Patent ID: 8813469
Filing Date: 2014-08-26
Classification: F01D,F05D,Y02T

Abstract:
1. A jet engine having a lubrication system for lubricating components across a rotation gap, said lubrication system comprising: a lubricant input; a stationary first bearing receiving lubricant from said lubricant input said first bearing having a stationary inner first race in which lubricant flows; a second bearing for rotation within said first bearing, said second bearing having a first opening in registration with said inner first race such that lubricant may flow from said inner first race through said first opening into a first conduit; and said first bearing has a second inner race and said second bearing has a second opening in registration with said second inner race and a second conduit for passing lubricant, wherein the first conduit passes lubricant to a different part of the jet engine than a part where lubricant is passed through the second conduit.