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Title:
WATERPROOF SOUND-TRANSMITTING SHEET
Document Type and Number:
WIPO Patent Application WO/2018/008910
Kind Code:
A1
Abstract:
Disclosed is a waterproof sound-transmitting sheet in which an adhesive layer made from a material provided with fine pores is interposed between a waterproof sound-transmitting sheet and a support sheet, so as to allow smooth flowing of air between the waterproof sound-transmitting sheet and the support sheet. The water proof sound-transmitting sheet that is disclosed comprises: the waterproof sound-transmitting sheet made from a film having elasticity; the adhesive layer of which one surface is adhered to one surface of the waterproof sound-transmitting sheet; and the support layer of which one surface is adhered to the other surface of the adhesive layer, wherein the adhesive layer comprises a porous base material and an adhesive on both surfaces of the base material.

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WO/2024/080744ELECTRONIC DEVICE COMPRISING SPEAKER HAVING OPENABLE/CLOSABLE CASE
Inventors:
SEO IN-YONG (KR)
Application Number:
PCT/KR2017/006992
Publication Date:
January 11, 2018
Filing Date:
June 30, 2017
Export Citation:
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Assignee:
AMOGREENTECH CO LTD (KR)
International Classes:
H04R1/02; B32B5/02; B32B7/12; H04M1/03; H04M1/18; H04R1/08; H04R1/44
Foreign References:
JP2012253481A2012-12-20
KR101460303B12014-11-14
KR101213140B12012-12-18
KR101436100B12014-09-01
US20150259900A12015-09-17
Attorney, Agent or Firm:
HONESTY & JR PARTNERS INTELLECTUAL PROPERTY LAW GROUP (KR)
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