Device to correct an unbalance of the rotor of turbine engines

Details Device to correct an unbalance of the rotor of turbine engines Device to correct an unbalance of the rotor of turbine engines

1982-02-10

1984-06-26

Levy, Stuart S.

Machine element or mechanism

Elements

Flywheel, motion smoothing-type

464180, F16F 1522, F16F 1532

Patent

active

044558872

ABSTRACT:
A device to correct unbalance of the rotor of a turbojet engine having a low shaft and a shaft bearing. The device being in the hollow shaft in the region of the bearing. The hollow shaft has internal flutes and a transverse wall. A balancing member in the hollow shaft has external flutes and a closed end adjacent the transverse wall and a head at its other end having an eccentric portion held in a selected angular position by engaging the external flutes of the balancing member with internal flutes in the shaft and then securing the closed end of the balancing member to the transverse wall.

REFERENCES:
patent: 3686895 (1972-08-01), Easley
patent: 3776065 (1973-12-01), Unno et al.
patent: 3889489 (1975-06-01), Casey et al.
patent: 4059972 (1977-11-01), Beam et al.
patent: 4177692 (1979-12-01), Irwin
patent: 4318280 (1982-03-01), Williams

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