Patent ID: RE39398

Claim:
A turbine blade for a turbine engine, said turbine blade comprising: an airfoil comprising a first side wall comprising an outer surface, a second side wall, a leading edge, and a trailing edge, said first side wall outer surface extending between said leading edge and said trailing edge, and trailing edge positioned between said first side wall and said second wall, said first side wall further comprising at least one slot defined by a recessed wall and a slot side wall, said slot side wall comprising an opening extending therethrough, said recessed wall extending between said opening and said trailing edge; a platform connected to said airfoil; and a fillet connected to said airfoil and said platform, at least a portion of said recessed wall extending to said fillet, said recessed wall tapered is formed integrally with said airfoil during a casting process such that said recessed wall tapers from said opening to said fillet.