Skip to Content
Find More Like This
Return to Search

Gas turbine bucket cooling circuit and related process

United States Patent

May 21, 2002
View the Complete Patent at the US Patent & Trademark Office
A turbine bucket includes an airfoil portion having leading and trailing edges; at least one radially extending cooling passage within the airfoil portion, the airfoil portion joined to a platform at a radially inner end of the airfoil portion; a dovetail mounting portion enclosing a cooling medium supply passage; and, a crossover passage in fluid communication with the cooling medium supply passage and with at least one radially extending cooling passage, the crossover passage having a portion extending along and substantially parallel to an underside surface of the platform.
Lewis; Doyle C. (Greer, SC), Barb; Kevin Joseph (Halfmoon, NY)
General Electric Company (Schenectady, NY)
09/ 496,715
February 2, 2000
This invention was made with Government support under Contract No. DE-FC21-95MC31176 awarded by the Department of Energy. The Government has certain rights in this invention.