Patent ID: 6897581

Claim:
A high speed generator, comprising: a generator housing; a main generator shaft assembly rotationally mounted within the generator housing, the main generator shaft assembly having at least an inner surface and an a surface; rotor shaft mounted within the main generator shaft assembly, the rotor shaft having at least a first end, a second end, an inner surface, and an outer surface; main rotor mounted on the rotor shaft and within the main generator assembly; main stator mounted within the generator housing and surrounding least a portion of the main generator shaft assembly; a first and a second main rotor cooling supply orifice extending between the rotor shaft inner and outer surfaces, the first main rotor cooling supply orifice disposed proximate the rotor shaft first end and the second main rotor cooling supply orifice disposed proximate the rotor shaft second end; and a first and a second main stator cooling supply orifice extending between the main generator shaft assembly inner and outer surfaces, the first and second stator cooling supply orifices in fluid communication with the first second main rotor cooling supply orifices, respectively.