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Adaptor assembly for coupling turbine blades to rotor disks

United States Patent

8,840,374
September 23, 2014
View the Complete Patent at the US Patent & Trademark Office
An adaptor assembly for coupling a blade root of a turbine blade to a root slot of a rotor disk is described. The adaptor assembly includes a turbine blade having a blade root and an adaptor body having an adaptor root. The adaptor body defines a slot having an open end configured to receive the blade root of the turbine blade such that the adaptor root of the adaptor body and the blade root of the turbine blade are adjacent to one another when the blade root of the turbine blade is positioned within the slot. Both the adaptor root of the adaptor body and the blade root of the turbine blade are configured to be received within the root slot of the rotor disk.
Garcia-Crespo; Andres Jose (Greenville, SC), Delvaux; John McConnell (Fountain Inn, SC)
General Electric Company (Schenectady, NY)
13/ 271,635
20130094968
October 12, 2011
This invention was made with Government support under Contract No. DE-FC26-05NT42643, awarded by the Department of Energy. The Government has certain rights in the invention.