EP0587910A4 - Speaker. - Google Patents

Speaker.

Info

Publication number
EP0587910A4
EP0587910A4 EP93906856A EP93906856A EP0587910A4 EP 0587910 A4 EP0587910 A4 EP 0587910A4 EP 93906856 A EP93906856 A EP 93906856A EP 93906856 A EP93906856 A EP 93906856A EP 0587910 A4 EP0587910 A4 EP 0587910A4
Authority
EP
European Patent Office
Prior art keywords
speaker
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.)
Withdrawn
Application number
EP93906856A
Other languages
German (de)
French (fr)
Other versions
EP0587910A1 (en
Inventor
Yoshio Sakamoto
Shirou Iwakura
Akio Tanase
Kaoru Yamazaki
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.)
Kenwood KK
Original Assignee
Kenwood KK
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 Kenwood KK filed Critical Kenwood KK
Priority to EP97118656A priority Critical patent/EP0835040B1/en
Publication of EP0587910A1 publication Critical patent/EP0587910A1/en
Publication of EP0587910A4 publication Critical patent/EP0587910A4/en
Withdrawn legal-status Critical Current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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • 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
EP93906856A 1992-03-31 1993-03-31 Speaker. Withdrawn EP0587910A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP97118656A EP0835040B1 (en) 1992-03-31 1993-03-31 Loudspeaker

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP26566/92U 1992-03-31
JP2656692 1992-03-31
JP88156/92U 1992-11-30
JP1992088156U JP2592066Y2 (en) 1992-03-31 1992-11-30 Speaker

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP97118656A Division EP0835040B1 (en) 1992-03-31 1993-03-31 Loudspeaker

Publications (2)

Publication Number Publication Date
EP0587910A1 EP0587910A1 (en) 1994-03-23
EP0587910A4 true EP0587910A4 (en) 1995-01-18

Family

ID=26364372

Family Applications (2)

Application Number Title Priority Date Filing Date
EP93906856A Withdrawn EP0587910A4 (en) 1992-03-31 1993-03-31 Speaker.
EP97118656A Expired - Lifetime EP0835040B1 (en) 1992-03-31 1993-03-31 Loudspeaker

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP97118656A Expired - Lifetime EP0835040B1 (en) 1992-03-31 1993-03-31 Loudspeaker

Country Status (4)

Country Link
EP (2) EP0587910A4 (en)
JP (1) JP2592066Y2 (en)
DE (2) DE69332569T2 (en)
WO (1) WO1993020666A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3011826B2 (en) * 1993-02-02 2000-02-21 株式会社ケンウッド Speaker
JPH11275678A (en) * 1998-03-25 1999-10-08 Sony Corp Loudspeaker device
US7116796B1 (en) 1999-09-14 2006-10-03 Nanonord A/S Diaphragm transducer
EP1502477A1 (en) * 2002-04-25 2005-02-02 Koninklijke Philips Electronics N.V. Electromagnetic driving unit for a loudspeaker assembly
CN104038875A (en) * 2014-07-02 2014-09-10 陈坚胜 Loudspeaker
DE102015111527A1 (en) 2015-07-16 2017-01-19 Lofelt Gmbh Vibrating actuator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1928118A1 (en) * 1968-06-03 1969-12-11 Sagawa Takashi Device for sound reproduction
JPS59148500A (en) * 1983-02-14 1984-08-25 Sony Corp Dynamic speaker
GB2137047A (en) * 1983-03-15 1984-09-26 Donald Maynard Chave Moving coil loudspeakers
DE3730305C1 (en) * 1987-09-10 1989-03-23 Daimler Benz Ag speaker

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3201529A (en) * 1962-11-16 1965-08-17 Philip C Surh Dynamic speaker
US3351719A (en) * 1964-02-05 1967-11-07 Electronic Res Associates Inc Loudspeaker assembly
JPS52147429U (en) * 1976-05-06 1977-11-08
JPS5753037Y2 (en) * 1978-11-22 1982-11-17
JPS57168599A (en) * 1981-04-09 1982-10-16 Mitsubishi Electric Corp Bobbinless voice coil
JPS60155296U (en) * 1984-03-27 1985-10-16 パイオニア株式会社 speaker voice coil
JPS6489893A (en) * 1987-09-30 1989-04-05 Matsushita Electric Ind Co Ltd Speaker
JPH0382996U (en) * 1989-12-11 1991-08-23
DE4130460A1 (en) * 1991-09-13 1993-03-18 Nokia Deutschland Gmbh ELECTROMAGNETIC CONVERTER

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1928118A1 (en) * 1968-06-03 1969-12-11 Sagawa Takashi Device for sound reproduction
JPS59148500A (en) * 1983-02-14 1984-08-25 Sony Corp Dynamic speaker
GB2137047A (en) * 1983-03-15 1984-09-26 Donald Maynard Chave Moving coil loudspeakers
DE3730305C1 (en) * 1987-09-10 1989-03-23 Daimler Benz Ag speaker

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 008, no. 281 (E - 286) 21 December 1984 (1984-12-21) *
See also references of WO9320666A1 *

Also Published As

Publication number Publication date
JP2592066Y2 (en) 1999-03-17
JPH0593197U (en) 1993-12-17
DE835040T1 (en) 1998-09-03
EP0587910A1 (en) 1994-03-23
EP0835040A1 (en) 1998-04-08
DE69332569T2 (en) 2003-08-21
WO1993020666A1 (en) 1993-10-14
DE69332569D1 (en) 2003-01-23
EP0835040B1 (en) 2002-12-11

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Owner name: KABUSHIKI KAISHA KENWOOD

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: KABUSHIKI KAISHA KENWOOD

A4 Supplementary search report drawn up and despatched

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18D Application deemed to be withdrawn

Effective date: 19971105