公开(公告)号：US10694287B2

公开(公告)日：2020-06-23

申请号：US16301050

申请日：2017-05-11

Applicant: AMOGREENTECH CO., LTD.

Inventor： Kang-Sik Shin ,  In-Yong Seo ,  Ba-Wool Yoo

IPC: H04R1/44 ,  B32B5/02 ,  G10K11/18 ,  B32B7/12 ,  H04R7/08

Abstract: Disclosed is a waterproof sound-transmitting sheet, which includes a waterproof layer of a nonporous material and a support layer of a porous material, and maintains waterproof performance and sound transmission performance at a water pressure of about 10 atm. The disclosed waterproof sound-transmitting sheet includes a waterproof layer formed of a film shape of a nonporous material, a first adhesive layer having one surface adhered to one surface of the waterproof layer, and a support layer formed of a film shape of a porous material, and having one surface adhered to the other surface of the adhesive layer; and the support layer can be composed of metal mesh or nonwoven fabric.