FIELD: aviation.
SUBSTANCE: invention concerns oxygen systems of aircrafts and ejection seats. Maneuverable high-altitude airplane with onboard oxygen generation system and oxygen units of ejection crew seats features power plant, takeoff and landing unit, controls and instruments, glider with insulated crew cabin, ejecting seat, oxygen system including onboard oxygen generation system and oxygen unit, emergency oxygen unit of ejection seat attached to the seat. The emergency oxygen unit includes seat oxygen system switch and autonomous oxygen source connected to the oxygen unit by a tube passing through a service umbilical and installed in a compartment with casing (12) in the seat. Oxygen unit of ejection seat is equipped with chemical oxygen generator (8) featuring outlet choke and launching device. The compartment in the seat has heat-shielding cover (13). The tube between oxygen generator and service umbilical has a safety valve.
EFFECT: improved reliability of emergency oxygen supply for the crew.
2 dwg
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