DE69111297D1 - Verfahren zur Herstellung einer akustichen Membran. - Google Patents

Verfahren zur Herstellung einer akustichen Membran.

Info

Publication number
DE69111297D1
DE69111297D1 DE69111297T DE69111297T DE69111297D1 DE 69111297 D1 DE69111297 D1 DE 69111297D1 DE 69111297 T DE69111297 T DE 69111297T DE 69111297 T DE69111297 T DE 69111297T DE 69111297 D1 DE69111297 D1 DE 69111297D1
Authority
DE
Germany
Prior art keywords
production
acoustic membrane
acoustic
membrane
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
Application number
DE69111297T
Other languages
English (en)
Other versions
DE69111297T2 (de
Inventor
Masaru Uryu
Noboru Kurihara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ajinomoto Co Inc
Sony Corp
Original Assignee
Ajinomoto Co Inc
Sony Corp
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 Ajinomoto Co Inc, Sony Corp filed Critical Ajinomoto Co Inc
Publication of DE69111297D1 publication Critical patent/DE69111297D1/de
Application granted granted Critical
Publication of DE69111297T2 publication Critical patent/DE69111297T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • 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
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
    • H04R2231/001—Moulding aspects of diaphragm or surround
    • 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
    • H04R2307/021—Diaphragms comprising cellulose-like materials, e.g. wood, paper, linen
    • 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
    • H04R2307/025—Diaphragms comprising polymeric materials
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE69111297T 1990-05-18 1991-05-07 Verfahren zur Herstellung einer akustichen Membran. Expired - Fee Related DE69111297T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2126819A JP2953743B2 (ja) 1990-05-18 1990-05-18 音響振動板及びその製造方法

Publications (2)

Publication Number Publication Date
DE69111297D1 true DE69111297D1 (de) 1995-08-24
DE69111297T2 DE69111297T2 (de) 1996-01-11

Family

ID=14944735

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69111297T Expired - Fee Related DE69111297T2 (de) 1990-05-18 1991-05-07 Verfahren zur Herstellung einer akustichen Membran.

Country Status (4)

Country Link
EP (1) EP0457474B1 (de)
JP (1) JP2953743B2 (de)
KR (1) KR100230673B1 (de)
DE (1) DE69111297T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2719261B2 (ja) * 1992-01-31 1998-02-25 シャープ株式会社 スピーカ振動板
DE69428384T2 (de) * 1993-01-29 2002-06-13 Sony Corp Lautsprecher
DE69431177T2 (de) * 1993-09-22 2003-05-08 Sony Corp Hornlautsprecher-System
TW354866B (en) * 1994-03-31 1999-03-21 Matsushita Electric Ind Co Ltd Loudspeaker and a method for producing the same
JP2005096844A (ja) * 2003-08-27 2005-04-14 Showa Marutsutsu Co Ltd 成形体
JP2007088879A (ja) * 2005-09-22 2007-04-05 Pioneer Electronic Corp スピーカ用振動板
JP4742941B2 (ja) * 2006-03-29 2011-08-10 パナソニック株式会社 スピーカ用抄紙部品の生産設備およびこの生産設備により製造されたスピーカ用抄紙部品、スピーカ
JP2007235521A (ja) * 2006-03-01 2007-09-13 Matsushita Electric Ind Co Ltd スピーカ用抄紙振動板の生産設備およびこの生産設備により製造されたスピーカ用抄紙振動板、スピーカ
WO2007105454A1 (ja) 2006-03-01 2007-09-20 Matsushita Electric Industrial Co., Ltd. スピーカ用抄紙部品の生産設備およびこの生産設備を用いて製造されるスピーカ用抄紙部品とそれを用いたスピーカ
WO2007099865A1 (ja) 2006-03-01 2007-09-07 Matsushita Electric Industrial Co., Ltd. スピーカ用抄紙部品の製造方法、スピーカ用抄紙部品、スピーカ用振動板、スピーカ用サブコーン、スピーカ用ダストキャップおよびスピーカ
JP4742940B2 (ja) * 2006-03-29 2011-08-10 パナソニック株式会社 スピーカ用抄紙部品の製造方法およびこの製造方法により製造したスピーカ用抄紙部品、スピーカ
JP2008124962A (ja) * 2006-11-15 2008-05-29 Matsushita Electric Ind Co Ltd スピーカ用抄紙振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP4765904B2 (ja) * 2006-11-15 2011-09-07 パナソニック株式会社 スピーカ用抄紙振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP4793255B2 (ja) * 2006-12-26 2011-10-12 パナソニック株式会社 スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP4858156B2 (ja) * 2006-12-22 2012-01-18 パナソニック株式会社 スピーカ用フレームおよびこれを用いたスピーカ、電子機器ならびに移動装置
WO2008084641A1 (ja) 2006-12-22 2008-07-17 Panasonic Corporation スピーカ用振動板と、スピーカ用フレームと、スピーカ用ダストキャップと、これらを用いたスピーカと装置と、スピーカ用部品の製造方法
JP2008160362A (ja) * 2006-12-22 2008-07-10 Matsushita Electric Ind Co Ltd スピーカ用ダストキャップおよびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP4765927B2 (ja) * 2006-12-22 2011-09-07 パナソニック株式会社 スピーカ用ダストキャップおよびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP5018344B2 (ja) * 2007-08-29 2012-09-05 パナソニック株式会社 スピーカ用樹脂フレームおよびそれを用いたスピーカ
JP5470761B2 (ja) * 2008-07-07 2014-04-16 パナソニック株式会社 スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置と、前記スピーカ用振動板の製造方法
TWI408232B (zh) 2010-05-24 2013-09-11 Nympheas Internationalcorp 生物纖維膜及其使用
JP5240308B2 (ja) * 2011-02-23 2013-07-17 パナソニック株式会社 スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP5333484B2 (ja) * 2011-03-03 2013-11-06 パナソニック株式会社 スピーカ用フレームとこれを用いたスピーカならびに電子機器および移動装置
JP2011142671A (ja) * 2011-03-16 2011-07-21 Panasonic Corp スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP2013226675A (ja) * 2012-04-24 2013-11-07 Yamaha Corp プレス成形用シートおよび成形体の製造方法
JP6584784B2 (ja) * 2015-02-09 2019-10-02 フォスター電機株式会社 電気音響変換器用振動板の製造方法
FR3035611B1 (fr) * 2015-04-28 2019-08-09 Centre Technique Du Papier Procede et dispositif de fabrication d'un materiau stratifie comprenant une couche de cellulose fibrillee
CN111918178B (zh) * 2020-07-29 2021-12-10 国光电器股份有限公司 一种扬声器用碳纤纸盆的制备方法
KR102410339B1 (ko) * 2020-12-28 2022-06-22 범진시엔엘 주식회사 스피커용 진동판 제조 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59144299A (ja) * 1983-02-07 1984-08-18 Dainichi Nippon Cables Ltd 音響用振動板材料
JPH0736636B2 (ja) * 1985-06-07 1995-04-19 工業技術院長 音響用振動板
PH23612A (en) * 1985-04-16 1989-09-11 Agency Ind Science Techn Moulded material comprising bacterial-produced cellulose

Also Published As

Publication number Publication date
EP0457474A2 (de) 1991-11-21
EP0457474A3 (en) 1992-09-16
KR910021175A (ko) 1991-12-20
EP0457474B1 (de) 1995-07-19
DE69111297T2 (de) 1996-01-11
JP2953743B2 (ja) 1999-09-27
JPH0423597A (ja) 1992-01-27
KR100230673B1 (ko) 1999-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee