Title:
AIR PURIFYING MASK
Document Type and Number:
WIPO Patent Application WO/2019/093815
Kind Code:
A2
Abstract:
Disclosed is an air purifying mask which filters external air before actively supplying the filtered air into an inner space, and discharges the air in the inner space. The air purifying mask includes: a user state sensing unit which provides an emergency sensing signal corresponding to an emergency state of a user by sensing at least one among an impact or the user's movement; a control unit which outputs an emergency alarm signal corresponding to the emergency state of the user as the emergency sensing signal; and an alarm device which performs a preset emergency alarm operation in response to the emergency alarm signal. The air purifying mask can quickly sense the emergency state of the user to quickly notify another person located nearby or far away.
Inventors:
KIM KYUNG HWAN (KR)
Application Number:
PCT/KR2018/013617
Publication Date:
May 16, 2019
Filing Date:
November 09, 2018
Export Citation:
Assignee:
CARLSON COMPANY LTD (KR)
International Classes:
A62B9/00; A62B18/02; G08B21/02; G08B25/10
Attorney, Agent or Firm:
LEE, Cheol Hee (KR)
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