JP2008205974A5 - - Google Patents

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Publication number
JP2008205974A5
JP2008205974A5 JP2007041505A JP2007041505A JP2008205974A5 JP 2008205974 A5 JP2008205974 A5 JP 2008205974A5 JP 2007041505 A JP2007041505 A JP 2007041505A JP 2007041505 A JP2007041505 A JP 2007041505A JP 2008205974 A5 JP2008205974 A5 JP 2008205974A5
Authority
JP
Japan
Prior art keywords
layer structure
layer
speaker diaphragm
thickness
motomeko
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2007041505A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008205974A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2007041505A priority Critical patent/JP2008205974A/ja
Priority claimed from JP2007041505A external-priority patent/JP2008205974A/ja
Priority to US12/070,610 priority patent/US8300875B2/en
Priority to DE102008010298A priority patent/DE102008010298A1/de
Priority to CN2008100061692A priority patent/CN101252793B/zh
Publication of JP2008205974A publication Critical patent/JP2008205974A/ja
Publication of JP2008205974A5 publication Critical patent/JP2008205974A5/ja
Pending legal-status Critical Current

Links

JP2007041505A 2007-02-21 2007-02-21 スピーカ用振動板 Pending JP2008205974A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007041505A JP2008205974A (ja) 2007-02-21 2007-02-21 スピーカ用振動板
US12/070,610 US8300875B2 (en) 2007-02-21 2008-02-20 Speaker diaphragm and speaker including the same
DE102008010298A DE102008010298A1 (de) 2007-02-21 2008-02-21 Lautsprechermembran und Lautsprecher mit dieser Membran
CN2008100061692A CN101252793B (zh) 2007-02-21 2008-02-21 扬声器振膜和包括该扬声器振膜的扬声器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007041505A JP2008205974A (ja) 2007-02-21 2007-02-21 スピーカ用振動板

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009266481A Division JP2010045863A (ja) 2009-11-24 2009-11-24 スピーカ用振動板およびそれを備えたスピーカ装置

Publications (2)

Publication Number Publication Date
JP2008205974A JP2008205974A (ja) 2008-09-04
JP2008205974A5 true JP2008205974A5 (enExample) 2009-03-26

Family

ID=39646288

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007041505A Pending JP2008205974A (ja) 2007-02-21 2007-02-21 スピーカ用振動板

Country Status (4)

Country Link
US (1) US8300875B2 (enExample)
JP (1) JP2008205974A (enExample)
CN (1) CN101252793B (enExample)
DE (1) DE102008010298A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009011485U1 (de) 2009-08-26 2009-12-24 Beyerdynamic Gmbh & Co. Kg Schallwandler-Magnetsystem
DE102009038593A1 (de) 2009-08-26 2011-03-03 Beyerdynamic Gmbh & Co. Kg Schallwandler-Magnetsystem
CN102118671B (zh) * 2009-12-30 2015-08-12 富准精密工业(深圳)有限公司 音膜
CN101969593A (zh) * 2010-07-07 2011-02-09 瑞声声学科技(深圳)有限公司 振膜
US9332352B2 (en) * 2013-02-25 2016-05-03 Apple Inc. Audio speaker with sandwich-structured composite diaphragm
WO2014135620A1 (en) * 2013-03-08 2014-09-12 Isovolta Ag Multilayer-compound membrane for electroacoustic transducers
EP3593911B1 (en) 2013-10-22 2022-06-08 Resodyn Corporation Air-cooled voice coil actuator
US20150312660A1 (en) * 2014-04-29 2015-10-29 Knowles Ipc (M) Sdn. Bhd. Acoustic membrane with asymmetric layer arrangement
CN203883985U (zh) 2014-05-26 2014-10-15 歌尔声学股份有限公司 扬声器振膜
JP6449332B2 (ja) * 2015-01-09 2019-01-09 パイオニア株式会社 スピーカ装置
GB2538809B (en) * 2015-05-29 2021-08-25 B & W Group Ltd Loudspeaker diaphragm
US10194248B2 (en) * 2016-02-19 2019-01-29 Apple Inc. Speaker with flex circuit acoustic radiator
US20190069092A1 (en) * 2016-02-23 2019-02-28 Innovation Sound Technology Co., Ltd. Speaker diaphragm
EP3240304A1 (en) 2016-04-26 2017-11-01 Isovolta AG Acoustic membrane
CN114143671B (zh) * 2016-09-06 2024-07-02 三菱化学株式会社 电声变换器用振动片边缘材料、电声变换器用振动片、微型扬声器振动片、以及膜
CN107318074B (zh) * 2017-07-28 2023-09-29 歌尔股份有限公司 一种球顶、振动系统以及扬声器
US11297438B2 (en) * 2018-10-19 2022-04-05 Sound Solutions International Co., Ltd. Electrodynamic acoustic transducer having a polygonal membrane with improved compliance
CN111849109B (zh) * 2019-04-24 2022-01-04 歌尔股份有限公司 一种用于微型发声装置的振膜和微型发声装置
CN110948988B (zh) * 2019-11-05 2022-04-01 浙江旗声电子科技股份有限公司 一种扬声器用膜片材料及其制备方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140203A (en) * 1976-05-17 1979-02-20 Matsushita Electric Industrial Co., Ltd. Acoustic diaphragm with polyurethane elastomer coating
JPS5358224A (en) * 1976-11-05 1978-05-26 Matsushita Electric Ind Co Ltd Composite diaphragm for speakers
JPS5794297U (enExample) 1980-11-28 1982-06-10
JPS58188999A (ja) 1982-04-28 1983-11-04 Matsushita Electric Ind Co Ltd スピ−カ用振動板
JPH0354476Y2 (enExample) 1986-06-27 1991-12-02
JPS6360743A (ja) * 1986-09-02 1988-03-16 東レ株式会社 軽量複合材料
JPH0174696U (enExample) 1987-11-05 1989-05-19
US5329072A (en) * 1991-05-23 1994-07-12 Yamaha Corporation Acoustic diaphragm
US5259036A (en) * 1991-07-22 1993-11-02 Shure Brothers, Inc. Diaphragm for dynamic microphones and methods of manufacturing the same
JPH05252588A (ja) 1992-03-04 1993-09-28 Dainichi Kasei Kogyo Kk 音響機器用振動板及びその製造方法
DE69725914T2 (de) * 1996-03-11 2004-11-04 Fuji Photo Film Co., Ltd., Minami-Ashigara Bilderzeugungsverfahren und System
JPH1199363A (ja) 1997-07-29 1999-04-13 Pi Gijutsu Kenkyusho:Kk 複合フィルム
JP2000202970A (ja) 1999-01-13 2000-07-25 Pi Gijutsu Kenkyusho:Kk ポリイミド被覆フィルム
JP3720242B2 (ja) * 2000-01-17 2005-11-24 桂子 武藤 プレーナ型ラウドスピーカー
JP2002374593A (ja) 2001-06-18 2002-12-26 Pioneer Electronic Corp スピーカ振動板
JP4274842B2 (ja) 2002-04-18 2009-06-10 日東電工株式会社 Ｖａモードの液晶表示装置用の光学補償機能付き偏光板、及びそれを用いたｖａモードの液晶表示装置
JP3915600B2 (ja) 2002-05-29 2007-05-16 オンキヨー株式会社 スピーカー振動板
JP3873960B2 (ja) * 2003-09-25 2007-01-31 オンキヨー株式会社 スピーカー振動板およびその製造方法
EP1429582B1 (en) * 2002-12-09 2013-01-16 Onkyo Corporation Loudspeaker diaphragm and method for manufacturing the same
JP2005080098A (ja) * 2003-09-02 2005-03-24 Pioneer Electronic Corp スピーカ用の振動板及びそれを備えたスピーカ
JP2006203728A (ja) * 2005-01-24 2006-08-03 Matsushita Electric Ind Co Ltd スピーカ用ダンパーおよびその製造方法とこれを用いたスピーカおよび電子機器、装置
JP2006295245A (ja) * 2005-04-05 2006-10-26 Sony Corp 音響振動板
JP2007041505A (ja) 2005-04-22 2007-02-15 Konica Minolta Business Technologies Inc 画像形成システム及び後処理装置

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