DE602006020606D1 - Elektrodynamischer wandler mit einer kuppel mit einer eisenfluid-suspension - Google Patents

Elektrodynamischer wandler mit einer kuppel mit einer eisenfluid-suspension

Info

Publication number
DE602006020606D1
DE602006020606D1 DE602006020606T DE602006020606T DE602006020606D1 DE 602006020606 D1 DE602006020606 D1 DE 602006020606D1 DE 602006020606 T DE602006020606 T DE 602006020606T DE 602006020606 T DE602006020606 T DE 602006020606T DE 602006020606 D1 DE602006020606 D1 DE 602006020606D1
Authority
DE
Germany
Prior art keywords
dome
coil
gap
fluid suspension
electrodynamic converter
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.)
Active
Application number
DE602006020606T
Other languages
English (en)
Inventor
Bernard Richoux
Guy Lemarquand
Valerie Lemarquand
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.)
ACOUSTICAL BEAUTY
Universite du Maine
Original Assignee
ACOUSTICAL BEAUTY
Universite du Maine
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 ACOUSTICAL BEAUTY, Universite du Maine filed Critical ACOUSTICAL BEAUTY
Publication of DE602006020606D1 publication Critical patent/DE602006020606D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • 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
    • H04R9/027—Air gaps using a magnetic fluid
    • 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
    • H04R9/041—Centering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00—Loudspeakers
    • H04R2400/07—Suspension between moving magnetic core and housing
    • 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
    • H04R9/045—Mounting

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DE602006020606T 2005-11-03 2006-11-02 Elektrodynamischer wandler mit einer kuppel mit einer eisenfluid-suspension Active DE602006020606D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0553330A FR2892887B1 (fr) 2005-11-03 2005-11-03 Transducteur electrodynamique a dome a suspension ferrofluide
PCT/FR2006/051132 WO2007051948A1 (fr) 2005-11-03 2006-11-02 Transducteur electrodynamique a dome a suspension ferrofluide

Publications (1)

Publication Number Publication Date
DE602006020606D1 true DE602006020606D1 (de) 2011-04-21

Family

ID=36676058

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006020606T Active DE602006020606D1 (de) 2005-11-03 2006-11-02 Elektrodynamischer wandler mit einer kuppel mit einer eisenfluid-suspension

Country Status (6)

Country Link
US (1) US8131005B2 (de)
EP (1) EP1943876B1 (de)
AT (1) ATE501601T1 (de)
DE (1) DE602006020606D1 (de)
FR (1) FR2892887B1 (de)
WO (1) WO2007051948A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009012783A2 (en) * 2007-07-25 2009-01-29 Lars Goller Holding Aps Cone tweeter membrane
FR2919978B1 (fr) 2007-08-09 2011-04-29 Gilles Milot Transducteur electrodynamique, notamment du type haut-parleur, a suspension ferrofluide et dispositifs associes
EP2114086B1 (de) 2008-04-30 2012-12-26 Renault S.A.S. Wandlermotoranordnung mit eisenloser und leckfreier Spule
EP2141939B1 (de) 2008-07-02 2016-11-09 Renault SAS Dorn für eine Spulenwandlermotorstruktur
GB0903033D0 (en) * 2009-02-24 2009-04-08 Ellis Christien Moving coil assemblies
FR2955444B1 (fr) * 2010-01-15 2012-08-03 Phl Audio Systeme de haut-parleur coaxial a chambre de compression
FR2955445B1 (fr) 2010-01-15 2013-06-07 Phl Audio Transducteur electrodynamique a dome et suspension interne
FR2955446B1 (fr) 2010-01-15 2015-06-05 Phl Audio Transducteur electrodynamique a dome et suspension flottante
US9294841B2 (en) * 2010-10-12 2016-03-22 Joseph Y. Sahyoun Acoustic radiator including a combination of a co-axial audio speaker and passive radiator
CA2997902A1 (en) 2015-09-14 2017-03-23 Wing Acoustics Limited Improvements in or relating to audio transducers
WO2018167538A1 (en) 2017-03-15 2018-09-20 Wing Acoustics Limited Improvements in or relating to audio systems
US11137803B2 (en) 2017-03-22 2021-10-05 Wing Acoustics Limited Slim electronic devices and audio transducers incorporated therein
FR3067203B1 (fr) * 2017-05-30 2020-03-13 Devialet Haut-parleur electrodynamique a au moins deux joints definissant un logement intermediaire rempli d'air
US10681465B1 (en) * 2019-07-10 2020-06-09 Tymphany Acoustic Technology (Huizhou) Co., Ltd. Coil spring suspension system for loudspeaker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2716063B2 (de) * 1977-04-09 1979-04-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Dynamischer Wandler mit einer Schwingspule in einem mit einer magnetischen Flüssigkeit gefüllten Luftspalt
JPS60259089A (ja) * 1984-06-06 1985-12-21 Yoshiro Nakamatsu スピ−カ装置
US5335287A (en) * 1993-04-06 1994-08-02 Aura, Ltd. Loudspeaker utilizing magnetic liquid suspension of the voice coil
US5490524A (en) * 1995-03-20 1996-02-13 Williams; Terry N. Surgical drape for a laser targeting device used with an x-ray machine
US5894524A (en) * 1995-08-02 1999-04-13 Boston Acoustics, Inc. High power tweeter
DE10207561C1 (de) * 2002-02-22 2003-07-24 Harman Becker Automotive Sys Kalottenlautsprecher

Also Published As

Publication number Publication date
US8131005B2 (en) 2012-03-06
EP1943876A1 (de) 2008-07-16
EP1943876B1 (de) 2011-03-09
FR2892887A1 (fr) 2007-05-04
US20080285788A1 (en) 2008-11-20
ATE501601T1 (de) 2011-03-15
WO2007051948A1 (fr) 2007-05-10
FR2892887B1 (fr) 2007-12-21

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