Method of producing cooling holes in highly contoured airfoils

Details Method of producing cooling holes in highly contoured airfoils Method of producing cooling holes in highly contoured airfoils

2007-05-22

2007-05-22

Evans, Geoffrey S. (Department: 1725)

Electric heating

Metal heating

Cutting or disintegrating

C219S069170

Reexamination Certificate

active

11146737

ABSTRACT:
An EDM electrode curved in both the the Z and the Y planes permits the formation of film cooling holes in a highly contoured article.

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