Hydrodynamic thrust bearing assembly

Details Hydrodynamic thrust bearing assembly Hydrodynamic thrust bearing assembly

1997-11-19

1999-09-07

Hannon, Thomas R.

Bearings

Rotary bearing

Fluid bearing

384107, 384123, 384120, F16C 3206

Patent

active

059476109

ABSTRACT:
A hydrodynamic thrust bearing assembly for supporting a reduced diameter end portion of a rotating shaft includes a thrust button or plate having one end thereof abutting an end of the reduced diameter end portion to absorb axial forces exerted by the rotating shaft, and a hollow cylindrical bearing sleeve disposed around the reduced diameter end portion, and wherein the thrust button has a central aperture for introduction of a process fluid and a plurality of slots in the one end of the thrust button and communicating with the central aperture in the thrust button and with a helical groove formed in an interior surface of the sleeve.

REFERENCES:
patent: 1377866 (1921-05-01), White
patent: 2516199 (1950-07-01), Fry, Jr.
patent: 2615766 (1952-10-01), Wallace
patent: 2659635 (1953-11-01), Dudley
patent: 2966381 (1960-12-01), Menzel
patent: 3942847 (1976-03-01), Parr
patent: 4385845 (1983-05-01), Hoshino
patent: 4427308 (1984-01-01), Sandberg
patent: 4459048 (1984-07-01), Stachuletz
patent: 5035519 (1991-07-01), Aizawa et al.
patent: 5096309 (1992-03-01), Nakasugi et al.

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