Sealing ring for gas turbine engines

Details Sealing ring for gas turbine engines Sealing ring for gas turbine engines

1993-01-22

1994-09-06

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277174, 277222, F16J 1542

Patent

active

053441621

ABSTRACT:
A sealing ring for controlling gas leakage through the annular space between two rotating concentric members; for example engine shafts. The sealing ring 20 has a generally trapezoidal cross section and an overlapping scarf joint. The sealing ring improves sealing by providing continuous lines of contact at edges between inner and outer coaxial shaft members.

REFERENCES:
patent: 2570427 (1951-10-01), Chillson et al.
patent: 2652298 (1953-09-01), Estey
patent: 2877070 (1959-03-01), Lee
patent: 3512788 (1970-05-01), Kilbane
patent: 3887198 (1975-06-01), McClure et al.
patent: 4180273 (1979-12-01), Takagi et al.
patent: 4198063 (1980-04-01), Shimizu et al.
patent: 5169159 (1992-12-01), Pope et al.
Taschenberg, "Circumferential Seals", Machine Design, 45:27-29, Sep. 13, 1973.

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