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1. (WO2016052992) MULTIFUNCTIONAL MASK

Pub. No.:    WO/2016/052992    International Application No.:    PCT/KR2015/010310
Publication Date: Fri Apr 08 01:59:59 CEST 2016 International Filing Date: Thu Oct 01 01:59:59 CEST 2015
IPC: A62B 18/02
A62B 18/10
A62B 23/00
Applicants: WANG, Jong Mun
왕종문
Inventors: WANG, Jong Mun
왕종문
Title: MULTIFUNCTIONAL MASK
Abstract:
The present invention relates to a multifunctional mask. The multifunctional mask (100) according to the present invention comprises: an upper mask (110), which is provided with a protective lens (113) for covering the eyes of a wearer and securing the wearer's visual field and has inlet holes (115) formed in one side thereof; and a lower mask (120), which is detachably coupled to the upper mask (110), covers the wearer's nose or mouth, and has a first check valve (123) communicating with the upper mask (110) and a second check valve (125) communicating with the outside, wherein: the first check valve (123) allows the passage of gases only in the direction from the upper mask (110) to the lower mask (120); the second check valve (125) allows the passage of gases only in the direction from the lower mask (120) to the outside; the gases, which have flowed into the upper mask (110) via the inlet holes (115), are transferred to the lower mask (120) via the first check valve (123) and then inhaled through the wearer's nose or mouth; and the gases exhaled through the wearer's nose or mouth are discharged to the outside via the second check valve (125).