Oil seal for gas turbine

Details Oil seal for gas turbine Oil seal for gas turbine

1994-05-26

1996-01-02

Footland, Lenard A.

Bearings

Rotary bearing

Plain bearing

384144, 384474, F16C 1900

Patent

active

054802326

ABSTRACT:
In a rotor bearing housing comprised of split half sections (10) and adapted to be joined at horizontal joining surfaces (12) of the half sections, and wherein each half section includes a beating recess flanked on either side thereof by a seal recess (16, 18); and a pair of annular bearing seals (24), each comprising a pair of half segments (26, 28), each segment adapted to be received in a respective seal recess in a split half sections of the housing, each segment having a pair of substantially horizontal interface surfaces (30, 32) at diametrically opposite sides thereof, the improvement comprising a groove (46) formed in each interface surface (30, 32), extending across a radial thickness dimension of the segment, such that opposing grooves in opposing interface surfaces combine to form a pair of oil channels in each annular bearing seal.

REFERENCES:
patent: 3915523 (1975-10-01), Shank
patent: 4722616 (1988-02-01), Lederman
patent: 4928978 (1990-05-01), Shaffer et al.
patent: 5009522 (1991-04-01), Hahn
patent: 5072880 (1991-12-01), McCloud

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