Squeeze film damper bearing and rotary machine including the same

A squeeze film damper bearing has an inner support ring capable of supporting a bearing portion; an outer support ring disposed on an outer periphery of the inner support ring; and a dissipation portion formed on at least one of the outer support ring and the inner support ring to dissipate vibratio...

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Bibliographische Detailangaben
Hauptverfasser: Yamawaki, Teruaki, Tokimasa, Yasunori, Sano, Takeshi, Iwatsu, Kodai
Format: Patent
Sprache:eng
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Zusammenfassung:A squeeze film damper bearing has an inner support ring capable of supporting a bearing portion; an outer support ring disposed on an outer periphery of the inner support ring; and a dissipation portion formed on at least one of the outer support ring and the inner support ring to dissipate vibration energy. A damper gap formed between an outer circumferential face of the inner support ring and an inner circumferential face of the outer support ring is filled with a viscous fluid.