Rotor blade retention and sealing construction

Details Rotor blade retention and sealing construction Rotor blade retention and sealing construction

1992-06-01

1993-10-26

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Blade received in well or slot

F01D 532

Patent

active

052560350

ABSTRACT:
A rotor and blade assembly for a gas turbine engine in which blades are retained in position on the rotor by a plurality of circumferentially extending segment plates and a snap ring, the segment plates extending radially between a circumferential groove in the rotor and the underside surface of a blade platform and extends circumferentially to seal at least two blade roots, and the snap ring is installed in a groove on the underside of the blade platform and external of the platform surface contacted by a segment plate, the snap ring covering the outer peripheral portion of the segment plates.

REFERENCES:
patent: 3181835 (1965-05-01), Davis
patent: 3644058 (1972-02-01), Barnabei et al.
patent: 3656865 (1972-04-01), Spears, Jr.
patent: 3807898 (1974-04-01), Guy et al.
patent: 3814539 (1974-06-01), Klompas
patent: 3853425 (1974-12-01), Scalzo et al.
patent: 4108571 (1978-08-01), Mawson
patent: 4349318 (1982-09-01), Libertini et al.
patent: 4389161 (1983-06-01), Brumen
patent: 4648799 (1987-03-01), Brown et al.
patent: 4730983 (1988-03-01), Naudet et al.
patent: 5139389 (1992-08-01), Eng et al.

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