Low power hybrid bearing

A bearing system in which an axially stiff narrow gap fluid dynamic gas bearing is preloaded by an axially less stiff larger gap fluid dynamic bearing. As an example two fluid dynamic bearings are provided spaced apart along a shaft, radially aligned with an air/gas filled spherical or conical or si...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Rahman, Mohamed, Heine, Gunter
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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Beschreibung
Zusammenfassung:A bearing system in which an axially stiff narrow gap fluid dynamic gas bearing is preloaded by an axially less stiff larger gap fluid dynamic bearing. As an example two fluid dynamic bearings are provided spaced apart along a shaft, radially aligned with an air/gas filled spherical or conical or similar type bearing. A shaft end thrust bearing is also defined for axial support.