EP0685979A3 - Membrane de centrage. - Google Patents

Membrane de centrage. Download PDF

Info

Publication number: EP0685979A3
Authority: EP; European Patent Office
Prior art keywords: centering diaphragm; centering; diaphragm
Prior art date: 1994-06-01
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP95107546A

Other languages

German (de)

English (en)

Other versions

EP0685979A2 (fr

Inventor

Stefan Geisenberger

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.)

Harman Audio Electronic Systems 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.)

1994-06-01

Filing date

1995-05-18

Publication date

1997-04-23

1994-06-18 Priority claimed from DE4421418A external-priority patent/DE4421418A1/de

1995-05-18 Application filed by Nokia Technology GmbH filed Critical Nokia Technology GmbH

1995-12-06 Publication of EP0685979A2 publication Critical patent/EP0685979A2/fr

1997-04-23 Publication of EP0685979A3 publication Critical patent/EP0685979A3/fr

Status Withdrawn legal-status Critical Current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
- H04R7/16—Mounting or tensioning of 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
- 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
- H04R9/043—Inner suspension or damper, e.g. spider

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Pressure Welding/Diffusion-Bonding (AREA)

EP95107546A 1994-06-01 1995-05-18 Membrane de centrage. Withdrawn EP0685979A3 (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DE4419311		1994-06-01
DE4419311		1994-06-01
DE4421418		1994-06-18
DE4421418A DE4421418A1 (de)	1994-06-01	1994-06-18	Zentriermembran

Publications (2)

Publication Number	Publication Date
EP0685979A2 EP0685979A2 (fr)	1995-12-06
EP0685979A3 true EP0685979A3 (fr)	1997-04-23

Family

ID=25937111

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP95107546A Withdrawn EP0685979A3 (fr)	1994-06-01	1995-05-18	Membrane de centrage.

Country Status (3)

Country	Link
US (1)	US5729616A (fr)
EP (1)	EP0685979A3 (fr)
JP (1)	JPH0851694A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT412602B (de) *	1999-09-23	2005-04-25	Akg Acoustics Gmbh	Elektroakustischer wandler nach dem elektrodynamischen prinzip
US6567528B1 (en) *	1999-11-18	2003-05-20	Harman International Industries, Incorporated	Offset apex spider
US6351544B1 (en)	1999-12-10	2002-02-26	Harman International Industries Incorporated	Regressively hinged spider
US20050185816A1 (en) *	2002-10-16	2005-08-25	Roark Richard S.	Loudspeaker driver having a removable diaphragm assembly, parts kit and method for rebuilding a loudspeaker driver in the field
JP2005328336A (ja) *	2004-05-14	2005-11-24	Pioneer Electronic Corp	スピーカー装置用ダンパー、そのダンパーを用いたスピーカー装置及びその製造方法
JP4952211B2 (ja) *	2006-11-22	2012-06-13	コスモギア株式会社	骨伝導イヤホン
EP2306753A4 (fr) *	2008-07-30	2012-11-28	Pioneer Corp	Dispositif de haut-parleur
JP2011166335A (ja) *	2010-02-08	2011-08-25	Panasonic Corp	スピーカ
CN101954537B (zh) *	2010-04-19	2013-07-03	瑞声声学科技(深圳)有限公司	发声器件的焊接方法
GB2518660A (en) *	2013-09-27	2015-04-01	Pss Belgium Nv	Loudspeaker

Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB635024A (en) *	1947-08-25	1950-03-29	Goodmans Ind Ltd	Improvements in or relating to loud speakers
US4235302A (en) *	1977-03-15	1980-11-25	Kenkichi Tsukamoto	Loudspeaker
GB1586896A (en) *	1976-09-24	1981-03-25	Sansui Electric Co	Diaphragm support for a cone type loudspeaker
DE3037161A1 (de) *	1979-10-01	1981-04-09	James B. Lansing Sound of Delaware Inc., Chicago, Ill.	Aufhaengung fuer eine akustische membran
JPS58131897A (ja) *	1982-02-01	1983-08-05	Nhk Spring Co Ltd	スピーカの振動板用支持部材
DE3620889A1 (de) *	1986-06-21	1987-12-23	Electronic Werke Deutschland	Lautsprecher
FR2668018A1 (fr) *	1990-10-12	1992-04-17	Cabasse Kergonan Sa	Procede de fabrication de l'equipage mobile d'un haut-parleur electrodynamique, et equipage mobile correspondant.

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE591586C (de) *	1930-12-20	1934-10-12	Telefunken Gmbh	Zentriervorrichtung fuer die Konusmembran elektrodynamischer Lautsprecher
US3925626A (en) *	1974-02-22	1975-12-09	Jr Robert John Stallings	Dynamic speaker having dome diaphragm and basket frequency
DE2461278B2 (de) *	1974-12-23	1976-12-16	Foster Electric Co., Ltd., Tokio	Elektroakustischer wandler
NL7703232A (nl) *	1977-03-25	1978-09-27	Philips Nv	Optische aftastinrichting.
DE2900427B1 (de) *	1979-01-08	1979-08-02	Licentia Gmbh	Dynamischer Wandler mit einer Schwingspule in einem mit einer magnetischen Fluessigkeit gefuellten Luftspalt
SU888337A1 (ru) *	1979-09-21	1981-12-07	Институт Тепломассообмена Им.А.В.Лыкова Ан Бсср	Состав дл заполнени зазора магнитной цепи динамического громкоговорител
NL7908896A (nl) *	1979-12-11	1981-07-01	Philips Nv	Een mechanisch filter voor een elektrodynamische omzetter.
NL8200416A (nl) *	1982-02-04	1983-09-01	Philips Nv	Vlakmembraan omzetter en werkwijze voor het vervaardigen van een dergelijke omzetter.
SU1275791A1 (ru) *	1984-06-04	1986-12-07	Государственный Союзный Научно-Исследовательский Институт Радиовещательного Приема И Акустики Им.А.С.Попова	Динамический громкоговоритель
DE3609832A1 (de) *	1986-03-22	1987-09-24	Electronic Werke Deutschland	Lautsprecher
US4727586A (en) *	1986-07-14	1988-02-23	Johnson Charles A	High fidelity speaker system and assembly
US4807295A (en) *	1987-08-18	1989-02-21	Dumbroski And Hanson Industrial Designs, Inc.	Loudspeaker
US4860370A (en) *	1988-02-12	1989-08-22	Gregory Grosbard	Magnetically suspended acoustical speaker
DE3821166A1 (de) *	1988-06-23	1989-12-28	Electronic Werke Deutschland	Passive lautsprecherbox fuer einen fernsehempfaenger
DE3929266C1 (fr) *	1989-09-02	1991-01-03	Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
SU1760647A1 (ru) *	1990-11-19	1992-09-07	Всесоюзный научно-исследовательский институт радиовещательного приема и акустики им.А.С.Попова	Электродинамический громкоговоритель
DE9109452U1 (de) *	1991-07-31	1991-10-17	Nokia Unterhaltungselektronik (Deutschland) GmbH, 7530 Pforzheim	Konuslautsprecher
DE4419249A1 (de) *	1994-06-01	1995-12-07	Nokia Deutschland Gmbh	Lautsprecher
DE4419312A1 (de) *	1994-06-01	1995-12-07	Nokia Deutschland Gmbh	Lautsprecher

1995
- 1995-05-18 EP EP95107546A patent/EP0685979A3/fr not_active Withdrawn
- 1995-05-23 US US08/447,731 patent/US5729616A/en not_active Expired - Fee Related
- 1995-05-31 JP JP7133658A patent/JPH0851694A/ja active Pending

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB635024A (en) *	1947-08-25	1950-03-29	Goodmans Ind Ltd	Improvements in or relating to loud speakers
GB1586896A (en) *	1976-09-24	1981-03-25	Sansui Electric Co	Diaphragm support for a cone type loudspeaker
US4235302A (en) *	1977-03-15	1980-11-25	Kenkichi Tsukamoto	Loudspeaker
DE3037161A1 (de) *	1979-10-01	1981-04-09	James B. Lansing Sound of Delaware Inc., Chicago, Ill.	Aufhaengung fuer eine akustische membran
JPS58131897A (ja) *	1982-02-01	1983-08-05	Nhk Spring Co Ltd	スピーカの振動板用支持部材
DE3620889A1 (de) *	1986-06-21	1987-12-23	Electronic Werke Deutschland	Lautsprecher
FR2668018A1 (fr) *	1990-10-12	1992-04-17	Cabasse Kergonan Sa	Procede de fabrication de l'equipage mobile d'un haut-parleur electrodynamique, et equipage mobile correspondant.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 007, no. 243 (E - 207) 28 October 1983 (1983-10-28) *

Also Published As

Publication number	Publication date
EP0685979A2 (fr)	1995-12-06
JPH0851694A (ja)	1996-02-20
US5729616A (en)	1998-03-17

Legal Events

Date	Code	Title	Description
1995-10-20	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1995-12-06	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE DE DK ES FR GB IT NL SE
1997-03-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1997-04-23	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE DE DK ES FR GB IT NL SE
1997-10-08	17P	Request for examination filed	Effective date: 19970811
1999-10-13	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: HARMAN AUDIO ELECTRONIC SYSTEMS GMBH
2000-03-08	17Q	First examination report despatched	Effective date: 20000119
2000-12-01	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2001-01-17	18D	Application deemed to be withdrawn	Effective date: 20000801

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