CN101252793B - 扬声器振膜和包括该扬声器振膜的扬声器 - Google Patents

扬声器振膜和包括该扬声器振膜的扬声器 Download PDF

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Publication number
CN101252793B
CN101252793B CN2008100061692A CN200810006169A CN101252793B CN 101252793 B CN101252793 B CN 101252793B CN 2008100061692 A CN2008100061692 A CN 2008100061692A CN 200810006169 A CN200810006169 A CN 200810006169A CN 101252793 B CN101252793 B CN 101252793B
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CN
China
Prior art keywords
diaphragm
loudspeaker
decker
layer
thickness
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.)
Expired - Fee Related
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CN2008100061692A
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English (en)
Chinese (zh)
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CN101252793A (zh
Inventor
竹部彻
户仓邦彦
瓜生胜
田上隆久
池田绘美子
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Sony Corp
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Sony Corp
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Publication date
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Publication of CN101252793A publication Critical patent/CN101252793A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/029—Diaphragms comprising fibres

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CN2008100061692A 2007-02-21 2008-02-21 扬声器振膜和包括该扬声器振膜的扬声器 Expired - Fee Related CN101252793B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007-041505 2007-02-21
JP2007041505A JP2008205974A (ja) 2007-02-21 2007-02-21 スピーカ用振動板
JP2007041505 2007-02-21

Publications (2)

Publication Number Publication Date
CN101252793A CN101252793A (zh) 2008-08-27
CN101252793B true CN101252793B (zh) 2012-09-05

Family

ID=39646288

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008100061692A Expired - Fee Related 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

Country Status (4)

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

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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

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US4770929A (en) * 1986-09-02 1988-09-13 Toray Industries, Inc. Light-weight composite material
US6155726A (en) * 1996-03-11 2000-12-05 Fuji Photo Film Co., Ltd. Image forming method and system
CN1401202A (zh) * 2000-01-17 2003-03-05 柳川真之 平板型扬声器
CN1592494A (zh) * 2003-09-02 2005-03-09 日本先锋公司 扬声器振动板和使用该振动板的扬声器
JP2005101889A (ja) * 2003-09-25 2005-04-14 Onkyo Corp スピーカー振動板およびその製造方法

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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
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
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
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
EP1429582B1 (en) * 2002-12-09 2013-01-16 Onkyo Corporation Loudspeaker diaphragm and method for manufacturing the same
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770929A (en) * 1986-09-02 1988-09-13 Toray Industries, Inc. Light-weight composite material
US6155726A (en) * 1996-03-11 2000-12-05 Fuji Photo Film Co., Ltd. Image forming method and system
CN1401202A (zh) * 2000-01-17 2003-03-05 柳川真之 平板型扬声器
CN1592494A (zh) * 2003-09-02 2005-03-09 日本先锋公司 扬声器振动板和使用该振动板的扬声器
JP2005101889A (ja) * 2003-09-25 2005-04-14 Onkyo Corp スピーカー振動板およびその製造方法

Also Published As

Publication number Publication date
CN101252793A (zh) 2008-08-27
DE102008010298A1 (de) 2008-08-28
JP2008205974A (ja) 2008-09-04
US20080199028A1 (en) 2008-08-21
US8300875B2 (en) 2012-10-30

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