Method and apparatus for assessing thrust loads on engine bearin

Details Method and apparatus for assessing thrust loads on engine bearin Method and apparatus for assessing thrust loads on engine bearin

1988-05-25

1990-03-13

Casaregola, Louis J.

Rotary kinetic fluid motors or pumps

Method of operation

415104, 415118, 7386249, F02C 700

Patent

active

049079433

ABSTRACT:
In a gas turbine engine a novel method and apparatus that measures axial thrust loads in engine bearings is characterized by a controller which dynamically selects axial loads on an engine thrust bearing by varying internal gas pressures in bearing trim cavities in accordance with a predetermined schedule.

REFERENCES:
patent: 1298630 (1919-03-01), Schmidt
patent: 2530477 (1950-11-01), Ostmar
patent: 2647684 (1953-08-01), Lombard
patent: 2746671 (1956-05-01), Newcomb
patent: 3433020 (1969-03-01), Earle et al.
patent: 3828610 (1974-08-01), Swearingen
patent: 4578018 (1986-03-01), Pope
patent: 4730977 (1988-03-01), Haaser

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