Patent ID: 7927075
Filing Date: 2011-04-19
Classification: F01D,F02C,F02K,F04D,F05D,Y02T,Y10T

Abstract:
1. A fan assembly for a tip turbine engine comprising: a fan hub defining an axis of rotation, said fan hub defining a multitude of elongated openings located about an outer periphery of said fan hub, each of said elongated openings extend to a fan hub web, define an inducer receipt section to receive an inducer section at least therein and a blade receipt section to retain a hollow fan blade section adjacent each of said inducer sections, said blade receipt section includes a dove tail engagement; and an inducer mountable at least partially within said multitude of elongated openings to provide a directional lock therebetween, said inducer defining a multitude of inducer passages which turn an airflow from an axial airflow direction generally along said fan axis of rotation to a radial airflow direction.