A respiratory mask
A respiratory mask 100 comprises a body 110 providing a breathing aperture 112. The mask forms an airtight seal at a user's face around the breathing aperture and a filter 120 is provided over the breathing aperture so that the user can breathe in filtered air. The body further comprises one or...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A respiratory mask 100 comprises a body 110 providing a breathing aperture 112. The mask forms an airtight seal at a user's face around the breathing aperture and a filter 120 is provided over the breathing aperture so that the user can breathe in filtered air. The body further comprises one or more one-way exhalation valves 114A, 114B for releasing a flow of air exhaled by the user outside the mask and backwards, so that it does not flow through the filter surface from the inside. The mask may comprise a bezel 118 and the exhalation valves may be provided on the bezel. A cover 130 may be coupled to the body by a hinge so that it can rotate away from the body. The filter 120 may be coupled to the cover 130. An external layer 134 may have a decorative pattern thereon. Sensors (not shown) may be provided on the mask which may communicate with a remote server. |
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