DE2933630A1 - Elektroakustischer wandler - Google Patents

Elektroakustischer wandler

Info

Publication number
DE2933630A1
DE2933630A1 DE2933630A DE2933630A DE2933630A1 DE 2933630 A1 DE2933630 A1 DE 2933630A1 DE 2933630 A DE2933630 A DE 2933630A DE 2933630 A DE2933630 A DE 2933630A DE 2933630 A1 DE2933630 A1 DE 2933630A1
Authority
DE
Germany
Prior art keywords
electroacoustic converter
electroacoustic
converter
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.)
Granted
Application number
DE2933630A
Other languages
German (de)
English (en)
Other versions
DE2933630C2 (enExample
Inventor
Masana Ugaji
Hideo Suyama
Sadaaki Sakurai
Shigenori Yamaoka
Toshinaga Endo
Akinobu Kusuhara
Kanagawa Yokohama
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.)
Sony Corp
Sumitomo Bakelite Co Ltd
Original Assignee
Sony Corp
Sumitomo Bakelite Co Ltd
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 Sony Corp, Sumitomo Bakelite Co Ltd filed Critical Sony Corp
Publication of DE2933630A1 publication Critical patent/DE2933630A1/de
Application granted granted Critical
Publication of DE2933630C2 publication Critical patent/DE2933630C2/de
Granted 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE2933630A 1978-08-18 1979-08-20 Elektroakustischer wandler Granted DE2933630A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10053278A JPS5527721A (en) 1978-08-18 1978-08-18 Diaphragm for electroacoustic converter

Publications (2)

Publication Number Publication Date
DE2933630A1 true DE2933630A1 (de) 1980-02-28
DE2933630C2 DE2933630C2 (enExample) 1989-06-22

Family

ID=14276561

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2933630A Granted DE2933630A1 (de) 1978-08-18 1979-08-20 Elektroakustischer wandler

Country Status (7)

Country Link
US (1) US4281223A (enExample)
JP (1) JPS5527721A (enExample)
CA (1) CA1130910A (enExample)
DE (1) DE2933630A1 (enExample)
FR (1) FR2433883A1 (enExample)
GB (1) GB2029162B (enExample)
NL (1) NL7906309A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2939012A1 (de) * 1978-09-26 1980-04-03 Victor Company Of Japan Lautsprecher-schwingspulenanordnung
DE3712212A1 (de) * 1987-04-10 1988-10-27 Peter Brockhaus Magnetostatischer lautsprecher oder kopfhoerer mit flachmembran
DE3804024A1 (de) * 1988-02-10 1989-08-24 Eton Deutschland Electro Acous Lautsprecher
EP0610001A3 (en) * 1993-01-29 1995-01-18 Sony Corp Speaker.

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54162174A (en) * 1978-06-14 1979-12-22 Sumitomo Bakelite Co Method of producing flexible printed circuit board
US4460060A (en) * 1980-03-07 1984-07-17 Toray Industries, Inc. Vibratory diaphragm for loudspeaker
NL8102572A (nl) * 1981-05-26 1982-12-16 Philips Nv Elektroakoestische omzetter van het band-type met lage vervorming en verbeterde gevoeligheid.
EP0086837B1 (en) * 1981-08-27 1985-12-27 Toray Industries, Inc. Vibrating plate for speaker
EP0262406A3 (en) * 1982-06-17 1988-08-31 LARSON, David A. Electro-acoustic transducer with diaphragm and blank therefor
DE3247941A1 (de) * 1982-12-24 1984-06-28 Standard Elektrik Lorenz Ag, 7000 Stuttgart Lautsprecher
NL8300835A (nl) * 1983-03-08 1984-10-01 Philips Nv Bandtype transducent met een meerlagig membraan.
JPS6055797A (ja) * 1983-09-06 1985-04-01 Onkyo Corp スピ−カ−用振動板
NL8700654A (nl) * 1987-03-20 1988-10-17 Philips Nv Elektrodynamische omzetter.
CA1318965C (en) * 1988-11-07 1993-06-08 William Neal House Shallow loudspeaker with slotted magnet structure
WO1994003026A1 (en) * 1992-07-17 1994-02-03 Linaeum Corporation Audio transducer with etched voice coil
US5446797A (en) * 1992-07-17 1995-08-29 Linaeum Corporation Audio transducer with etched voice coil
US6289106B1 (en) 1997-08-08 2001-09-11 Hong Long Industrial Co., Ltd. Cap and center pole apparatus and method of coupling
US6097830A (en) * 1997-11-17 2000-08-01 Sonigistix Corporation Transducer diaphragm with thermal strain relief
EP0992974A3 (de) * 1998-10-07 2004-01-02 DaimlerChrysler AG Verwendung eines Werkstoffes mit hoher Materialdämpfung für ein Bauteil einer schallemittierenden Maschine
JP4500426B2 (ja) * 2000-11-02 2010-07-14 フォスター電機株式会社 面駆動型電気音響変換器
US7862587B2 (en) 2004-02-27 2011-01-04 Jackson Roger P Dynamic stabilization assemblies, tool set and method
JP2002374593A (ja) * 2001-06-18 2002-12-26 Pioneer Electronic Corp スピーカ振動板
WO2003041449A1 (en) * 2001-11-05 2003-05-15 Matsushita Electric Industrial Co., Ltd. Loudspeaker
US7278200B2 (en) * 2002-05-02 2007-10-09 Harman International Industries, Incorporated Method of tensioning a diaphragm for an electro-dynamic loudspeaker
US20040042632A1 (en) * 2002-05-02 2004-03-04 Hutt Steven W. Directivity control of electro-dynamic loudspeakers
US7035425B2 (en) 2002-05-02 2006-04-25 Harman International Industries, Incorporated Frequency response enhancements for electro-dynamic loudspeakers
US7149321B2 (en) 2002-05-02 2006-12-12 Harman International Industries, Incorporated Electro-dynamic loudspeaker mounting system
US7203332B2 (en) * 2002-05-02 2007-04-10 Harman International Industries, Incorporated Magnet arrangement for loudspeaker
US20040022409A1 (en) * 2002-05-02 2004-02-05 Hutt Steven W. Film attaching system
US7152299B2 (en) 2002-05-02 2006-12-26 Harman International Industries, Incorporated Method of assembling a loudspeaker
US7146017B2 (en) * 2002-05-02 2006-12-05 Harman International Industries, Incorporated Electrical connectors for electro-dynamic loudspeakers
US7627134B2 (en) 2002-05-02 2009-12-01 Harman International Industries, Incorporated Magnet retention system in planar loudspeakers
US7236608B2 (en) 2002-05-02 2007-06-26 Harman International Industries, Incorporated Conductors for electro-dynamic loudspeakers
US20040008858A1 (en) * 2002-05-02 2004-01-15 Steere John F. Acoustically enhanced electro-dynamic loudspeakers
US7155026B2 (en) 2002-05-02 2006-12-26 Harman International Industries, Incorporated Mounting bracket system
US7471801B2 (en) * 2002-05-10 2008-12-30 Osseofon Ab Device for the generation of or monitoring of vibrations
KR100971638B1 (ko) * 2002-06-28 2010-07-22 로포 하이 테크 필름 게엠베하 주조 폴리아릴레이트 필름으로 제조된 격막
US7316290B2 (en) * 2003-01-30 2008-01-08 Harman International Industries, Incorporated Acoustic lens system
EP1813132B1 (en) 2004-10-21 2019-08-14 Shure Incorporated Acoustic ribbon transducer arrangements
JP4948001B2 (ja) * 2005-03-09 2012-06-06 古河電気工業株式会社 平面スピーカ用振動板
JP5100546B2 (ja) * 2007-07-30 2012-12-19 パナソニック株式会社 電気音響変換器
US20090175488A1 (en) * 2008-01-09 2009-07-09 Jui-Cheng Chang Diaphragm and Electrical-Acoustic Transducer having the same
US8615102B2 (en) * 2008-12-25 2013-12-24 Sanyo Electric Co., Ltd. Speaker unit and portable information terminal
CN102246539A (zh) * 2008-12-25 2011-11-16 三洋电机株式会社 扬声器单元及便携式信息终端
WO2010073840A1 (ja) * 2008-12-25 2010-07-01 三洋電機株式会社 スピーカユニットおよび携帯情報端末
KR101018554B1 (ko) 2009-05-15 2011-03-03 (주)디지털초음파 나선형 코일 제조방법과 그 나선형 코일 및 이를 구비한 전자기음향변환기
US8687816B2 (en) * 2009-06-30 2014-04-01 Nokia Corporation Signal processing
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
US8942408B1 (en) 2011-07-22 2015-01-27 James Joseph Croft, III Magnetically one-side driven planar transducer with improved electro-magnetic circuit
TWI492641B (zh) * 2012-11-13 2015-07-11 Cotron Corp 振動元件
US9197965B2 (en) 2013-03-15 2015-11-24 James J. Croft, III Planar-magnetic transducer with improved electro-magnetic circuit
US9843850B2 (en) 2015-09-26 2017-12-12 Intel Corporation Audio speakers with integrated sealing and assembly features for “caseless” installation
TW201813417A (zh) * 2016-09-20 2018-04-01 固昌通訊股份有限公司 平面喇叭單體
DE102017102219B4 (de) 2017-02-06 2025-12-31 Sonova Consumer Hearing Gmbh Planardynamischer Wandler

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1184803B (de) * 1961-02-20 1965-01-07 Yeda Res & Dev Elektro-akustischer Wandler
DE1264509B (de) * 1965-08-03 1968-03-28 Int Standard Electric Corp Elektroakustischer Wandler nach dem elektrodynamischen Prinzip

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674109A (en) * 1969-08-26 1972-07-04 Nippon Musical Instruments Mfg Thermo-plastic laminated structure
US3898598A (en) * 1974-01-24 1975-08-05 Foster Tsushin Kogyo Dynamic electroacoustic transducer
US4086449A (en) * 1974-05-14 1978-04-25 Matsushita Electric Industrial Co., Ltd. Loudspeaker with burning resistant diaphragm
DE2461256C3 (de) * 1974-12-23 1978-11-02 Foster Electric Co., Ltd., Tokio Membrane für einen elektroakustischen Wandler
DE2461257C3 (de) * 1974-12-23 1978-11-02 Foster Electric Co., Ltd., Tokio Membran für einen elektroakustischen Wandler
JPS524228A (en) * 1975-06-19 1977-01-13 Matsushita Electric Ind Co Ltd Non-directional dynamic type electric sound convertor
GB1563511A (en) * 1976-03-19 1980-03-26 Harwood H Diaphragms for electroacoustic transducers
US4140203A (en) * 1976-05-17 1979-02-20 Matsushita Electric Industrial Co., Ltd. Acoustic diaphragm with polyurethane elastomer coating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1184803B (de) * 1961-02-20 1965-01-07 Yeda Res & Dev Elektro-akustischer Wandler
DE1264509B (de) * 1965-08-03 1968-03-28 Int Standard Electric Corp Elektroakustischer Wandler nach dem elektrodynamischen Prinzip

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
MEYERS Enzyklopädisches Lexikon, Bd.8, Mann- heim/Wien/Zürich 1973, Lexikonverlag, S.766 *
WINNACKER, BIENER: Grundzüge der chemischen Tech- nik, Carl Hanser Verlag, München, Wien 1974, S.320-324 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2939012A1 (de) * 1978-09-26 1980-04-03 Victor Company Of Japan Lautsprecher-schwingspulenanordnung
DE3712212A1 (de) * 1987-04-10 1988-10-27 Peter Brockhaus Magnetostatischer lautsprecher oder kopfhoerer mit flachmembran
DE3804024A1 (de) * 1988-02-10 1989-08-24 Eton Deutschland Electro Acous Lautsprecher
EP0610001A3 (en) * 1993-01-29 1995-01-18 Sony Corp Speaker.

Also Published As

Publication number Publication date
CA1130910A (en) 1982-08-31
FR2433883A1 (fr) 1980-03-14
DE2933630C2 (enExample) 1989-06-22
NL7906309A (nl) 1980-02-20
JPS5527721A (en) 1980-02-28
US4281223A (en) 1981-07-28
GB2029162A (en) 1980-03-12
GB2029162B (en) 1982-12-01
FR2433883B1 (enExample) 1984-04-06
JPS5740717B2 (enExample) 1982-08-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee