OXYGEN MASK FOR AIRCRAFT PASSENGERS Russian patent published in 2020 - IPC A62B18/00 A62B18/08 

FIELD: aviation.

SUBSTANCE: invention relates to the field of safety means in emergency situations in air transport. Oxygen mask for aircraft passengers comprises a rigid frame made with a nasal cavity, facial side parts, a lower part, with an exhalation valve attachment plane, openings and an inhalation valve, an obturator disposed within the frame, as well as a hose with a retaining tube and an interference compensator tube, wherein the carcass made with high rigidity due to the lower part of the frame, having a deeply embracing chin and changing into face side part, is equipped with shaper of human nasal contour, located between shutter and inner surface of mask body in upper area of nasal cavity. According to the invention, a barometric pressure sensor and a digital display for displaying a backup time of human consciousness preservation are built into the flush surface of the outer surface, output of the barometric pressure sensor is connected to an information storage device placed inside the frame, which is connected to a computer, to the output of which a digital display and a light-emitting diode are connected.

EFFECT: achieved technical result consists in provision of possibility to inform mask user in real time about danger of emergency and emergency situations on aircraft boards associated with hypoxic impact on passengers.

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