Patent ID: 9688378
Date: 2017-06-27
CPC Classifications: B64C,F01D,Y10T

Claim:
1. A drain mast for draining fluids from an aircraft, the drain mast comprising a fairing intended to be attached on an outer surface of the aircraft, the fairing comprising: a base comprising an upstream section intended to be attached on the outer surface of the aircraft and a downstream section, the base comprising an outer wall; and a discharge nozzle comprising a discharge end opening on the outside of the fairing, the discharge nozzle protruding from the downstream section in a first direction with respect to the base, the base and the discharge nozzle defining a tubular through-cavity, the tubular cavity extending from the upstream section as far as the discharge end, the fairing including a profiled protrusion for guiding air, the profiled protrusion protruding from the downstream section in a further direction opposite to the first direction, the profiled protrusion and the discharge nozzle forming a nose, the nose protruding from the outer wall in both the first direction and in the further direction such that the discharge nozzle forms a first end of the nose and the profiled protrusion forms a second end of the nose, the profiled protrusion being configured for orienting a mass of incident air on the profiled protrusion towards the discharge end.