TURBOMACHINE BEARING HOUSING

摘要

A turbomachine bearing housing comprising a fixed wall, a rotating shaft, first and second seals between the wall and the shaft, and a chamber between the fixed wall and a stator element supplied with air via an opening close to said shaft. An air guide means is arranged along the surface of the wall of the housing, outside same, such that at least a portion of the air exiting the guide means passes between the first seal and the shaft, said guide means being supplied with air by an air intake separated radially from the shaft, the air from the air intake being at a higher pressure than at the shaft.