WO2009048062A1 - 防水通音膜を用いた通音部材およびその製造方法 - Google Patents

防水通音膜を用いた通音部材およびその製造方法 Download PDF

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Publication number
WO2009048062A1
WO2009048062A1 PCT/JP2008/068240 JP2008068240W WO2009048062A1 WO 2009048062 A1 WO2009048062 A1 WO 2009048062A1 JP 2008068240 W JP2008068240 W JP 2008068240W WO 2009048062 A1 WO2009048062 A1 WO 2009048062A1
Authority
WO
WIPO (PCT)
Prior art keywords
sound passing
membrane
manufacturing
same
waterproof sound
Prior art date
Application number
PCT/JP2008/068240
Other languages
English (en)
French (fr)
Inventor
Akira Sanami
Eiji Matsuda
Fuyuki Eriguchi
Original Assignee
Nitto Denko Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nitto Denko Corporation filed Critical Nitto Denko Corporation
Priority to US12/681,444 priority Critical patent/US20100247857A1/en
Priority to EP08836909.5A priority patent/EP2219387B1/en
Priority to CN2008801102005A priority patent/CN101816187B/zh
Priority to KR1020107010069A priority patent/KR101529353B1/ko
Publication of WO2009048062A1 publication Critical patent/WO2009048062A1/ja

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • 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
    • H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322—Composite web or sheet
    • Y10T428/24331—Composite web or sheet including nonapertured component

Abstract

　通音部材１８は、音の通過を許容し、液体の通過を遮断する防水通音膜１と、音を通過させるための開口部８ｐを有し、その開口部８ｐが防水通音膜１によって塞がれている本体部８とを備えている。防水通音膜１は、たるんだ状態で本体部８に固定されている。防水通音膜１には、ポリテトラフルオロエチレン多孔質膜や超高分子量ポリエチレン多孔質膜を好適に使用できる。
PCT/JP2008/068240 2007-10-09 2008-10-07 防水通音膜を用いた通音部材およびその製造方法 WO2009048062A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US12/681,444 US20100247857A1 (en) 2007-10-09 2008-10-07 Sound-permeable member equipped with waterproof sound-permeable membrane, and method of manufacturing the same
EP08836909.5A EP2219387B1 (en) 2007-10-09 2008-10-07 Sound passing member utilizing waterproof sound passing membrane and process for manufacturing the same
CN2008801102005A CN101816187B (zh) 2007-10-09 2008-10-07 使用防水透声膜的透声部件及其制造方法
KR1020107010069A KR101529353B1 (ko) 2007-10-09 2008-10-07 방수 통음막을 사용한 통음 부재 및 그의 제조 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007263158 2007-10-09
JP2007-263158 2007-10-09

Publications (1)

Publication Number Publication Date
WO2009048062A1 true WO2009048062A1 (ja) 2009-04-16

Family

ID=40549206

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/068240 WO2009048062A1 (ja) 2007-10-09 2008-10-07 防水通音膜を用いた通音部材およびその製造方法

Country Status (7)

Country Link
US (1) US20100247857A1 (ja)
EP (1) EP2219387B1 (ja)
JP (3) JP2009111993A (ja)
KR (1) KR101529353B1 (ja)
CN (1) CN101816187B (ja)
TW (1) TW200926862A (ja)
WO (1) WO2009048062A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120060836A (ko) * 2009-09-04 2012-06-12 닛토덴코 가부시키가이샤 마이크로폰용 통음막과 그것을 구비하는 마이크로폰용 통음막 부재, 마이크로폰 및 마이크로폰을 구비하는 전자 기기
JP2015511897A (ja) * 2012-12-11 2015-04-23 アモグリーンテック カンパニー リミテッド 防水通音シートおよびその製造方法
CN112929798A (zh) * 2021-01-29 2021-06-08 杭州安普鲁薄膜科技有限公司 一种防水透声膜组件及其装有防水透声膜组件的mems
CN114193871A (zh) * 2020-09-02 2022-03-18 杭州安普鲁薄膜科技有限公司 一种防水透气膜组件

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5286006B2 (ja) * 2008-09-17 2013-09-11 日本ゴア株式会社 防水通音フード
JP5283569B2 (ja) * 2009-06-02 2013-09-04 富士通株式会社 通話装置における受話口の構造、携帯電話機、およびその防水性能試験方法並びに装置
JP4874383B2 (ja) * 2009-12-01 2012-02-15 日本ゴア株式会社 通気フィルター、該通気フィルターの固定方法、および電気装置の製造方法。
IT1399905B1 (it) * 2010-04-21 2013-05-09 Saati Spa Struttura tessile laminare, particolarmente idonea per componenti acustici.
CN102985153B (zh) 2010-06-16 2015-02-11 日东电工株式会社 防水透气过滤器及其用途
KR101967934B1 (ko) 2010-06-16 2019-04-10 닛토덴코 가부시키가이샤 방수 통기 필터 및 그의 용도
JP2012160897A (ja) * 2011-01-31 2012-08-23 Sanyo Electric Co Ltd 電子機器の防水構造
US9171535B2 (en) 2011-03-03 2015-10-27 Nitto Denko Corporation Waterproof sound-transmitting membrane and electrical product
CN102248715B (zh) * 2011-05-10 2013-10-02 常州市泛亚微透科技有限公司 用于防水防尘透声的膨体聚四氟乙烯的微孔薄膜复合无纺布的改性材料膜及其制备方法
WO2012159433A1 (zh) * 2011-05-23 2012-11-29 创扬通信技术（深圳）有限公司 防水电子装置及防水移动通信终端
JP5687565B2 (ja) 2011-06-01 2015-03-18 日東電工株式会社 防水通音部材およびその製造方法、ならびに防水通音部材担持体
US9560430B2 (en) * 2012-02-28 2017-01-31 JVC Kenwood Corporation Waterproof structure and electronic equipment including the same
CN104350762B (zh) * 2012-05-31 2018-09-11 日东电工株式会社 声学部件用保护构件和防水外壳
US9038773B2 (en) 2012-08-20 2015-05-26 W. L. Gore & Associates, Inc. Acoustic cover assembly
JP5856102B2 (ja) * 2012-11-21 2016-02-09 日東電工株式会社 通音構造、通音膜、及び防水ケース
EP2789460A4 (en) * 2012-12-11 2016-05-18 Amogreentech Co Ltd WATERPROOF SOUND TRANSFER FILM AND METHOD OF MANUFACTURING THEREOF
EP2808166B1 (en) 2012-12-11 2016-07-20 Amogreentech Co., Ltd. Waterproof sound transmitting sheet, and method for producing same
TW201425884A (zh) * 2012-12-21 2014-07-01 Hon Hai Prec Ind Co Ltd 發聲裝置聲波大小的檢測裝置
CN103900679B (zh) * 2012-12-26 2018-07-20 东莞市晶苑电子有限公司 发声装置声波大小的检测装置
CN103065617A (zh) * 2012-12-30 2013-04-24 哈尔滨固泰电子有限责任公司 采用超声波焊接工艺的车用无触点电子喇叭
JP6118131B2 (ja) * 2013-02-25 2017-04-19 日東電工株式会社 防水通音膜、通音部材、及び電気機器
JP2014184418A (ja) * 2013-03-25 2014-10-02 Nitto Denko Corp 防水通気構造、防水通気部材及び防水通気膜
JP6069078B2 (ja) * 2013-04-15 2017-01-25 日東電工株式会社 防水通音膜およびその製造方法、ならびに防水通音部材
TWM463378U (zh) * 2013-05-23 2013-10-11 Chi Mei Comm Systems Inc 殼體組件及應用該殼體組件的便攜式電子裝置
EP2914015B1 (en) * 2013-08-30 2019-07-17 Nitto Denko Corporation Waterproof sound-transmitting film, waterproof sound-transmitting member provided with same, electronic equipment, electronic equipment case, and waterproof sound-transmitting structure
JP6687516B2 (ja) * 2013-10-15 2020-04-22 ドナルドソン カンパニー，インコーポレイティド 音響ベント用の微孔質膜積層体
WO2015068403A1 (ja) * 2013-11-11 2015-05-14 パナソニックＩｐマネジメント株式会社 スマートエントリーシステム
EP3073756B1 (en) * 2013-11-18 2020-04-22 Nitto Denko Corporation Waterproof sound-transmitting film and waterproof sound-transmitting structure using same
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
CN104113801A (zh) * 2014-06-20 2014-10-22 宁波兴隆电子有限公司 一种防水式传声器
US9584886B2 (en) 2014-07-16 2017-02-28 Htc Corporation Micro-speaker
JP2016158222A (ja) * 2015-02-26 2016-09-01 日東電工株式会社 防水通音構造と、それを備える電子機器および電子機器用ケース
WO2016136234A1 (ja) * 2015-02-27 2016-09-01 日東電工株式会社 音響抵抗体と、それを備える音響抵抗体部材および音響機器
US9716934B2 (en) * 2015-04-24 2017-07-25 Apple Inc. Liquid ingress-redirecting acoustic device reservoir
US9510097B1 (en) * 2015-06-03 2016-11-29 Chicony Electronics Co., Ltd. Electronic device and waterproof sheet thereof
US9693134B2 (en) * 2015-07-20 2017-06-27 Nitto Denko Corporation Waterproof sound-transmitting member
JP6557875B2 (ja) * 2015-09-09 2019-08-14 株式会社オーディオテクニカ マイクロホン、マイクロホンの筐体
CN109151625A (zh) * 2015-11-24 2019-01-04 日东电工株式会社 防水透声膜、防水透声构件以及电子设备
KR101886166B1 (ko) 2016-07-07 2018-09-10 주식회사 아모그린텍 방수 통음 시트
KR101896366B1 (ko) * 2016-07-08 2018-09-10 주식회사 아모그린텍 방수 통음 시트
JP6875506B2 (ja) * 2016-09-14 2021-05-26 ダブリュ．エル．ゴア アンド アソシエーツ，ゲゼルシャフト ミット ベシュレンクテル ハフツングＷ．Ｌ． Ｇｏｒｅ ＆ Ａｓｓｏｃｉａｔｅｓ， Ｇｅｓｅｌｌｓｃｈａｆｔ Ｍｉｔ Ｂｅｓｃｈｒａｎｋｔｅｒ Ｈａｆｔｕｎｇ 音響デバイスを保護するためのアセンブリ
US20180213340A1 (en) * 2017-01-26 2018-07-26 W. L. Gore & Associates, Inc. High throughput acoustic vent structure test apparatus
KR102036752B1 (ko) * 2017-02-08 2019-10-25 주식회사 엘지화학 방수 통음 구조 및 전자 기기
JP6838990B2 (ja) * 2017-02-17 2021-03-03 ホシデン株式会社 マイクロホンユニット
JP6522039B2 (ja) * 2017-04-27 2019-05-29 日本ゴア株式会社 保護フィルム付膜片、保護フィルム付膜片の保護フィルム除去方法および電気装置の製造方法
US11388525B2 (en) * 2017-05-31 2022-07-12 Weifang Goertek Microelectronics Co., Ltd. MEMS microphone and a manufacturing method thereof
CN107182020B (zh) * 2017-06-29 2020-07-03 深圳市一禾音视频科技有限公司 平板音响安装方法
CN107547974B (zh) * 2017-07-04 2019-10-22 瑞声科技(新加坡)有限公司 扬声器箱
CN107318059A (zh) * 2017-08-02 2017-11-03 苏州孝义家精密金属有限公司 一种超薄防水透声复合模组
CN107241664A (zh) * 2017-08-09 2017-10-10 深圳北鱼信息科技有限公司 一种麦克风组件
JP7253611B2 (ja) * 2017-09-19 2023-04-06 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 硬化性サポート層を含む音響保護カバー
CN110359182B (zh) * 2018-04-09 2021-09-28 杭州科百特过滤器材有限公司 一种聚四氟乙烯纺丝纤维防水透声膜及其制备方法
US11467025B2 (en) * 2018-08-17 2022-10-11 Invensense, Inc. Techniques for alternate pressure equalization of a sensor
CN109698991A (zh) * 2018-12-25 2019-04-30 西安易朴通讯技术有限公司 防水透声组件及含其的电子设备
JP7197378B2 (ja) * 2019-01-23 2022-12-27 アズビル株式会社 カードリーダ
JPWO2020196211A1 (ja) * 2019-03-26 2020-10-01
CN110343371A (zh) * 2019-07-11 2019-10-18 惠州市国宏科技有限公司 一种网状pet防水传声片材及其制备方法和应用
US10741160B1 (en) 2019-09-25 2020-08-11 W. L. Gore & Associates, Inc. Acoustically resistive supported membrane assemblies
US11417311B2 (en) 2020-08-03 2022-08-16 W. L. Gore & Associates, Inc. Acoustically resistive supported membrane assemblies including at least one support structure
CN112929797B (zh) * 2021-01-29 2024-02-23 杭州安普鲁薄膜科技有限公司 一种防水透声膜组件及其装有防水透声膜组件的mems
CN114025282B (zh) * 2021-11-03 2024-01-30 北京道大丰长科技有限公司 一种多方位拾音器阵列装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0879865A (ja) * 1994-09-05 1996-03-22 Toshiba Corp 防水膜
JP2815618B2 (ja) 1989-07-08 1998-10-27 日東電工株式会社 防水通音材
JP2002502561A (ja) * 1996-05-31 2002-01-22 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 音響伝達特性を有する保護カバー組立品
JP2004083811A (ja) 2002-08-28 2004-03-18 Nitto Denko Corp 防水通音膜

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5033093A (en) * 1990-01-17 1991-07-16 Peavey Electronics Corporation Compact microphone and method of manufacture
JPH0724240Y2 (ja) * 1990-01-24 1995-06-05 積水化成品工業株式会社 合成樹脂ボードの切断装置
JP2544289Y2 (ja) * 1992-10-01 1997-08-13 コマツ電子金属株式会社 研磨布心だし切断装置
JP3418798B2 (ja) * 1993-11-01 2003-06-23 富士通株式会社 移動通信用端末機
JP2826803B2 (ja) * 1994-12-26 1998-11-18 株式会社イガラシ 防水音響器体の構造
JP2917864B2 (ja) * 1995-06-20 1999-07-12 三菱電機株式会社 携帯型電話装置
DE19838391A1 (de) * 1998-08-24 2000-03-02 Siemens Audiologische Technik Telefon, insbesondere Mobiltelefon
JP3955686B2 (ja) * 1998-08-31 2007-08-08 株式会社オーディオテクニカ 防水型マイクロホン
US6512834B1 (en) * 1999-07-07 2003-01-28 Gore Enterprise Holdings, Inc. Acoustic protective cover assembly
JP2003244783A (ja) * 2002-02-13 2003-08-29 Seiko Instruments Inc 防水型電気音響変換器及びこれを備えた携帯型電子機器
JP3812892B2 (ja) * 2002-02-25 2006-08-23 日東電工株式会社 通気性通音膜
JP2004180073A (ja) * 2002-11-28 2004-06-24 Sanyo Electric Co Ltd 携帯型電子機器のスピーカ取り付け構造
JP4392550B2 (ja) * 2003-02-28 2010-01-06 小林製薬株式会社 排水口用フィルタの製造方法及び製造装置
JP4271668B2 (ja) * 2005-03-18 2009-06-03 株式会社カシオ日立モバイルコミュニケーションズ 電気音響変換器の取付構造
CN2882173Y (zh) * 2005-10-13 2007-03-21 朱志江 一种水簇音响设备
CN200941677Y (zh) * 2006-05-12 2007-08-29 杨忠广 一种微型防水车载扬声器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2815618B2 (ja) 1989-07-08 1998-10-27 日東電工株式会社 防水通音材
JPH0879865A (ja) * 1994-09-05 1996-03-22 Toshiba Corp 防水膜
JP2002502561A (ja) * 1996-05-31 2002-01-22 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 音響伝達特性を有する保護カバー組立品
JP2004083811A (ja) 2002-08-28 2004-03-18 Nitto Denko Corp 防水通音膜

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2219387A4 *

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120060836A (ko) * 2009-09-04 2012-06-12 닛토덴코 가부시키가이샤 마이크로폰용 통음막과 그것을 구비하는 마이크로폰용 통음막 부재, 마이크로폰 및 마이크로폰을 구비하는 전자 기기
EP2475186A1 (en) * 2009-09-04 2012-07-11 Nitto Denko Corporation Sound-transmitting film for microphone, sound-transmitting film member for microphone provided with the film, microphone, and electronic device provided with microphone
EP2475186A4 (en) * 2009-09-04 2014-11-05 Nitto Denko Corp SOUND-TRANSMITTING FILM FOR A MICROPHONE, SOUND-TRANSMITTING FILM ELEMENT FOR A FILM-MICROPHONE AND ELECTRONIC EQUIPMENT EQUIPPED WITH THE MICROPHONE
CN105307064A (zh) * 2009-09-04 2016-02-03 日东电工株式会社 话筒用透声膜以及具备其的话筒用透声膜部件、话筒及具备话筒的电子设备
KR101721278B1 (ko) 2009-09-04 2017-03-29 닛토덴코 가부시키가이샤 마이크로폰용 통음막과 그것을 구비하는 마이크로폰용 통음막 부재, 마이크로폰 및 마이크로폰을 구비하는 전자 기기
CN106954106A (zh) * 2009-09-04 2017-07-14 日东电工株式会社 话筒用透声膜以及具备其的话筒用透声膜部件、话筒及具备话筒的电子设备
JP2015511897A (ja) * 2012-12-11 2015-04-23 アモグリーンテック カンパニー リミテッド 防水通音シートおよびその製造方法
CN114193871A (zh) * 2020-09-02 2022-03-18 杭州安普鲁薄膜科技有限公司 一种防水透气膜组件
CN114193871B (zh) * 2020-09-02 2024-04-16 杭州安普鲁薄膜科技有限公司 一种防水透气膜组件
CN112929798A (zh) * 2021-01-29 2021-06-08 杭州安普鲁薄膜科技有限公司 一种防水透声膜组件及其装有防水透声膜组件的mems
CN112929798B (zh) * 2021-01-29 2022-11-01 杭州安普鲁薄膜科技有限公司 一种防水透声膜组件及其装有防水透声膜组件的mems

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TW200926862A (en) 2009-06-16
JP2009111993A (ja) 2009-05-21
KR101529353B1 (ko) 2015-06-16
CN101816187B (zh) 2013-09-11
EP2219387A1 (en) 2010-08-18
JP2015122766A (ja) 2015-07-02
JP5947926B2 (ja) 2016-07-06
CN101816187A (zh) 2010-08-25
EP2219387B1 (en) 2014-05-07
EP2219387A4 (en) 2012-06-06
JP5739390B2 (ja) 2015-06-24
US20100247857A1 (en) 2010-09-30
KR20100082006A (ko) 2010-07-15

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