Patent ID: 7578655
Filing Date: 2009-08-25
Classification: F01D,F02C,F02K,F04D,F05D

Abstract:
1. A composite turbine blade and fan blade assembly comprising: a rotor disk; a plurality of turbine rotor blades extending from the rotor disk; each of the rotor blades having an outer shroud to form an annular shroud for the turbine blades; the annular shroud for the turbine blades having a forward slant; a fan blade assembly having an annular ring with a plurality of fan blades extending radial outward from the annular ring; the annular ring having a forward slant equal to the forward slant of the annular shroud of the turbine blades; the fan blade assembly formed as a single piece; and, means to rotatably secure the fan blade assembly to the annular shroud such that rotation of the rotor disk produces rotation of the fan blade assembly.