Altitude i.e. high altitude, breathing device for mountaineers e.g. during parachute jump, has air receiver containing exhaled air purged from carbon dioxide, and oxygen bottle supplying oxygen, where device operates in closed loop
The device has a facial mask (10) covering all respiratory tracts of a user, and a cartridge (20) containing a collection unit for collecting carbon dioxide contained in exhaled air. An air receiver (30) contains the exhaled air purged from the carbon dioxide. An oxygen bottle (40) supplies oxygen,...
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| Format: | Patent |
| Sprache: | eng ; fre |
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| Zusammenfassung: | The device has a facial mask (10) covering all respiratory tracts of a user, and a cartridge (20) containing a collection unit for collecting carbon dioxide contained in exhaled air. An air receiver (30) contains the exhaled air purged from the carbon dioxide. An oxygen bottle (40) supplies oxygen, where the device operates in a closed loop. The mask comprises an inspiration and/or exhalation valve, an air inlet pipe (12) for inhalation and an air outlet pipe (13) for exhalation. The air outlet pipe is connected to the cartridge, and the inlet pipe is connected to the air reservoir.
Dispositif de respiration en altitude à recyclage d'air, comportant un masque facial (10) couvrant toutes les voies respiratoires de l'utilisateur, une cartouche (20) contenant des moyens de captation du CO2 contenu dans l'air expiré, au moins un réservoir d'air (30) contenant l'air expiré purgé du CO2, et une bouteille d'oxygène (40) pour alimenter de l'oxygène, ledit dispositif fonctionnant en circuit fermé. |
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