Eugene Thomas Vaughn

US Patent:

48939870, Jan 16, 1990

Filed:

Dec 8, 1987

Appl. No.:

7/130597

Inventors:

Ching P. Lee - Cincinnati OH
Eugene T. Vaughn - Cincinnati OH
Nicholas C. Palmer - Loveland OH

Assignee:

General Electric Company - Cincinnati OH

International Classification:

F01D 518

US Classification:

416 92

Abstract:

An improved turbine blade tip with diffusion cooling holes in the tip is disclosed. One particular embodiment of the invention provides an improved squealer blade tip with diffusion cooling holes in the tip. Yet another embodiment of the invention provides blade tip diffusion cooling holes comprising a first cylindrical portion coupled to a second conical portion.