Inventors:
Raphael Jones - Guilderland NY, US
International Classification:
F01D005/18
US Classification:
416/001000, 416/09700R, 416/19300A, 416/24100R
Abstract:
In a turbine bucket having an airfoil portion and a root portion, with a substantially planar platform at an interface between the airfoil portion and root portion, a platform cooling arrangement including at least one bore in the root portion and at least one impingement cooling tube seated in the bore, the tube extending beyond the bore with an outlet in close proximity to a targeted area on an underside of the platform.