Title:
MASK DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/014894
Kind Code:
A1
Abstract:
A mask device according to the present invention comprises: a mask body having a microphone; a mask body cover which is coupled to the front surface of the mask body and which has a front opening for allowing sound to be outputted frontward; a sealing part which is coupled to the rear surface of the mask body and which forms a breathing space; and a first speaker which is fixed to either the mask body or the mask body cover and which outputs sound inputted into the microphone, wherein a first resonance space, formed between the mask body and the mask body cover, has the first speaker accommodated therein and amplifies the sound outputted from the first speaker, so as to output same through the front opening.
More Like This:
| JP2012161475 | MASK |
| JP3030771 | DISPOSABLE DUST MASK AND PRODUCTION THEREOF |
Inventors:
KIM MINSOO (KR)
CHOI HYENGCHEUL (KR)
PARK JINMOO (KR)
LEE SEONGHUN (KR)
KWON JUNCHAN (KR)
KWON TAEWOOK (KR)
CHOI HYENGCHEUL (KR)
PARK JINMOO (KR)
LEE SEONGHUN (KR)
KWON JUNCHAN (KR)
KWON TAEWOOK (KR)
Application Number:
PCT/KR2021/008028
Publication Date:
January 20, 2022
Filing Date:
June 25, 2021
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
A62B18/08; A62B18/00; A62B18/02; F04D27/00; G10K11/178; H04R1/08; H04R1/28; H04R3/12
Foreign References:
| KR102030473B1 | 2019-10-10 | |||
| US3180333A | 1965-04-27 | |||
| KR200491005Y1 | 2020-02-05 | |||
| KR101279046B1 | 2013-07-02 | |||
| KR20110106729A | 2011-09-29 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
Download PDF: