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Adaptor assembly for coupling turbine blades to rotor disks

United States Patent

June 3, 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 disclosed. The adaptor assembly may generally include an adaptor body having a root configured to be received within the root slot. The adaptor body may also define a slot having an open end configured to receive the blade root. The adaptor body may further define a channel. The adaptor assembly may also include a plate having an outwardly extending foot. The foot may be configured to be received within the channel. Additionally, the plate may be configured to cover at least a portion of the open end of the slot when the foot is received within the channel.
Delvaux; John McConnell (Fountain Inn, SC), Garcia-Crespo; Andres Jose (Greenville, SC), Joyce; Kilmer Joseph (Jupiter, FL), Tindell; Allan Randall (Delray Beach, FL)
General Electric Company (Schenectady, NY)
13/ 094,176
April 26, 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.