GR3002336T3 - Membrane for loudspeaker - Google Patents

Membrane for loudspeaker

Info

Publication number
GR3002336T3
GR3002336T3 GR91401039T GR910401039T GR3002336T3 GR 3002336 T3 GR3002336 T3 GR 3002336T3 GR 91401039 T GR91401039 T GR 91401039T GR 910401039 T GR910401039 T GR 910401039T GR 3002336 T3 GR3002336 T3 GR 3002336T3
Authority
GR
Greece
Prior art keywords
loudspeaker
membrane
Prior art date
Application number
GR91401039T
Other languages
English (en)
Inventor
Karl-Heinz Dipl-Phys Thiele
Juergen Ehmann
Klaus Dipl-Ing Harbarth
Original Assignee
Electronic Werke Deutschland
Ehmann Elektrotech
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25857458&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR3002336(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19873722832 external-priority patent/DE3722832A1/de
Application filed by Electronic Werke Deutschland, Ehmann Elektrotech filed Critical Electronic Werke Deutschland
Publication of GR3002336T3 publication Critical patent/GR3002336T3/el

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
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising 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
    • 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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
    • 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)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
GR91401039T 1987-07-03 1991-07-19 Membrane for loudspeaker GR3002336T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873722832 DE3722832A1 (de) 1987-07-03 1987-07-03 Membran fuer einen lautsprecher
DE3744356 1987-12-29

Publications (1)

Publication Number Publication Date
GR3002336T3 true GR3002336T3 (en) 1992-12-30

Family

ID=25857458

Family Applications (1)

Application Number Title Priority Date Filing Date
GR91401039T GR3002336T3 (en) 1987-07-03 1991-07-19 Membrane for loudspeaker

Country Status (8)

Country Link
US (1) US5162619A (el)
EP (2) EP0297572B1 (el)
JP (1) JPH02504211A (el)
KR (1) KR890702402A (el)
DE (1) DE3862617D1 (el)
ES (1) ES2023233B3 (el)
GR (1) GR3002336T3 (el)
WO (1) WO1989000372A1 (el)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0685981B1 (de) * 1994-06-01 2001-08-29 Harman Audio Electronic Systems GmbH Lautsprecher
US5682021A (en) * 1995-06-14 1997-10-28 Lg Electronics, Inc. Howling phenomena removing apparatus for video display appliances
DE19526124C2 (de) * 1995-07-19 1997-06-26 Sennheiser Electronic Einrichtung mit aktiver Lärmkompensation
JP2002515216A (ja) * 1998-02-17 2002-05-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電気音響変換器及び電気音響変換器用ダイアフラム
EP0963136B1 (en) * 1998-05-08 2011-08-31 Panasonic Corporation Speaker
DE20005543U1 (de) * 2000-03-24 2000-06-21 Peng Jack Vibrationsmembranlautsprecher
EP1719385A1 (en) 2004-02-17 2006-11-08 Koninklijke Philips Electronics N.V. Method of and device for modifying the properties of a membrane for an electroacoustic transducer
US7644801B2 (en) * 2005-03-10 2010-01-12 Nxp B.V. Membrane with a high resistance against buckling and/or crinkling
JP4059265B2 (ja) * 2005-06-08 2008-03-12 オンキヨー株式会社 スピーカー用部材およびその製造方法
US7899202B2 (en) * 2006-04-17 2011-03-01 Sound Sources Technology, Inc. Loudspeaker with cone-coupled damper
WO2008056287A1 (en) * 2006-11-08 2008-05-15 Nxp B.V. Compound membrane, method of manufacturing the same, and acoustic device
CN101304622A (zh) * 2007-05-09 2008-11-12 富准精密工业(深圳)有限公司 电声装置的音膜结构及其制备方法
DE102014225579A1 (de) * 2014-12-11 2016-06-16 Tesa Se Mehrschicht-Verbund für akustische Membranen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093207A (en) * 1960-10-04 1963-06-11 R T Bozak Mfg Company Metallic diaphragm for electrodynamic loudspeakers
US3285364A (en) * 1965-06-01 1966-11-15 Ling Temco Vought Inc Loudspeaker construction
GB1271539A (en) * 1969-10-22 1972-04-19 Foster Electric Co Ltd Diaphragm for loud speakers and method of making the same
AT338351B (de) * 1975-04-29 1977-08-25 Philips Nv Elektroakustischer wandler, verfahren zur herstellung eines solchen wandlers und vorrichtung zur durchfuhrung solcher verfahren
DE2541391A1 (de) * 1975-09-17 1977-03-31 Grundig Emv Verfahren und klebeeinrichtung zum verbinden einer membran aus thermoplastischem kunststoff mit einer selbsttragenden schwingspule eines dynamischen wandlers
GB1518285A (en) * 1975-11-18 1978-07-19 Akroyd J Acoustic reproducers
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
JPS53129616A (en) * 1977-04-18 1978-11-11 Hitachi Chemical Co Ltd Edge part of vibration plate for electric sound transducer
JPS5927156B2 (ja) * 1980-12-03 1984-07-03 オンキヨー株式会社 スピ−カ−用振動板の製造方法
JPS58116000A (ja) * 1981-12-28 1983-07-09 Sony Corp 振動板の製法

Also Published As

Publication number Publication date
EP0297572A1 (de) 1989-01-04
DE3862617D1 (de) 1991-06-06
EP0366693A1 (de) 1990-05-09
KR890702402A (ko) 1989-12-23
EP0297572B1 (de) 1991-05-02
US5162619A (en) 1992-11-10
JPH02504211A (ja) 1990-11-29
WO1989000372A1 (en) 1989-01-12
ES2023233B3 (es) 1992-01-01

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