AIRCRAFT TURBOMACHINE ROTOR PIECE COMPRISING A MACHINEABLE ANNULAR PROTUBERANCE PROVIDED WITH A DEHYLING ORIFICE AND METHOD OF PREPARING THE SAME

摘要

Part (10) for a turbomachine rotor of the aircraft, such as a disc for a compressor or turbine, the part comprising an annular wall (18) centered on an axis of rotation (22) of the part, the annular wall comprising an annular protuberance (24) intended to be locally machined to the balancing of the rotation of the part and an orifice for de-oiling (26) passing through the annular wall (18). The orifice of the oil (26) is arranged in the annular projection (24).