Breathable mask for transmitting sound
The invention relates to a breathable mask capable of transmitting sound. A body of the breathable mask comprises an breathable structure with a plurality of small breathable holes and a sound transmission structure without small breathable holes. The preparation method of the sound transmission str...
Saved in:
Main Authors | , , , , |
---|---|
Format | Patent |
Language | Chinese English |
Published |
12.06.2020
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Summary: | The invention relates to a breathable mask capable of transmitting sound. A body of the breathable mask comprises an breathable structure with a plurality of small breathable holes and a sound transmission structure without small breathable holes. The preparation method of the sound transmission structure comprises the following steps that a sound transmission area is selected for the breathable mask, sealing, pressing and hot melting are conducted in the inner direction and the outer direction of the mask, and a plurality of small breathable holes in the sound transmission area are thermallyfused into a non-porous structure through the sealing, pressing and hot melting; the breathable mask can further comprise a folded ring, and the folded ring is of a ring-shaped non-porous structure outside the sound transmission structure and has the effect of amplifying sound.
本发明涉及一种传递声音的透气口罩,该透气口罩的本体包含具有多个透气小孔的透气结构、以及不具有透气小孔的传音结构,所述传音结构的制备方式如下:将该透气口罩选定一传音区域,在口罩内外方向进行封压热熔,经由该封压热熔使该传音区域的多个透气小孔经热融合为无孔结构;该透气口罩可以进一步包含折环,其中所 |
---|---|
Bibliography: | Application Number: CN202010125675 |