONDUIT MEANS PASSING THROUGH SAID AIR LIQUEFIER AND JOINING SAID LIQUID AIR STORAGE AND SUPPLY TO SAID POWER PLANT FOR BLEEDING FROM SAID POWER PLANT DURING TURBOJET OPERATION A PORTION OF THE AIR COMPRESSED BY SAID COMPRESSOR AND STORING IN SAID LIQUID AIR STORAGE AND SUPPLY AFTER LIQUEFYING IN SAID AIR LIQUEFIER, A SECOND CONDUIT MEANS JOINING SAID LIQUID AIR STORAGE AND SUPPLY TO SAID POWER PLANT, PUMP MEANS JOINED TO SAID SECOND CONDUIT MEANS FOR PUMPING THE LIQUID AIR FROM SAID LIQUID AIR STORAGE TO SAID POWER PLANT DURING ROCKET OPERATION, AND CONTROL MEANS JOINED TO SAID FIRST AND SAID SECOND CONDIT MEANS FOR PERMITTING THE BLEEDING OF AIR FROM SAID POWER PLANT DURING TUBBOJET OPERTION AND THE RETURN OF LIQUID AIR TO SAID POWER PLANT DURING ROCKET OPERATION.