Methods and apparatus for assembling a bearing assembly

Details Methods and apparatus for assembling a bearing assembly Methods and apparatus for assembling a bearing assembly

2005-06-28

2005-06-28

Look, Edward K. (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

Method of operation

C415S110000

Reexamination Certificate

active

06910863

ABSTRACT:
A bearing assembly for a gas turbine engine rotor includes a damper bearing configured to support the rotor, a bearing centering sub-assembly configured to position the damper bearing relative to the rotor, and a retainer. The damper bearing includes a frame that defines a bearing bore, an inner race, and an outer race, said inner and outer races within said bearing bore. The bearing centering apparatus sub-assembly includes a plurality of first springs and a plurality of second springs. The retainer is coupled to the bearing housing and is configured to maintain an axial position of the bearing outer race with respect to the support structure.

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