EP0538702A3 - - Google Patents

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Publication number
EP0538702A3
EP0538702A3 EP19920117391 EP92117391A EP0538702A3 EP 0538702 A3 EP0538702 A3 EP 0538702A3 EP 19920117391 EP19920117391 EP 19920117391 EP 92117391 A EP92117391 A EP 92117391A EP 0538702 A3 EP0538702 A3 EP 0538702A3
Authority
EP
European Patent Office
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
EP19920117391
Other versions
EP0538702B1 (en
EP0538702A2 (en
Inventor
Joerg Prokisch
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.)
Nokia Technology GmbH
Original Assignee
Nokia Technology 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 Nokia Technology GmbH filed Critical Nokia Technology GmbH
Publication of EP0538702A2 publication Critical patent/EP0538702A2/en
Publication of EP0538702A3 publication Critical patent/EP0538702A3/xx
Application granted granted Critical
Publication of EP0538702B1 publication Critical patent/EP0538702B1/en
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
    • H04R9/025—Magnetic circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
EP92117391A 1991-10-19 1992-10-12 Cone-loudspeaker Expired - Lifetime EP0538702B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9113037U 1991-10-19
DE9113037U DE9113037U1 (en) 1991-10-19 1991-10-19 Cone speaker

Publications (3)

Publication Number Publication Date
EP0538702A2 EP0538702A2 (en) 1993-04-28
EP0538702A3 true EP0538702A3 (en) 1994-04-13
EP0538702B1 EP0538702B1 (en) 1996-09-04

Family

ID=6872423

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92117391A Expired - Lifetime EP0538702B1 (en) 1991-10-19 1992-10-12 Cone-loudspeaker

Country Status (5)

Country Link
US (1) US5243151A (en)
EP (1) EP0538702B1 (en)
JP (1) JPH05252591A (en)
DE (2) DE9113037U1 (en)
DK (1) DK0538702T3 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD346878S (en) * 1991-03-25 1994-05-10 Philip Morris Incorporated Electrical cigarette
DE9113037U1 (en) * 1991-10-19 1992-01-09 Nokia Unterhaltungselektronik (Deutschland) GmbH, 7530 Pforzheim Cone speaker
JP3177758B2 (en) * 1993-04-07 2001-06-18 ミネベア株式会社 Speaker and method of manufacturing the same
JP3011829B2 (en) * 1993-06-30 2000-02-21 株式会社ケンウッド Method and apparatus for manufacturing speaker
US5566242A (en) * 1994-08-02 1996-10-15 Velodyne Acoustics, Inc. Mechanism for a speaker assembly
US5687247A (en) * 1995-07-13 1997-11-11 Proni; Lucio Surround for a loudspeaker
DE19732185A1 (en) * 1997-07-26 1999-01-28 Nokia Deutschland Gmbh Speaker basket
JP3416815B2 (en) * 2000-02-17 2003-06-16 ミネベア株式会社 Speaker and method of manufacturing the same
JP2001359189A (en) * 2000-06-16 2001-12-26 Onkyo Corp Recyclable speaker
JP2003061188A (en) * 2001-08-10 2003-02-28 Minebea Co Ltd Speaker and its manufacturing method
JP2003289596A (en) * 2002-03-27 2003-10-10 Citizen Electronics Co Ltd Speaker and manufacturing method thereof
JP4408731B2 (en) * 2004-03-23 2010-02-03 パイオニア株式会社 Speaker
JP2005277866A (en) * 2004-03-25 2005-10-06 Pioneer Electronic Corp Resin frame, speaker unit and speaker device
DE202014001433U1 (en) * 2014-02-19 2015-02-20 Harman Becker Automotive Systems Gmbh speaker
DE202014003034U1 (en) * 2014-04-02 2015-04-07 Harman Becker Automotive Systems Gmbh speaker
KR102361288B1 (en) 2015-03-13 2022-02-10 삼성전자주식회사 Speaker apparatus
USD884683S1 (en) * 2019-01-02 2020-05-19 Alpine Electronics, Inc. Speaker driver frame

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2569929A1 (en) * 1984-09-03 1986-03-07 Sanden Corp DYNAMIC TRANSDUCER AS SPEAKER FOR SEVERE FREQUENCIES AND ACUTE FREQUENCIES
EP0198359A2 (en) * 1985-04-11 1986-10-22 TELEFUNKEN Fernseh und Rundfunk GmbH Loudspeaker unit
DE3804542A1 (en) * 1988-02-13 1989-09-07 Graetz Nokia Gmbh Loudspeaker connection with strain relief
DE9113037U1 (en) * 1991-10-19 1992-01-09 Nokia Unterhaltungselektronik (Deutschland) GmbH, 7530 Pforzheim Cone speaker

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5853299A (en) * 1981-09-25 1983-03-29 Seiko Instr & Electronics Ltd Dynamic speaker
US4387788A (en) * 1982-01-21 1983-06-14 Lectron Products, Inc. Diaphragm pressure ring for tone generators
JPH02260799A (en) * 1989-03-30 1990-10-23 Pioneer Electron Corp Speaker and its manufacture

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2569929A1 (en) * 1984-09-03 1986-03-07 Sanden Corp DYNAMIC TRANSDUCER AS SPEAKER FOR SEVERE FREQUENCIES AND ACUTE FREQUENCIES
EP0198359A2 (en) * 1985-04-11 1986-10-22 TELEFUNKEN Fernseh und Rundfunk GmbH Loudspeaker unit
DE3804542A1 (en) * 1988-02-13 1989-09-07 Graetz Nokia Gmbh Loudspeaker connection with strain relief
DE9113037U1 (en) * 1991-10-19 1992-01-09 Nokia Unterhaltungselektronik (Deutschland) GmbH, 7530 Pforzheim Cone speaker

Also Published As

Publication number Publication date
EP0538702B1 (en) 1996-09-04
DE9113037U1 (en) 1992-01-09
JPH05252591A (en) 1993-09-28
DK0538702T3 (en) 1996-11-25
EP0538702A2 (en) 1993-04-28
US5243151A (en) 1993-09-07
DE59207044D1 (en) 1996-10-10

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