Patent Number: 6,945,754

Title: Methods and apparatus for designing gas turbine engine rotor assemblies

Abstract: A method enables a rotor assembly for a gas turbine engine to be designed. The method comprises providing a plurality of rotor blades that each include a dovetail that includes a pair of blade pressure faces and a dovetail bottom that extends arcuately between the pair of blade pressure faces, providing at least one of a rotor disk and a rotor spool that includes a circumferential dovetail slot that is sized to receive the plurality of rotor blades therein, and coupling the plurality of rotor blades to the at least one of a rotor disk and a rotor spool using each respective rotor blade dovetail.

Inventors: DiBella; Joseph John (West Roxbury, MA)

Assignee: General Electric Company

International Classification: F01D 5/14 (20060101); F01D 5/00 (20060101); F01D 5/30 (20060101); F04D 29/32 (20060101); F04D 29/34 (20060101); F01D 005/30 ()

Expiration Date: 09/20/2022