Aircraft drainage mast assembly for used drinking water has heating isolation bush that presses the inner outlet heating arrangement radially inwards and the outer outlet heating arrangement radially outwards

摘要

The assembly contains a connection (14) attached to the aircraft fuselage (18), a drainage mast (16), a connecting line to an outlet section and an inlet section (52) connected to the drinking water system. The drainage tube (94) has an inlet section (106) connected to the on-board drinking water system and an outlet section via which used water is ejected, a line reaching from the inlet section to the outlet section forming the through passage for used water, an inner outlet heating arrangement enclosing the outlet section, a heating isolation bush enclosing the inner outlet heating arrangement and an outer outlet heating arrangement enclosing the bush, which presses the inner outlet heating arrangement radially inwards and the outer outlet heating arrangement radially outwards. Independent claims are also included for the following: (A) a drainage pipe for used water (B) a drainage mast (C) and a method of manufacturing a drainage pipe.