FR2342614B1 - - Google Patents

Info

Publication number
FR2342614B1
FR2342614B1 FR7638289A FR7638289A FR2342614B1 FR 2342614 B1 FR2342614 B1 FR 2342614B1 FR 7638289 A FR7638289 A FR 7638289A FR 7638289 A FR7638289 A FR 7638289A FR 2342614 B1 FR2342614 B1 FR 2342614B1
Authority
FR
France
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
Application number
FR7638289A
Other languages
French (fr)
Other versions
FR2342614A1 (fr
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.)
Braun GmbH
Original Assignee
Braun GmbH
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 Braun GmbH filed Critical Braun GmbH
Publication of FR2342614A1 publication Critical patent/FR2342614A1/fr
Application granted granted Critical
Publication of FR2342614B1 publication Critical patent/FR2342614B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/022—Cooling arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR7638289A 1976-02-24 1976-12-20 Haut-parleur electrodynamique a forte capacite de charge nominale Granted FR2342614A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2607390A DE2607390C2 (de) 1976-02-24 1976-02-24 Dynamischer Lautsprecher mit hoher Nennbelastbarkeit

Publications (2)

Publication Number Publication Date
FR2342614A1 FR2342614A1 (fr) 1977-09-23
FR2342614B1 true FR2342614B1 (https=) 1980-06-27

Family

ID=5970694

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638289A Granted FR2342614A1 (fr) 1976-02-24 1976-12-20 Haut-parleur electrodynamique a forte capacite de charge nominale

Country Status (5)

Country Link
US (1) US4138593A (https=)
CH (1) CH608154A5 (https=)
DE (1) DE2607390C2 (https=)
ES (1) ES454634A1 (https=)
FR (1) FR2342614A1 (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS571500Y2 (https=) * 1977-06-08 1982-01-11
DE2802380C3 (de) * 1978-01-20 1984-10-25 Standard Elektrik Lorenz Ag, 7000 Stuttgart Vorrichtung zur Wärmeableitung an dynamischen Schwingungserzeugern
JPS57136897A (en) * 1981-02-18 1982-08-24 Ibuki Kogyo Kk Horn speaker
DE3223753A1 (de) * 1982-06-25 1983-12-29 Standard Elektrik Lorenz Ag, 7000 Stuttgart Kaeltetauglicher exponentialtrichter-lautsprecher
US4550229A (en) * 1982-09-29 1985-10-29 Hwang Shih M Trumpet horn speaker
US4811403A (en) * 1987-06-10 1989-03-07 U.S. Sound, Inc. Ultralight loudspeaker enclosures
GB8923681D0 (en) * 1989-10-20 1989-12-06 Lyth Charles D Improvements in or relating to loudspeakers
US5533132A (en) * 1995-01-23 1996-07-02 Jbl Incorporated Loudspeaker thermal management structure
US5991424A (en) * 1995-04-28 1999-11-23 Sound Advance Systems, Inc. Planar diaphragm speaker with heat dissipator
US5771154A (en) * 1997-04-03 1998-06-23 Motorola, Inc. Heatsink assembly for a high-power device
US6005957A (en) * 1998-02-27 1999-12-21 Tenneco Automotive Inc. Loudspeaker pressure plate
US6549637B1 (en) 1998-09-24 2003-04-15 Peavey Electronics Corp. Loudspeaker with differential flow vent means
KR19990073516A (ko) * 1998-11-19 1999-10-05 장세열 무빙자석구조를갖는전기-음향변환기및전기-음향변환방법
GB0102780D0 (en) 2001-02-03 2001-03-21 K H Technology Corp Loudspeaker assemblies
US6929091B2 (en) * 2002-10-28 2005-08-16 Sound Advance Systems, Inc. Planar diaphragm loudspeaker and related methods
US7450733B2 (en) * 2004-01-23 2008-11-11 Creative Technology Ltd. Speaker with externally mounted acoustic extension
FR2883122B1 (fr) * 2005-03-11 2007-05-25 Welcohm Technology Sarl Haut-parleur dote d'un circuit magnetique incluant un dispositif electromagnetique pour limiter la distorsion et le glissement du point de repos dynamique de l'equipage mobile
DE102006010558A1 (de) * 2006-03-06 2007-09-13 J. Eberspächer GmbH & Co. KG Aktiver Schalldämpfer für eine Abgasanlage
DE102006042224B3 (de) * 2006-09-06 2008-01-17 J. Eberspächer GmbH & Co. KG Aktiver Schalldämpfer für eine Abgasanlage
EP1950998B1 (en) * 2007-01-29 2014-03-26 Sony Corporation Speaker unit and speaker apparatus
EP2141939B1 (en) * 2008-07-02 2016-11-09 Renault SAS Mandrel for a coil transducer motor structure
FR3015166B1 (fr) * 2013-12-18 2017-07-14 Devialet Enceinte acoustique comprenant une paroi externe non conductrice de la chaleur, un haut-parleur electrodynamique et un circuit electronique de commande
US10841706B2 (en) 2018-02-13 2020-11-17 Nokia Technologies Oy Speaker apparatus having a heat dissipation structure including an active element
US10575098B2 (en) 2018-02-13 2020-02-25 Nokia Technologies Oy Speaker apparatus having a heat dissipation structure
KR102489873B1 (ko) 2018-08-08 2023-01-18 삼성전자주식회사 방열 구조를 포함하는 전자 장치
US11521909B2 (en) * 2019-10-14 2022-12-06 Google Llc Passive thermal-control system of an electronic speaker device and associated electronic speaker devices
IT202200002762A1 (it) * 2022-02-15 2023-08-15 Faital S P A Sistema acustico di avvertimento per veicoli
CN121842561A (zh) * 2024-10-08 2026-04-10 哈曼国际工业有限公司 一种音箱组件

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR491179A (fr) * 1915-05-15 1919-05-24 Alexandre Vaugean Transmetteur téléphonique à ventilation thermique
US2030648A (en) * 1931-06-25 1936-02-11 Gen Electric Magnet system
US1976868A (en) * 1931-12-18 1934-10-16 Rca Corp Sound translating device
US2217177A (en) * 1937-10-30 1940-10-08 Rca Corp Loud-speaker
DE732959C (de) * 1940-07-28 1943-03-16 Telefunken Gmbh Dynamischer Lautsprecher mit Metallschwingspulenkoerper
US4029910A (en) * 1974-05-01 1977-06-14 Allison Acoustics, Inc. Wide dispersion loudspeaker with flexing diaphragm
US3991286A (en) * 1975-06-02 1976-11-09 Altec Corporation Heat dissipating device for loudspeaker voice coil

Also Published As

Publication number Publication date
CH608154A5 (en) 1978-12-15
DE2607390A1 (de) 1977-08-25
US4138593A (en) 1979-02-06
DE2607390C2 (de) 1982-09-23
ES454634A1 (es) 1977-11-16
FR2342614A1 (fr) 1977-09-23

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Legal Events

Date Code Title Description
ST Notification of lapse