Oil weepage return for carbon seal plates

Details Oil weepage return for carbon seal plates Oil weepage return for carbon seal plates

1982-06-18

1983-09-27

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 74, 277 75, F16J 1516, F16J 1542

Patent

active

044064594

ABSTRACT:
A carbon seal for the bearing compartment for a gas turbine engine has radially extending passages in the rotating seal plate so arranged as to pump oil by centrifugal force from the space between the seal plate and the shaft into the bearing compartment surrounding the seal. With this seal plate no detrimental oil accumulation is permitted in this space.

REFERENCES:
patent: 1876515 (1932-09-01), Emmet
patent: 2494971 (1950-01-01), Summers
patent: 2990202 (1961-06-01), Dennison
patent: 2992842 (1961-07-01), Sheuchenko et al.
patent: 3347553 (1967-10-01), Schweiger
patent: 3685838 (1972-08-01), Malmstrom

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