A device for enabling a person in a room to breathe ambient air
The invention relates to air conditioning and ventilation. The device comprises: a mask in communication with a person's respiratory system via a breathing aperture; a channel for supplying ambient air to a room; and a channel for the outlet of used air from the room, said channels being connec...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to air conditioning and ventilation. The device comprises: a mask in communication with a person's respiratory system via a breathing aperture; a channel for supplying ambient air to a room; and a channel for the outlet of used air from the room, said channels being connected to the mask. The device is equipped with at least one ventilator with a rotation speed regulator, which is situated in the ambient air supply channel and/or the used air outlet channel. The mask is provided with a chamber in communication with the breathing aperture. The ambient air supply channel and the used air outlet channel are connected to the mask via the chamber. |
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