Device for axially retaining blades on a turbomachine rotor...

Details Device for axially retaining blades on a turbomachine rotor... Device for axially retaining blades on a turbomachine rotor...

2005-03-22

2008-05-13

Kershteyn, Igor (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Turbo machine

C416S22000A, C416S221000, C416S24400R

Reexamination Certificate

active

07371050

ABSTRACT:
A device for axially retaining blades on a rotor disk of a turbomachine, includes an annulus which is mounted via a radially inner edge in an annular groove of the disk and which presses against the roots of the blades mounted in grooves in the periphery of the disk, and an annular lock received in the annular groove of the disk to prevent the annulus from turning, the annular lock being turnable in the annular groove between an annulus-locking position and a position for mounting and dismounting in the annular groove.

REFERENCES:
patent: 3096074 (1963-07-01), Pratt et al.
patent: 4304523 (1981-12-01), Corsmeier et al.
patent: 4890981 (1990-01-01), Corsmeier et al.
patent: 6106234 (2000-08-01), Gabbitas
patent: 6520743 (2003-02-01), Arilla et al.
patent: 1 096 107 (2001-05-01), None
patent: 1 439 282 (2004-07-01), None
patent: 2 819 290 (2002-07-01), None

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