Waterproof sound-transmitting sheet
AssigneeAmogreentech Co., Ltd.
InventorsKang-Sik SHIN, In-Yong SEO, Ba-Wool YOO
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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.
Claims12
A waterproof sound-transmitting sheet, comprising:
- a waterproof layer formed in a film shape;
- a first adhesive layer located on the lower portion of the waterproof layer;
- and
- a support layer composed of a porous material and located on the lower portion of the first adhesive layer,
- wherein the support layer is a selected one of metal mesh and nonwoven fabric.
Dependencies are inferred from the claim text.