DYNAMICALLY-LUBRICATED BEARING

Dynamically-lubricated bearings and methods of dynamically lubricating bearings, including bearings used in gas turbine engines. Such a bearing includes an inner race having an inner race groove, an outer race having an outer race groove that opposes the inner race groove, rolling elements disposed...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SANGLI, Pradeep, Hemant, CARTER, Bruce, Alan, POTNURU, Santosh, Kumar, CHOURASIA, Laxmikant
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:Dynamically-lubricated bearings and methods of dynamically lubricating bearings, including bearings used in gas turbine engines. Such a bearing includes an inner race having an inner race groove, an outer race having an outer race groove that opposes the inner race groove, rolling elements disposed between the inner and outer races and in rolling contact with the inner and outer race grooves, and a cage disposed between the inner and outer races to maintain separation between the rolling elements. A lubricant is introduced into a cavity between the inner and outer races, and rotation of the inner race relative to the outer race causes air to enter pockets of the cage that contain the rolling elements, which in turn causes the lubricant to exit the cavity of the bearing.