KR102569879B1 - 방수 통음막, 방수 통음 부재 및 전자 기기 - Google Patents
방수 통음막, 방수 통음 부재 및 전자 기기 Download PDFInfo
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- H04M1/02—Constructional features of telephone sets
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- H—ELECTRICITY
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- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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- B32B2307/72—Density
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/7265—Non-permeable
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Abstract
Description
도 2는 본 실시 형태의 방수 통음 부재 또는 방수 통음막이 설치된 하우징을 갖는 스마트폰의 정면도이다.
도 3은 통음막의 음향 특성의 측정 수순을 도시하는 공정도이다.
도 4는 음향 특성의 측정에 있어서의 통음막의 배치를 설명하는 단면도이다.
도 5는 샘플 2의 통음막의 표면의 주사형 전자 현미경(SEM)상(배율 20000배)이다.
도 6은 샘플 3의 통음막의 이면의 SEM상(배율 20000배)이다.
도 7a는 샘플 3의 통음막의 투과 X선 회절상이다.
도 7b는 샘플 3의 통음막의 회절상의 원주 방향 강도 프로파일이다.
도 8a는 샘플 8의 통음막의 투과 X선 회절상이다.
도 8b는 샘플 8의 통음막의 회절상의 원주 방향 강도 프로파일이다.
Claims (9)
- 소리의 통과를 허용하면서 물의 침입을 방지하는 방수 통음막이며,
상기 방수 통음막의 통기도가 걸리수로 표시하여 20초/100mL 이상이고,
상기 방수 통음막의 내수압이 500㎪ 이상이고,
MD 방향에 관한 상기 방수 통음막의 인장 파단 강도를 T1, 상기 MD 방향에 직교하는 TD 방향에 관한 상기 방수 통음막의 인장 파단 강도를 T2라고 정의했을 때, 강도비 (T1/T2)가 0.5 내지 2.0의 범위에 있는, 방수 통음막. - 제1항에 있어서, 상기 방수 통음막이 폴리테트라플루오로에틸렌으로 형성되어 있는, 방수 통음막.
- 제2항에 있어서, 상기 방수 통음막은 상기 MD 방향 및 상기 TD 방향의 양 방향으로 배향한 구조를 갖는, 방수 통음막.
- 제1항에 있어서, 상기 방수 통음막의 상기 통기도가 상기 걸리수로 표시하여 1만초/100mL 이상인, 방수 통음막.
- 제1항에 있어서, 상기 방수 통음막의 상기 통기도가 상기 걸리수로 표시하여 20 내지 300초/100mL인, 방수 통음막.
- 제1항에 있어서, 직경 1.5㎜인 원형의 통음 영역을 갖는 상기 방수 통음막에 대하여 측정된 1㎑에서의 삽입 손실이 13㏈ 이하인, 방수 통음막.
- 제1항에 있어서, 상기 방수 통음막이 1 내지 30g/㎡의 범위의 면 밀도를 갖는, 방수 통음막.
- 제1항에 기재된 방수 통음막과,
상기 방수 통음막의 표면 상에 배치된 접착층
을 구비한, 방수 통음 부재. - 전기 신호와 음성의 변환을 행하는 음성 변환부와,
상기 음성 변환부를 수용하고 있고, 상기 음성 변환부와 외부 사이에 위치하는 개구를 갖는 하우징과,
상기 개구를 막도록 상기 하우징에 설치된, 제1항 내지 제7항 중 어느 한 항에 기재된 방수 통음막 또는 제8항에 기재된 방수 통음 부재
를 구비한, 전자 기기.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2015-229047 | 2015-11-24 | ||
| JP2015229047 | 2015-11-24 | ||
| PCT/JP2016/004939 WO2017090246A1 (ja) | 2015-11-24 | 2016-11-21 | 防水通音膜、防水通音部材及び電子機器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20180084757A KR20180084757A (ko) | 2018-07-25 |
| KR102569879B1 true KR102569879B1 (ko) | 2023-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020187011928A Active KR102569879B1 (ko) | 2015-11-24 | 2016-11-21 | 방수 통음막, 방수 통음 부재 및 전자 기기 |
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| Country | Link |
|---|---|
| US (1) | US10028043B2 (ko) |
| EP (1) | EP3337180B1 (ko) |
| JP (3) | JP6158412B2 (ko) |
| KR (1) | KR102569879B1 (ko) |
| CN (3) | CN109151625A (ko) |
| TW (1) | TWI758264B (ko) |
| WO (1) | WO2017090246A1 (ko) |
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| WO2015029302A1 (ja) * | 2013-08-30 | 2015-03-05 | 日東電工株式会社 | 防水通音膜と、それを備える防水通音部材、電子機器、電子機器用ケースおよび防水通音構造 |
| KR102287689B1 (ko) * | 2013-11-18 | 2021-08-06 | 닛토덴코 가부시키가이샤 | 방수 통음막 및 그것을 사용한 방수 통음 구조 |
| US9906849B2 (en) * | 2014-01-13 | 2018-02-27 | Seiren Co., Ltd. | Sound-transmitting waterproof film and method for producing same |
| JP6324109B2 (ja) * | 2014-02-26 | 2018-05-16 | 日東電工株式会社 | 防水通音膜の製造方法、防水通音膜及び電子機器 |
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| JP2015205979A (ja) * | 2014-04-18 | 2015-11-19 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜の製造方法 |
| US20160376144A1 (en) * | 2014-07-07 | 2016-12-29 | W. L. Gore & Associates, Inc. | Apparatus and Method For Protecting a Micro-Electro-Mechanical System |
| US10110981B2 (en) * | 2015-06-30 | 2018-10-23 | W. L. Gore & Associates, Inc. | Vibro acoustic cover using expanded PTFE composite |
| JP6656110B2 (ja) * | 2016-07-27 | 2020-03-04 | 日本ゴア株式会社 | 防水通音カバー、防水通音カバー部材および音響装置 |
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2016
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- 2016-11-21 KR KR1020187011928A patent/KR102569879B1/ko active Active
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2017
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| JP2015111820A (ja) * | 2013-11-07 | 2015-06-18 | 日東電工株式会社 | 防水通音膜および電子機器 |
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|---|---|
| CN108141652A (zh) | 2018-06-08 |
| TW201731933A (zh) | 2017-09-16 |
| CN114979850A (zh) | 2022-08-30 |
| JP6178034B1 (ja) | 2017-08-09 |
| WO2017090246A1 (ja) | 2017-06-01 |
| JP6700221B2 (ja) | 2020-05-27 |
| TWI758264B (zh) | 2022-03-21 |
| JP6158412B2 (ja) | 2017-07-05 |
| JP2017184269A (ja) | 2017-10-05 |
| US20170325011A1 (en) | 2017-11-09 |
| US10028043B2 (en) | 2018-07-17 |
| KR20180084757A (ko) | 2018-07-25 |
| CN109151625A (zh) | 2019-01-04 |
| EP3337180A4 (en) | 2019-03-13 |
| JP2017184270A (ja) | 2017-10-05 |
| EP3337180A1 (en) | 2018-06-20 |
| JP2017103764A (ja) | 2017-06-08 |
| EP3337180B1 (en) | 2021-06-30 |
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