Apparatus for supporting a rotating shaft in a rotary machine

Details Apparatus for supporting a rotating shaft in a rotary machine Apparatus for supporting a rotating shaft in a rotary machine

1990-09-17

1992-05-05

Look, Edward K.

Rotary kinetic fluid motors or pumps

With sound or vibratory wave absorbing or preventing means...

60 39020, F16C 2700, F01D 500

Patent

active

051102579

ABSTRACT:
A rotary machine 10 includes a rotor shaft 40 and a support system 63 for the shaft. The support system includes a spring 68 and viscous damper 70. Apparatus for removing oil from the damper at preselected rotor speeds is provided and in one embodiment permits operating the engine over a rotor speed range which avoids critical speeds.

REFERENCES:
patent: 4775248 (1988-10-01), Barbic et al.
patent: 4782919 (1988-11-01), Chalaire et al.
Adams, "Keep Rotor Vibration Under Control", August/1978.

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