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
Application number
FR9108471A
Other languages
English (en)
Other versions
FR2668874A1 (fr
Inventor
Alfred Ziegenberg
Edmund Schiessle
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
Mercedes Benz AG
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 Daimler Benz AG, Mercedes Benz AG filed Critical Daimler Benz AG
Publication of FR2668874A1 publication Critical patent/FR2668874A1/fr
Application granted granted Critical
Publication of FR2668874B1 publication Critical patent/FR2668874B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
FR9108471A 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. Expired - Fee Related FR2668874B1 (fr)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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