| 摘要 |
FIELD: items of personal and house use. ^ SUBSTANCE: device contains a unit, isolating respiratory organs, a respiratory bag and a regenerative cartridge, connected among them with a respiratory hose. The valve box with valves of breath, exhalation and the valve of superfluous pressure connected by flexible communication with a wall of a respiratory bag is established in the case of the respiratory bag. Breath and exhalation valves are symmetrised against an axis of the valve box, and the valve of superfluous pressure is established on the same axis on an opposite side of the valve box. Flexible connection is located in a plane parallel to breast of the user. ^ EFFECT: increase of reliability of the device and resistance decrease during inhalation and exhalation. ^ 3 dwg |
