Front bearing support for a fan drive gear system

摘要

A fan shaft support assembly for a gas turbine engine includes first and second bearing assembles supported by a bearing support structure. The bearing support structure includes a first support including a first support end supporting the first bearing assembly and a second support including a second support end supporting the second bearing assembly. The first support end and the second support end are spaced apart to provide a preload on the first and second bearing assemblies.

主权项

1. A fan shaft support assembly comprising:
a first bearing assembly; a second bearing assembly spaced axially apart from the first bearing assembly; a first support including a first support end disposed on a first support leg supporting the first bearing assembly, wherein the first support end is connected only to the first support leg; and a second support including a second support end disposed on a second support leg supporting the second bearing assembly, wherein the second support end is connected only to the second support leg and the first support end exerts an axial preload on the first bearing assembly and the second support end exerts an axial preload on the second bearing assembly.