FR2668874B1 - Systeme a aimants permanents associes a un assemblage de bobines, et utilisation d'un tel systeme dans un haut-parleur ou dans un detecteur. - Google Patents
Systeme a aimants permanents associes a un assemblage de bobines, et utilisation d'un tel systeme dans un haut-parleur ou dans un detecteur.Info
- Publication number
- FR2668874B1 FR2668874B1 FR9108471A FR9108471A FR2668874B1 FR 2668874 B1 FR2668874 B1 FR 2668874B1 FR 9108471 A FR9108471 A FR 9108471A FR 9108471 A FR9108471 A FR 9108471A FR 2668874 B1 FR2668874 B1 FR 2668874B1
- Authority
- FR
- France
- Prior art keywords
- speaker
- detector
- permanent magnet
- coil assembly
- system associated
- 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
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/04—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving coil systems and stationary magnets
-
- 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
- H04R9/025—Magnetic circuit
-
- 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
- H04R9/063—Loudspeakers using a plurality of acoustic drivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/022—Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Soft Magnetic Materials (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4021651A DE4021651C1 (fr) | 1990-07-07 | 1990-07-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2668874A1 FR2668874A1 (fr) | 1992-05-07 |
FR2668874B1 true FR2668874B1 (fr) | 1996-03-08 |
Family
ID=6409838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9108471A Expired - Fee Related FR2668874B1 (fr) | 1990-07-07 | 1991-07-05 | Systeme a aimants permanents associes a un assemblage de bobines, et utilisation d'un tel systeme dans un haut-parleur ou dans un detecteur. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5214710A (fr) |
JP (1) | JPH0766888B2 (fr) |
DE (1) | DE4021651C1 (fr) |
FR (1) | FR2668874B1 (fr) |
NL (1) | NL9101170A (fr) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4130460A1 (de) * | 1991-09-13 | 1993-03-18 | Nokia Deutschland Gmbh | Elektromagnetischer wandler |
DE4225156A1 (de) * | 1992-07-30 | 1994-02-03 | Nokia Deutschland Gmbh | Magnetsystem für elektroakustische Wandler |
DE4317775C2 (de) * | 1993-02-03 | 1995-02-02 | Foster Electric Co Ltd | Lautsprecher |
JP2860225B2 (ja) * | 1993-04-09 | 1999-02-24 | 株式会社ケンウッド | スピーカの構造及びその組立方法 |
JP3148520B2 (ja) * | 1994-06-06 | 2001-03-19 | 株式会社ケンウッド | スピーカ構造 |
DE29512102U1 (de) * | 1995-07-27 | 1995-10-05 | Nokia (Deutschland) Gmbh, 75175 Pforzheim | Magnetsystem |
DE19604088C2 (de) * | 1996-02-06 | 1999-04-22 | Alfred Ziegenberg | Magnetelektrodynamisches Parallelaxialantriebssystem für Lautsprecher |
US6158109A (en) * | 1996-03-20 | 2000-12-12 | Alpine Electronics, Inc. | Coil manufacturing method using ring shaped spacer |
JPH11275678A (ja) * | 1998-03-25 | 1999-10-08 | Sony Corp | スピーカ装置 |
JP2003522639A (ja) * | 2000-02-17 | 2003-07-29 | 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 | 音再生手段と振動発生手段の一部とを形成する電気音響交換器を有した装置 |
KR100896738B1 (ko) * | 2000-12-26 | 2009-05-11 | 안데르스 사그렌 | 동심 동일 평면상의 다중 대역 전기 음향 변환기 |
GB2371165B (en) | 2001-01-16 | 2004-12-22 | Kh Technology | Magnet system for loudspeakers |
US6952060B2 (en) * | 2001-05-07 | 2005-10-04 | Trustees Of Tufts College | Electromagnetic linear generator and shock absorber |
KR100537249B1 (ko) * | 2001-11-05 | 2005-12-19 | 마츠시타 덴끼 산교 가부시키가이샤 | 스피커 |
NL1020060C1 (nl) * | 2002-02-26 | 2003-08-27 | Jacobus Maria De Rooij | Platte luidspreker met meervoudige concentrische systemen. |
FR2865608B1 (fr) * | 2004-01-23 | 2007-02-09 | Robert Rigondeau | Transducteur electoacoustique et enceinte le comportant |
US7894623B2 (en) * | 2006-03-22 | 2011-02-22 | Harman International Industries, Incorporated | Loudspeaker having an interlocking magnet structure |
DE102006013653A1 (de) * | 2006-03-24 | 2007-11-15 | Institut für Mikroelektronik- und Mechatronik-Systeme gGmbH | Vorrichtung zur Umwandlung von mechanischer Energie in elektrische Energie |
US20090295520A1 (en) * | 2006-06-26 | 2009-12-03 | Battelle Energy Alliance, Llc | Magnetic structure |
US7688036B2 (en) * | 2006-06-26 | 2010-03-30 | Battelle Energy Alliance, Llc | System and method for storing energy |
US20100013345A1 (en) * | 2006-06-26 | 2010-01-21 | Battelle Energy Alliance, Llc | Bi-metal coil |
US20090295253A1 (en) * | 2006-06-26 | 2009-12-03 | Battelle Energy Alliance, Llc | Motor/generator |
TWI419446B (zh) * | 2009-09-02 | 2013-12-11 | Delta Electronics Inc | 磁性振動器 |
KR101388816B1 (ko) * | 2012-09-07 | 2014-04-30 | 삼성전기주식회사 | 선형 진동자 |
CN104852545B (zh) * | 2015-04-30 | 2018-10-09 | 刘远芳 | 微小机械能转换为电能的发电装置 |
CN105763019A (zh) * | 2016-02-03 | 2016-07-13 | 于建新 | 一种便携式自动发电装置 |
CN107424869A (zh) * | 2017-05-08 | 2017-12-01 | 佛山市川东磁电股份有限公司 | 一种磁性组件及使用该磁性组件的电磁继电器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1980957A (en) * | 1928-02-27 | 1934-11-13 | Gen Electric | Electro-acoustic device |
US3665124A (en) * | 1968-12-30 | 1972-05-23 | Nippon Musical Instruments Mfg | Loudspeaker having annular diaphragm with double voice coil |
DE3007115A1 (de) * | 1980-01-19 | 1981-09-10 | Elektrotechnik Ehmann Gmbh, 6953 Gundelsheim | Lautsprecher und magnet hierfuer |
NL8303186A (nl) * | 1983-09-15 | 1985-04-01 | Philips Nv | Luidsprekersysteem en een luidspreker te gebruiken in een luidspreker voor het omzetten van een in n bits gedigitaliseerd electrisch signaal in een akoestisch signaal. |
DE8610875U1 (de) * | 1986-04-21 | 1986-06-05 | Deuble, Thomas, 8998 Lindenberg | Lautsprecher und Magnetsystem hierfür |
JPS62290298A (ja) * | 1986-06-10 | 1987-12-17 | Sawafuji Dainameka Kk | スピ−カの磁気回路 |
DE3730305C1 (de) * | 1987-09-10 | 1989-03-23 | Daimler Benz Ag | Lautsprecher |
JPH077265B2 (ja) * | 1988-07-27 | 1995-01-30 | 三洋電機株式会社 | グラフィックディスプレイ装置 |
-
1990
- 1990-07-07 DE DE4021651A patent/DE4021651C1/de not_active Expired - Lifetime
-
1991
- 1991-07-03 JP JP3258251A patent/JPH0766888B2/ja not_active Expired - Lifetime
- 1991-07-05 FR FR9108471A patent/FR2668874B1/fr not_active Expired - Fee Related
- 1991-07-05 NL NL9101170A patent/NL9101170A/nl not_active Application Discontinuation
- 1991-07-05 US US07/729,409 patent/US5214710A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4021651C1 (fr) | 1991-06-27 |
JPH0766888B2 (ja) | 1995-07-19 |
NL9101170A (nl) | 1992-02-03 |
JPH0661040A (ja) | 1994-03-04 |
US5214710A (en) | 1993-05-25 |
FR2668874A1 (fr) | 1992-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |