Supply system for oil dampers

Details Supply system for oil dampers Supply system for oil dampers

1987-12-21

1988-11-08

Smith, Leonard E.

Lubrication

Systems

Gas turbine

188266, 248636, 384 99, F16C 2700, F16C 3904

Patent

active

047829192

ABSTRACT:
The oil supply system for a fluid squeeze film damper carries a high frequency check valve mounted in serial flow relation to a low frequency check valve, wherein the low frequency check valve is disposed between the source of oil and the high frequency check valve so as to maintain the stiffness of the oil film and high level of the average oil pressure.

REFERENCES:
patent: 2729518 (1956-01-01), O'Connor
patent: 3610712 (1971-10-01), Endress
patent: 4213661 (1980-07-01), Marmol
patent: 4655248 (1987-04-01), Chalaire
patent: 4669893 (1987-06-01), Chalaire et al.

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