HYGIENIC MASK FOR AIRCRAFT CREWMEMBER AND A MASK ASSEMBLY COMPRISING THE HYGIENIC MASK

摘要

Hygienic mask (1) for aircraft crewmember comprising a first area (3) made of an air filtering tissue and a second area (5) made of a flexible material, said second area (5) surrounding the first area (3) and being attached to the edge of said first area (3). The hygienic mask (1) comprises an air filter (43) including the second area (5) and a retaining element (70) including the first area (3), and the air filter (43) is removably fixed directly to the retaining element (70).