DE50202642D1 - Herstellung nicht-flacher membranen für elektroakustische wandler - Google Patents
Herstellung nicht-flacher membranen für elektroakustische wandlerInfo
- Publication number
- DE50202642D1 DE50202642D1 DE50202642T DE50202642T DE50202642D1 DE 50202642 D1 DE50202642 D1 DE 50202642D1 DE 50202642 T DE50202642 T DE 50202642T DE 50202642 T DE50202642 T DE 50202642T DE 50202642 D1 DE50202642 D1 DE 50202642D1
- Authority
- DE
- Germany
- Prior art keywords
- temperature
- manufacture
- core layer
- covering
- flat membranes
- 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 - Lifetime
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
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49005—Acoustic transducer
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Multimedia (AREA)
- Laminated Bodies (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50202642T DE50202642D1 (de) | 2001-07-25 | 2002-07-09 | Herstellung nicht-flacher membranen für elektroakustische wandler |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10135414A DE10135414C1 (de) | 2001-07-25 | 2001-07-25 | Herstellung nicht-flacher Membranen für elektroakustische Wandler |
DE50202642T DE50202642D1 (de) | 2001-07-25 | 2002-07-09 | Herstellung nicht-flacher membranen für elektroakustische wandler |
PCT/EP2002/007603 WO2003013187A1 (de) | 2001-07-25 | 2002-07-09 | Herstellung nicht-flacher membranen für elektroakustische wandler |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50202642D1 true DE50202642D1 (de) | 2005-05-04 |
Family
ID=7692512
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10135414A Expired - Fee Related DE10135414C1 (de) | 2001-07-25 | 2001-07-25 | Herstellung nicht-flacher Membranen für elektroakustische Wandler |
DE50202642T Expired - Lifetime DE50202642D1 (de) | 2001-07-25 | 2002-07-09 | Herstellung nicht-flacher membranen für elektroakustische wandler |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10135414A Expired - Fee Related DE10135414C1 (de) | 2001-07-25 | 2001-07-25 | Herstellung nicht-flacher Membranen für elektroakustische Wandler |
Country Status (10)
Country | Link |
---|---|
US (1) | US20040247152A1 (de) |
EP (1) | EP1410681B1 (de) |
JP (1) | JP3999198B2 (de) |
CN (1) | CN100542334C (de) |
AT (1) | ATE292361T1 (de) |
CA (1) | CA2455619A1 (de) |
DE (2) | DE10135414C1 (de) |
ES (1) | ES2238624T3 (de) |
MY (1) | MY131414A (de) |
WO (1) | WO2003013187A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10231830A1 (de) * | 2002-07-12 | 2004-01-22 | Röhm GmbH & Co. KG | Schaumstoff mit verdichteter Oberfläche |
FR2853803B1 (fr) * | 2003-04-09 | 2005-06-03 | Focal Jmlab | Membrane pour haut-parleur d'enceinte acoustique haute fidelite, multicouches, multimateriaux |
JP4482372B2 (ja) * | 2004-05-13 | 2010-06-16 | パイオニア株式会社 | 電気音響変換器用振動板の製造方法 |
JP2006319464A (ja) * | 2005-05-10 | 2006-11-24 | Pioneer Electronic Corp | スピーカー装置用振動板の製造方法 |
JP2007096498A (ja) * | 2005-09-27 | 2007-04-12 | Pioneer Electronic Corp | スピーカ用振動板及びその製造方法 |
DE102010028695A1 (de) * | 2010-05-06 | 2011-11-10 | Evonik Röhm Gmbh | Polymethacrylimid-Schaumstoffe mit verminderter Entflammbarkeit sowie Verfahren zur Herstellung dieser |
JP4939669B1 (ja) * | 2010-11-30 | 2012-05-30 | パイオニア株式会社 | スピーカエッジ及びその製造方法、スピーカ |
DE102012000275A1 (de) * | 2012-01-10 | 2013-07-11 | Nicolay Verwaltung Gmbh | Schallwandler, insbesondere Ultraschallwandler, und Verfahren zu dessen Herstellung |
FR3028704B1 (fr) * | 2014-11-17 | 2018-03-09 | Focal Jmlab | Membrane de haut-parleur, et procede de fabrication d'une telle membrane |
US20170034625A1 (en) * | 2015-07-31 | 2017-02-02 | Logitech Europe S.A | Electronic device having a mode damped diaphragm |
GB2549955A (en) | 2016-05-03 | 2017-11-08 | 4A Mfg Gmbh | Membrane plate structure for generating sound waves |
US10034093B2 (en) * | 2016-08-22 | 2018-07-24 | 4A Manufacturing Gmbh | Temperature stable membrane plate structure for a loudspeaker |
US10028060B2 (en) * | 2016-08-22 | 2018-07-17 | 4A Manufacturing Gmbh | Temperature stable membrane plate structure for a loudspeaker |
TWI683583B (zh) * | 2018-09-03 | 2020-01-21 | 輔仁大學學校財團法人輔仁大學 | 音膜結構 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US533065A (en) * | 1895-01-29 | Baling-machine | ||
DE2225710C3 (de) * | 1971-05-28 | 1975-12-04 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka | Membran für elektroakustische Wandler und Verfahren zu ihrer Herstellung |
JPS52154623A (en) * | 1976-06-18 | 1977-12-22 | Matsushita Electric Ind Co Ltd | Sound diaphragm |
US4140203A (en) * | 1976-05-17 | 1979-02-20 | Matsushita Electric Industrial Co., Ltd. | Acoustic diaphragm with polyurethane elastomer coating |
JPS52139425A (en) * | 1976-05-18 | 1977-11-21 | Ricoh Co Ltd | Electrostatic recording apparatus |
JPS5379525A (en) * | 1976-12-23 | 1978-07-14 | Sony Corp | Compound diaphtagm for speakers |
US4246374A (en) * | 1979-04-23 | 1981-01-20 | Rohm And Haas Company | Imidized acrylic polymers |
GB2062408B (en) * | 1979-10-02 | 1984-02-22 | Victor Company Of Japan | Speaker |
JPS57132500A (en) * | 1981-02-10 | 1982-08-16 | Sanyo Electric Co Ltd | Manufacture for diaphragm plate for speaker |
NL8200690A (nl) * | 1982-02-22 | 1983-09-16 | Philips Nv | Luidsprekermembraan bevattende een laag van polymethacrylimideschuim. |
US4673454A (en) * | 1983-11-23 | 1987-06-16 | Chinese Petroleum Corp. | Process for preparing bipolar membranes |
US4727117A (en) * | 1985-08-27 | 1988-02-23 | Rohm And Haas Company | Imide polymers |
US4928312A (en) * | 1988-10-17 | 1990-05-22 | Amel Hill | Acoustic transducer |
US5259036A (en) * | 1991-07-22 | 1993-11-02 | Shure Brothers, Inc. | Diaphragm for dynamic microphones and methods of manufacturing the same |
DE4208994A1 (de) * | 1992-03-20 | 1993-09-23 | Basf Ag | Polymethacrylimide mit hoher waermeformbestaendigkeit |
JPH05316591A (ja) * | 1992-05-12 | 1993-11-26 | Onkyo Corp | スピーカ用エッジ及びその製造方法 |
DE4221712A1 (de) * | 1992-07-02 | 1994-01-05 | Basf Ag | Polymethacrylimide mit hoher Wärmeformbeständigkeit |
DE4321506C2 (de) * | 1993-06-29 | 1999-07-29 | Ulrich Ranke | Lautsprechermembrane für einen Schallerzeuger |
US6028565A (en) * | 1996-11-19 | 2000-02-22 | Norton Performance Plastics Corporation | W-band and X-band radome wall |
US6063467A (en) * | 1997-02-24 | 2000-05-16 | Fuji Electric Co., Ltd. | Optical recording medium |
US6107976A (en) * | 1999-03-25 | 2000-08-22 | Bradley B. Teel | Hybrid core sandwich radome |
DE19925787C1 (de) * | 1999-06-05 | 2000-12-21 | Roehm Gmbh | Verfahren zur Herstellung von Membranen für elektroakustische Wandler sowie Membranen |
DE19935596A1 (de) * | 1999-08-02 | 2001-03-15 | Moeller Plast Gmbh | Akustisches Bauteil |
-
2001
- 2001-07-25 DE DE10135414A patent/DE10135414C1/de not_active Expired - Fee Related
-
2002
- 2002-06-04 MY MYPI20022062A patent/MY131414A/en unknown
- 2002-07-09 ES ES02791447T patent/ES2238624T3/es not_active Expired - Lifetime
- 2002-07-09 DE DE50202642T patent/DE50202642D1/de not_active Expired - Lifetime
- 2002-07-09 AT AT02791447T patent/ATE292361T1/de not_active IP Right Cessation
- 2002-07-09 JP JP2003518227A patent/JP3999198B2/ja not_active Expired - Fee Related
- 2002-07-09 CN CNB028112695A patent/CN100542334C/zh not_active Expired - Fee Related
- 2002-07-09 EP EP02791447A patent/EP1410681B1/de not_active Expired - Lifetime
- 2002-07-09 CA CA002455619A patent/CA2455619A1/en not_active Abandoned
- 2002-07-09 WO PCT/EP2002/007603 patent/WO2003013187A1/de active IP Right Grant
- 2002-07-09 US US10/484,781 patent/US20040247152A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2003013187A1 (de) | 2003-02-13 |
EP1410681A1 (de) | 2004-04-21 |
ATE292361T1 (de) | 2005-04-15 |
US20040247152A1 (en) | 2004-12-09 |
EP1410681B1 (de) | 2005-03-30 |
CN100542334C (zh) | 2009-09-16 |
DE10135414C1 (de) | 2003-03-13 |
MY131414A (en) | 2007-08-30 |
CN1513279A (zh) | 2004-07-14 |
CA2455619A1 (en) | 2003-02-13 |
ES2238624T3 (es) | 2005-09-01 |
JP2004537243A (ja) | 2004-12-09 |
JP3999198B2 (ja) | 2007-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ROEHM GMBH, 64293 DARMSTADT, DE |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: EVONIK ROEHM GMBH, 64293 DARMSTADT, DE |