EP0377143A3 - Loudspeaker voice coil - Google Patents

Loudspeaker voice coil Download PDF

Info

Publication number
EP0377143A3
EP0377143A3 EP19890122992 EP89122992A EP0377143A3 EP 0377143 A3 EP0377143 A3 EP 0377143A3 EP 19890122992 EP19890122992 EP 19890122992 EP 89122992 A EP89122992 A EP 89122992A EP 0377143 A3 EP0377143 A3 EP 0377143A3
Authority
EP
European Patent Office
Prior art keywords
voice coil
loudspeaker voice
wires
creating
weight saving
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Withdrawn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
EP19890122992
Other languages
German (de)
French (fr)
Other versions
EP0377143A2 (en
Inventor
Patrick Brown
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 Unterhaltungselektronik 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 Unterhaltungselektronik Deutschland GmbH filed Critical Nokia Unterhaltungselektronik Deutschland GmbH
Publication of EP0377143A2 publication Critical patent/EP0377143A2/en
Publication of EP0377143A3 publication Critical patent/EP0377143A3/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Withdrawn legal-status Critical Current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
    • H04R9/041—Centering

Abstract

Die Schwingspule (1) ist statt aus Drähten aus leitender Folie gewickelt, wodurch sich eine wesentliche Gewichtsersparnis erzielen läßt. The voice coil (1) is made of conductive instead of wires Foil wrapped, creating an essential Weight saving can be achieved.

EP19890122992 1989-01-03 1989-12-13 Loudspeaker voice coil Withdrawn EP0377143A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19893900038 DE3900038A1 (en) 1989-01-03 1989-01-03 SPEAKER VOICE COIL
DE3900038 1989-01-03

Publications (2)

Publication Number Publication Date
EP0377143A2 EP0377143A2 (en) 1990-07-11
EP0377143A3 true EP0377143A3 (en) 1991-07-31

Family

ID=6371527

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890122992 Withdrawn EP0377143A3 (en) 1989-01-03 1989-12-13 Loudspeaker voice coil

Country Status (2)

Country Link
EP (1) EP0377143A3 (en)
DE (1) DE3900038A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2940588B2 (en) * 1993-04-19 1999-08-25 株式会社ケンウッド Voice coil structure
DE19620690C1 (en) * 1996-05-22 1997-07-24 Becker Gmbh Moving coil loudspeaker directly controlled by switched amplifier
WO2001065889A2 (en) * 2000-03-01 2001-09-07 Dragic Dragicevic Movable coil for loudspeakers and microphones
CN111901731B (en) 2019-05-06 2022-01-07 奥音科技（北京）有限公司 Electrodynamic acoustic transducer and method of manufacturing the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR732653A (en) * 1931-08-07 1932-09-23 Kolster Brandes Ltd Reel refinements, especially loudspeakers
US2445276A (en) * 1945-05-04 1948-07-13 Massa Frank Electrodynamic loudspeaker
US3711659A (en) * 1971-01-20 1973-01-16 G Bremseth Loudspeaker voice coils
DE3830082A1 (en) * 1988-09-03 1990-03-15 Electronic Werke Deutschland Voice coil for an electromechanical transducer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR732653A (en) * 1931-08-07 1932-09-23 Kolster Brandes Ltd Reel refinements, especially loudspeakers
US2445276A (en) * 1945-05-04 1948-07-13 Massa Frank Electrodynamic loudspeaker
US3711659A (en) * 1971-01-20 1973-01-16 G Bremseth Loudspeaker voice coils
DE3830082A1 (en) * 1988-09-03 1990-03-15 Electronic Werke Deutschland Voice coil for an electromechanical transducer

Also Published As

Publication number Publication date
EP0377143A2 (en) 1990-07-11
DE3900038A1 (en) 1990-07-05

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