FR2397118A1 - Transducteur electro-acoustique - Google Patents
Transducteur electro-acoustiqueInfo
- Publication number
- FR2397118A1 FR2397118A1 FR7820071A FR7820071A FR2397118A1 FR 2397118 A1 FR2397118 A1 FR 2397118A1 FR 7820071 A FR7820071 A FR 7820071A FR 7820071 A FR7820071 A FR 7820071A FR 2397118 A1 FR2397118 A1 FR 2397118A1
- Authority
- FR
- France
- Prior art keywords
- electro
- acoustic transducer
- loudspeakers
- magnet
- 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.)
- Granted
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
-
- 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
- H04R7/127—Non-planar diaphragms or cones dome-shaped
-
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
-
- 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
Abstract
Le transducteur selon l'invention comprend : un aimant 4, des pièces polaires 1 et 2, une bobine 6 autour de laquelle se trouve un enroulement mobile 11, une membrane 12 et un châssis 10. La chambre avant 9 est remplie d'une matière cellulaire 15 pour former un plan de rayonnement de sons essentiellement plat Cette planéité améliore considérablement Ici caractéristiques de sortie du transducteur. Applications : haut-parleurs.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7984977A JPS5414726A (en) | 1977-07-06 | 1977-07-06 | Dome type speaker |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2397118A1 true FR2397118A1 (fr) | 1979-02-02 |
FR2397118B1 FR2397118B1 (fr) | 1982-11-19 |
Family
ID=13701636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7820071A Granted FR2397118A1 (fr) | 1977-07-06 | 1978-07-05 | Transducteur electro-acoustique |
Country Status (6)
Country | Link |
---|---|
US (1) | US4163876A (fr) |
JP (1) | JPS5414726A (fr) |
CA (1) | CA1110752A (fr) |
DE (1) | DE2829545C3 (fr) |
FR (1) | FR2397118A1 (fr) |
GB (1) | GB2000940B (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5527702A (en) * | 1978-08-18 | 1980-02-28 | Sony Corp | Vibrator for speaker |
DE2908115C3 (de) * | 1979-03-02 | 1981-12-24 | Braun Ag, 6000 Frankfurt | Elektrodynamischer Lautsprecher |
DE3036876C2 (de) * | 1979-10-02 | 1983-09-08 | Victor Company Of Japan, Ltd., Yokohama, Kanagawa | Lautsprecher mit einer Membran und einem Schwingspulenkörper |
JPS56159996A (en) * | 1980-05-14 | 1981-12-09 | Fuji Elelctrochem Co Ltd | Operating method of permanent magnet rotor type synchronous motor of and circuit thereof |
JPS57208792A (en) * | 1981-06-19 | 1982-12-21 | Hitachi Ltd | Diaphragm speaker packed with foamed resin |
JPS5899803A (ja) * | 1981-12-09 | 1983-06-14 | Mitsubishi Electric Corp | 数値制御装置 |
JP2805066B2 (ja) * | 1988-07-25 | 1998-09-30 | 東レ・テキスタイル株式会社 | 梳毛調織物 |
US6222931B1 (en) * | 1989-05-11 | 2001-04-24 | Outline Snc | High power acoustical transducer |
WO1994016536A1 (fr) * | 1993-01-06 | 1994-07-21 | Velodyne Acoustics, Inc. | Haut-parleur renfermant une double bobine |
US5991425A (en) * | 1996-12-13 | 1999-11-23 | Sony Corporation | Low reflection/low diffraction treatment for loudspeaker transducer diaphragm |
JP3874183B2 (ja) * | 2002-05-21 | 2007-01-31 | フォスター電機株式会社 | 電気音響変換器用振動板 |
US7568552B2 (en) * | 2004-01-15 | 2009-08-04 | Bose Corporation | Acoustic passive radiator rocking mode reducing |
JP2009194467A (ja) * | 2008-02-12 | 2009-08-27 | Victor Co Of Japan Ltd | ボイスコイル及びスピーカ |
US9185492B2 (en) * | 2009-04-10 | 2015-11-10 | Immerz, Inc. | Systems and methods for acousto-haptic speakers |
IT1395441B1 (it) * | 2009-09-09 | 2012-09-21 | Ask Ind Societa Per Azioni | Trasduttore magneto-dinamico con sistema centrante |
US10060424B2 (en) * | 2011-06-20 | 2018-08-28 | Mitsubishi Electric Corporation | Fluid sending apparatus |
US20130016873A1 (en) * | 2011-07-12 | 2013-01-17 | Strata Audio LLC | W Dome Speakers |
CN103733644B (zh) * | 2011-07-12 | 2017-04-26 | 斯特塔音响器材有限责任公司 | 音圈架加固器及转换器 |
JP6931613B2 (ja) * | 2015-02-05 | 2021-09-08 | イーグル アコースティックス マニュファクチュアリング,エルエルシー | 一体型ボイスコイルおよびコーンアセンブリならびにその製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1301808A (fr) * | 1960-09-06 | 1962-08-24 | Vega | Haut-parleur perfectionné pour fréquences aiguës |
FR1583583A (fr) * | 1967-08-08 | 1969-11-14 | ||
FR2300477A1 (fr) * | 1975-02-10 | 1976-09-03 | Ard Anstalt | Haut-parleur |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1380914A (en) * | 1971-01-04 | 1975-01-15 | Rola Celestion Ltd | Diaphragm assemblies for electro-acoustic transducers |
-
1977
- 1977-07-06 JP JP7984977A patent/JPS5414726A/ja active Pending
-
1978
- 1978-07-05 GB GB7828933A patent/GB2000940B/en not_active Expired
- 1978-07-05 DE DE2829545A patent/DE2829545C3/de not_active Expired
- 1978-07-05 CA CA306,831A patent/CA1110752A/fr not_active Expired
- 1978-07-05 US US05/921,907 patent/US4163876A/en not_active Expired - Lifetime
- 1978-07-05 FR FR7820071A patent/FR2397118A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1301808A (fr) * | 1960-09-06 | 1962-08-24 | Vega | Haut-parleur perfectionné pour fréquences aiguës |
FR1583583A (fr) * | 1967-08-08 | 1969-11-14 | ||
FR2300477A1 (fr) * | 1975-02-10 | 1976-09-03 | Ard Anstalt | Haut-parleur |
Also Published As
Publication number | Publication date |
---|---|
DE2829545C3 (de) | 1981-04-23 |
GB2000940B (en) | 1982-01-20 |
US4163876A (en) | 1979-08-07 |
GB2000940A (en) | 1979-01-17 |
JPS5414726A (en) | 1979-02-03 |
FR2397118B1 (fr) | 1982-11-19 |
DE2829545B2 (de) | 1980-06-19 |
CA1110752A (fr) | 1981-10-13 |
DE2829545A1 (de) | 1979-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |