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 configured to be mounted in an applied device, 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 waterproof layer is configured to be located toward an acoustic hole formed on a case of the applied device,
- wherein the support layer is a selected one of metal mesh and nonwoven fabric, and is configured to be located toward a microphone or a speaker module located in the applied device,
- wherein a hole is formed through the first adhesive layer, and the waterproof layer and the support layer are spaced apart from each other through the hole of the first adhesive layer,
- wherein the support layer has a same shape and a same area as the waterproof layer so as to be arranged over the waterproof layer in an entire area corresponding to the hole, and
- wherein a stretch of the waterproof layer is maintained within a spacing interval formed by the hole of the first adhesive layer between the waterproof layer and the support layer.
Dependencies are inferred from the claim text.