Patent ID: 7967560
Filing Date: 2011-06-28
Classification: F01D,F02C,F05D

Abstract:
1. A turbine engine comprising: a compressor; a combustor; a turbine, said turbine driving a shaft; and a bearing supporting the shaft mounted in a bearing compartment, a bearing seal located between the bearing compartment and an air compartment, an oil drain having an edge, a pair of knife edge seals located between the air compartment and the bearing seal, each of said knife edge seals being disposed in close proximity to said edge of said oil drain to meter flow between the bearing and the air compartment, and an oil director located between said pair of knife edge seals to direct a flow of leakage oil toward said oil drain wherein said oil drain is spaced radially outwardly in line therewith from said oil director, wherein said oil director does not extend into an opening of said oil drain so that said oil director may move axially without damaging said oil director.