Patent ID: 6151882
Filing Date: 2000-11-28
Classification: F02C,F02K

Abstract:
A turbofan engine construction, comprising:a rigid casing having a forward end that permits the intake of fluids and an aft end that permits the expulsion of said fluids passing through said rigid casing;a stator portion coupled to and centrally disposed within said rigid casing, said stator portion having a stator forward end that permits the intake of said fluids and a stator aft end that permits the expulsion of said fluids passing through said stator portion; anda rotor portion disposed between said rigid casing and said stator portion for rotation about said stator portion, wherein a portion of said fluids entering said forward end are heated between said stator portion and said rotor portion prior to expulsion at said aft end as heated fluids, and wherein a remainder of said fluids pass through said stator forward end and said stator portion prior to expulsion at said stator aft end, wherein said heated fluids are expelled annularly about said remainder of said fluids expelled from said stator aft end.