Patent ID: 8931285
Filing Date: 2015-01-13
Classification: F01D,F01N,F02C,F02K,F05D,F16N,Y02T,Y10T

Abstract:
1. A gas turbine engine comprising: a fan; a speed reduction device driving said fan; a lubrication system for lubricating components across a rotation gap, the lubrication system including a lubricant input, a stationary first bearing receiving lubricant from said lubricant input and having a stationary first race in which lubricant flows, and a second bearing for rotation within said first bearing, said second bearing having a first opening in registration with said first race such that lubricant may flow from said first race through said first opening into a first conduit; and said first bearing also having a stationary second race into which lubricant flows, and said second bearing having a second opening in registration with said second race such that lubricant may flow from said second race through said second opening into a second conduit, with said first and second conduits delivering lubricant to distinct locations.