Patent ID: 6655920
Filing Date: 2003-12-02
Classification: F01D,Y02T

Abstract:
Turbomachine rotor assembly, comprising two bladed-discs (31,32) and a spacer (36), at least one of the discs (31) being equipped with serrations (3) to house the roots (4) of the blades (5), where the spacer (36) comprises a cover (37) surrounding the serrated disc (31); tongues (38) which slot into the serrations (3); internal radial thrust faces (41) on the matching faces (42) formed on one of the discs (31), and outer axial thrust faces (43, 47), the inner radial thrust faces (41) being located on the tongues (38), characterised in that the outer axial thrust faces form the primary faces (43) that press against one of the discs, and the secondary faces (47), opposite the primary faces (43) that press against an associated seal (7) on the other side of the discs.