Gas-driven propulsor with tip turbine fan
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United States of America Patent
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Feb 3, 2015
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app pub date -
Jun 29, 2011
filing date -
Jun 29, 2011
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Abstract
An engine comprises a gas generator having an exhaust plenum and a propulsor comprising a propulsion fan coaxially mounted within an annular turbine. The annular turbine comprises a turbine duct and a plurality of turbine rotor blades rotationally coupled to the propulsion fan. A plurality of hollow struts extend axially and radially from the gas generator to the annular turbine. The hollow struts comprise flow ducts connecting the exhaust plenum to the turbine duct.
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