EP0624049A3 - Appareil haut-parleur. - Google Patents

Appareil haut-parleur. Download PDF

Info

Publication number
EP0624049A3
EP0624049A3 EP94106578A EP94106578A EP0624049A3 EP 0624049 A3 EP0624049 A3 EP 0624049A3 EP 94106578 A EP94106578 A EP 94106578A EP 94106578 A EP94106578 A EP 94106578A EP 0624049 A3 EP0624049 A3 EP 0624049A3
Authority
EP
European Patent Office
Prior art keywords
loudspeaker apparatus
loudspeaker
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
Application number
EP94106578A
Other languages
German (de)
English (en)
Other versions
EP0624049B1 (fr
EP0624049A2 (fr
Inventor
Keiji Ishikawa
Kiyoshi Yamagishi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP10230893A external-priority patent/JP3203876B2/ja
Priority claimed from JP13449393A external-priority patent/JP3218804B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of EP0624049A2 publication Critical patent/EP0624049A2/fr
Publication of EP0624049A3 publication Critical patent/EP0624049A3/fr
Application granted granted Critical
Publication of EP0624049B1 publication Critical patent/EP0624049B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • 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
    • H04R9/022—Cooling arrangements
    • 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
EP19940106578 1993-04-28 1994-04-27 Appareil haut-parleur Expired - Lifetime EP0624049B1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP102308/93 1993-04-28
JP10230893A JP3203876B2 (ja) 1993-04-28 1993-04-28 スピーカ
JP10230893 1993-04-28
JP134493/93 1993-06-04
JP13449393A JP3218804B2 (ja) 1993-06-04 1993-06-04 スピーカ
JP13449393 1993-06-04

Publications (3)

Publication Number Publication Date
EP0624049A2 EP0624049A2 (fr) 1994-11-09
EP0624049A3 true EP0624049A3 (fr) 1995-03-08
EP0624049B1 EP0624049B1 (fr) 2002-06-12

Family

ID=26443024

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19940106578 Expired - Lifetime EP0624049B1 (fr) 1993-04-28 1994-04-27 Appareil haut-parleur

Country Status (2)

Country Link
EP (1) EP0624049B1 (fr)
DE (1) DE69430776T2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29512102U1 (de) * 1995-07-27 1995-10-05 Nokia Deutschland Gmbh Magnetsystem
GB2360899B (en) * 1999-12-17 2002-03-27 Goodmans Loudspeakers Ltd Coaxial speaker
GB0102780D0 (en) 2001-02-03 2001-03-21 K H Technology Corp Loudspeaker assemblies
GB0104113D0 (en) * 2001-02-20 2001-04-11 Kh Technology Corp Loudspeaker pole pieces
GB2404520A (en) * 2003-07-28 2005-02-02 Turbosound Ltd Phase plug equalizer used as heat sink for loudspeaker
JP2006060443A (ja) * 2004-08-19 2006-03-02 Pioneer Electronic Corp スピーカ装置及びスピーカ装置の放熱部材
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
US9445201B2 (en) 2013-11-21 2016-09-13 Harman International Industries, Inc. Inverted dual coil transducer
GB201503426D0 (en) * 2015-02-27 2015-04-15 Native Design Ltd Light and speaker driver device
GB201721285D0 (en) * 2017-12-19 2018-01-31 Pss Belgium Nv Loudspeaker
GB201907610D0 (en) * 2019-05-29 2019-07-10 Pss Belgium Nv Loudspeaker

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763334A (en) * 1972-01-21 1973-10-02 Gen Electric Magnet assembly
DE3007991A1 (de) * 1980-03-01 1981-09-17 Elektrotechnik Ehmann Gmbh, 6953 Gundelsheim Elektroakustischer wandler
US4327257A (en) * 1979-09-10 1982-04-27 Schwartz Leslie H Alignment device for electro-acoustical transducers
US4379951A (en) * 1977-04-20 1983-04-12 Gabr Saad Z M Electro-acoustic transducer means
DE3638693A1 (de) * 1985-11-15 1987-05-21 Bose Corp Kompakter elektro-akustischer uebertrager
US4933975A (en) * 1988-05-19 1990-06-12 Electro-Voice, Inc. Dynamic loudspeaker for producing high audio power
FR2667212A1 (fr) * 1990-09-25 1992-03-27 Phl Audio Transducteur electroacoustique de puissance.
DE4126121A1 (de) * 1991-08-07 1993-02-11 Mac Audio Electronic Gmbh Dynamischer lautsprecher
WO1993003586A1 (fr) * 1991-08-05 1993-02-18 Aura Systems, Inc. Organe de commande de bobine mobile de haut-parleur

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763334A (en) * 1972-01-21 1973-10-02 Gen Electric Magnet assembly
US4379951A (en) * 1977-04-20 1983-04-12 Gabr Saad Z M Electro-acoustic transducer means
US4327257A (en) * 1979-09-10 1982-04-27 Schwartz Leslie H Alignment device for electro-acoustical transducers
DE3007991A1 (de) * 1980-03-01 1981-09-17 Elektrotechnik Ehmann Gmbh, 6953 Gundelsheim Elektroakustischer wandler
DE3638693A1 (de) * 1985-11-15 1987-05-21 Bose Corp Kompakter elektro-akustischer uebertrager
US4933975A (en) * 1988-05-19 1990-06-12 Electro-Voice, Inc. Dynamic loudspeaker for producing high audio power
FR2667212A1 (fr) * 1990-09-25 1992-03-27 Phl Audio Transducteur electroacoustique de puissance.
WO1993003586A1 (fr) * 1991-08-05 1993-02-18 Aura Systems, Inc. Organe de commande de bobine mobile de haut-parleur
DE4126121A1 (de) * 1991-08-07 1993-02-11 Mac Audio Electronic Gmbh Dynamischer lautsprecher

Also Published As

Publication number Publication date
EP0624049B1 (fr) 2002-06-12
DE69430776D1 (de) 2002-07-18
EP0624049A2 (fr) 1994-11-09
DE69430776T2 (de) 2003-03-27

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