Particulate matter 2.5 (PM2.5) nose-type air filter
The utility model relates to a particulate matter 2.5 (PM2.5) nose-type air filter. The working principle is as follows: by wearing a flat air filter which is matched with an internal structure on the front end of a nasal cavity of the human body, inhalable particles, bacteria and viruses in the air...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
20.02.2013
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model relates to a particulate matter 2.5 (PM2.5) nose-type air filter. The working principle is as follows: by wearing a flat air filter which is matched with an internal structure on the front end of a nasal cavity of the human body, inhalable particles, bacteria and viruses in the air can be filtered during the normal aspiration process. The filter is classified into a disposable type and a reusable type. A disposable filter shell is made of sponge, and a reusable filter shell is made of silica gel, so that the reusable filter shell can be washed after being used, and a filter membrane can be replaced. The filter adopts a PM2.5 filter membrane which can filter the inhalable particles, bacteria and viruses. |
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Bibliography: | Application Number: CN20122275951U |