EP0525400A3 - - Google Patents

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Publication number
EP0525400A3
EP0525400A3 EP19920110869 EP92110869A EP0525400A3 EP 0525400 A3 EP0525400 A3 EP 0525400A3 EP 19920110869 EP19920110869 EP 19920110869 EP 92110869 A EP92110869 A EP 92110869A EP 0525400 A3 EP0525400 A3 EP 0525400A3
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
EP19920110869
Other versions
EP0525400A2 (en
EP0525400B1 (en
Inventor
Leander Dipl.-Ing. Scholz
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 Deutschland GmbH
Original Assignee
Nokia Deutschland 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 Deutschland GmbH filed Critical Nokia Deutschland GmbH
Publication of EP0525400A2 publication Critical patent/EP0525400A2/en
Publication of EP0525400A3 publication Critical patent/EP0525400A3/xx
Application granted granted Critical
Publication of EP0525400B1 publication Critical patent/EP0525400B1/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • 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
    • H04R7/24—Tensioning by means acting directly on free portions of diaphragm or cone
EP92110869A 1991-07-31 1992-06-26 Diaphragm for cone loudspeaker Expired - Lifetime EP0525400B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9109452U DE9109452U1 (en) 1991-07-31 1991-07-31
DE9109452U 1991-07-31

Publications (3)

Publication Number Publication Date
EP0525400A2 EP0525400A2 (en) 1993-02-03
EP0525400A3 true EP0525400A3 (en) 1994-01-05
EP0525400B1 EP0525400B1 (en) 1995-01-11

Family

ID=6869826

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92110869A Expired - Lifetime EP0525400B1 (en) 1991-07-31 1992-06-26 Diaphragm for cone loudspeaker

Country Status (7)

Country Link
US (1) US5323469A (en)
EP (1) EP0525400B1 (en)
JP (1) JPH05268694A (en)
CZ (1) CZ281054B6 (en)
DE (2) DE9109452U1 (en)
DK (1) DK0525400T3 (en)
PL (1) PL54120Y1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9109452U1 (en) * 1991-07-31 1991-10-17 Nokia Unterhaltungselektronik (Deutschland) Gmbh, 7530 Pforzheim, De
EP0685979A3 (en) * 1994-06-01 1997-04-23 Nokia Technology Gmbh Centering diaphragm.
DE4419312A1 (en) * 1994-06-01 1995-12-07 Nokia Deutschland Gmbh speaker
US5734734A (en) * 1995-12-29 1998-03-31 Proni; Lucio Audio voice coil adaptor ring
US5734132A (en) * 1996-07-19 1998-03-31 Proni; Lucio Concentric tube suspension system for loudspeakers
JP3599954B2 (en) * 1996-12-11 2004-12-08 有限会社ベルテック Speaker
US6031925A (en) * 1998-06-25 2000-02-29 U.S. Philips Corporation Telescoping loudspeaker has multiple voice coils
US6351544B1 (en) 1999-12-10 2002-02-26 Harman International Industries Incorporated Regressively hinged spider
US6700987B2 (en) * 2000-08-25 2004-03-02 Matsushita Electric Industrial Co., Ltd. Loudspeaker
EP1324632B1 (en) * 2001-06-11 2009-07-29 Panasonic Corporation Speaker
JP4243499B2 (en) * 2002-06-11 2009-03-25 富士通株式会社 Bonded substrate manufacturing apparatus and bonded substrate manufacturing method
US7197154B2 (en) * 2002-08-21 2007-03-27 Sahyoun Joseph Y Method and audio speaker with minimization of wobble of the voice coil
JP3651470B2 (en) * 2003-03-31 2005-05-25 松下電器産業株式会社 Speaker
US20080219481A1 (en) * 2005-01-06 2008-09-11 Pss Belgium N.V. Loudspeaker Having a Movable Cone Body
WO2008023419A1 (en) * 2006-08-24 2008-02-28 Pioneer Corporation Speaker
US8204269B2 (en) * 2008-08-08 2012-06-19 Sahyoun Joseph Y Low profile audio speaker with minimization of voice coil wobble, protection and cooling
WO2010058556A1 (en) * 2008-11-19 2010-05-27 パナソニック株式会社 Speaker and electronic device including speaker
GB2470362B (en) * 2009-05-19 2013-03-20 Gp Acoustics Uk Ltd Cone loudspeaker
GB2480457B (en) 2010-05-19 2014-01-08 Gp Acoustics Uk Ltd Loudspeaker
USD783577S1 (en) * 2015-09-16 2017-04-11 Stillwater Designs And Audio, Inc. Subwoofer
JP1602158S (en) * 2017-09-05 2018-04-16
JP1602162S (en) * 2017-09-12 2018-04-16
JP2023019839A (en) * 2021-07-30 2023-02-09 パナソニックＩｐマネジメント株式会社 Electroacoustic transducer

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB378986A (en) * 1931-05-27 1932-08-25 Fred Umpleby Improvements in and relating to sound reproducing instruments
GB440041A (en) * 1934-06-19 1935-12-19 Robert Rodger Glen Improvements in or relating to loud-speakers and the like
DE3929266C1 (en) * 1989-09-02 1991-01-03 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE9109452U1 (en) * 1991-07-31 1991-10-17 Nokia Unterhaltungselektronik (Deutschland) Gmbh, 7530 Pforzheim, De

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB253687A (en) * 1925-05-14 1926-06-24 Patrick Joseph Mullaly Improvements in telephone receivers, sound reproducers and like instruments
FR687655A (en) * 1929-12-24 1930-08-12 Lissen Ltd Improvements to telephone loudspeakers
US1897294A (en) * 1930-08-14 1933-02-14 Radio Electr Soc Fr Loud speaker and like apparatus
US2641329A (en) * 1950-05-29 1953-06-09 Univ Loudspeakers Inc Loud-speaker diaphragm with transversely arched stiffener means
FR1079073A (en) * 1953-02-26 1954-11-25 Bouyer Paul & Cie Loud speaker

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB378986A (en) * 1931-05-27 1932-08-25 Fred Umpleby Improvements in and relating to sound reproducing instruments
GB440041A (en) * 1934-06-19 1935-12-19 Robert Rodger Glen Improvements in or relating to loud-speakers and the like
DE3929266C1 (en) * 1989-09-02 1991-01-03 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE9109452U1 (en) * 1991-07-31 1991-10-17 Nokia Unterhaltungselektronik (Deutschland) Gmbh, 7530 Pforzheim, De

Also Published As

Publication number Publication date
PL54120Y1 (en) 1996-05-31
CZ281054B6 (en) 1996-06-12
EP0525400A2 (en) 1993-02-03
DE9109452U1 (en) 1991-10-17
EP0525400B1 (en) 1995-01-11
US5323469A (en) 1994-06-21
DE59201179D1 (en) 1995-02-23
DK0525400T3 (en) 1995-04-24
CZ236592A3 (en) 1993-02-17
JPH05268694A (en) 1993-10-15

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