Patent ID: 6398500
Filing Date: 2002-06-04
Classification: F01D,Y10T

Abstract:
A blade retention system for a rotating machine comprising:a hub having a plurality of shaped, generally axially extending openings at circumferentially spaced positions about the hub; a plurality of blades having complementary-shaped base portions received in the openings, each of the blades having a blade retention slot therein; a circumferential hub slot formed about a circumference of the hub, wherein the blade retention slots are substantially aligned with the circumferential hub slot when the blades are received in the openings; at least one ring segment secured in the blade retention slots and the circumferential hub slot; and a key securing the at least one ring segment in the blade retention slots and the circumferential hub slot, the key including a hook portion at one end thereof engageable with the at least one ring segment, the hook portion being displaced radially outwardly to secure the ring segment.