Title:
REUSABLE MASK
Document Type and Number:
WIPO Patent Application WO/2022/270834
Kind Code:
A1
Abstract:
The present invention provides a reusable mask comprising: a mask part having a nose portion and a mouth portion that are separated from each other; left/right air flow pipes connected to through holes on both sides of the mask part, and having a predetermined length; a holding member to which the air flow pipes are connected; and an exhaust plate protective cover to which a filter support frame member and a HEPA filter are attached.
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| WO/2007/003047 | MICROBICIDAL AIR FILTER |
| JP3438073 | The air introduction system of a protective mask, and a protective mask |
| WO/2023/090775 | MASK WITH IMPROVED USABILITY |
Inventors:
LEE DAE YONG (KR)
Application Number:
PCT/KR2022/008664
Publication Date:
December 29, 2022
Filing Date:
June 20, 2022
Export Citation:
Assignee:
LEE DAE YONG (KR)
International Classes:
A62B23/02; A41D13/11; A61L9/20; A62B18/02; A62B18/08; A62B18/10
Domestic Patent References:
| WO2009145992A1 | 2009-12-03 |
Foreign References:
| KR101870225B1 | 2018-06-22 | |||
| KR20210000561A | 2021-01-05 | |||
| KR101797071B1 | 2017-12-12 | |||
| KR20160127637A | 2016-11-04 | |||
| KR20210086584A | 2021-07-08 |
Attorney, Agent or Firm:
BAE, Yong Cheol (KR)
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