DRAIN MAST OF AN AIRCRAFT

A drain mast for draining liquids from an aircraft, comprising a tube (1) that comprises: - an internal rim (2) connected to the internal surface (13) of the tube (1), the internal rim (2) being located in a plane inclined with respect to the horizontal plane of the aircraft and having its lowest part located on the second end of the tube (1), - an aperture (3) for evacuating the liquid, the aperture being located at the lowest part of the internal rim (2) and in the face of the tube (1) facing the incoming airflow, - the internal rim (2) and the aperture (3) being configured such that at thesecond end (11) the liquid is directed by gravity through the internal rim (2) to the aperture (3) and wherein in use the drained, liquid flowing from the aperture (3) is pushed by the incoming airflow to the atmosphere. 种用于从航空器中排放的液体的排放管柱，包括管(1)，所述管(1)包括：与所述管(1)的内表面(13)连接的内缘(2)，所述内缘(2)位于相对于航空器的水平面倾斜的平面中，并且所述内缘(2)的最下部位于所述管(1)的第二端；用于排放液体的孔(3)，所述孔(3)位于所述内缘(2)的最下部并且位于面向进入气流的所述管(1)的面中；所述内缘(2)和所述孔(3)构造成使得在所述第二端(11)处，通过重力引导液体通过