Bearing assembly, in particular for a turbomachine, and turbomachine having such a bearing assembly
AssigneesMTU Aero Engines AG, Schaeffler Technologies AG & Co. KG
InventorsMichael Flouros, Peter Gloeckner, Patrick Mirring, Matthias Martin
Life of this patent
Estimating the term…
Abstract
A bearing assembly (2) is provided, in particular for a turbomachine, including: an inner bearing race (3); an outer bearing race (4) having at least one cooling channel (15) formed within it or in its outer surface; rolling elements (7) made of ceramic and disposed between the inner bearing race (3) and the outer bearing race (4); and a surrounding bearing ring (9) connected to the outer bearing race (4) and configured to form a squeeze film (10) of oil between its outer surface and an opposite inner surface of a housing (1) in which the bearing assembly can be mounted.
Claims30
A bearing assembly comprising:
- an inner bearing race;
- an outer bearing race disposed opposite the inner bearing race and having at least one cooling channel;
- rolling elements made of ceramic and disposed between the inner bearing race and the outer bearing race;
- and
- a surrounding bearing ring connected to the outer bearing race and configured to form a squeeze film of oil between an outer surface of the bearing ring and an opposite inner surface of a housing in which the bearing assembly can be mounted.
Dependencies are inferred from the claim text.