EP0478979A3 - Electrodynamic loudspeaker - Google Patents
Electrodynamic loudspeaker Download PDFInfo
- Publication number
- EP0478979A3 EP0478979A3 EP19910115057 EP91115057A EP0478979A3 EP 0478979 A3 EP0478979 A3 EP 0478979A3 EP 19910115057 EP19910115057 EP 19910115057 EP 91115057 A EP91115057 A EP 91115057A EP 0478979 A3 EP0478979 A3 EP 0478979A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrodynamic loudspeaker
- electrodynamic
- loudspeaker
- 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- Withdrawn
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/06—Arranging circuit leads; Relieving strain on circuit leads
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19904031011 DE4031011A1 (en) | 1990-10-01 | 1990-10-01 | ELECTRODYNAMIC SPEAKER |
DE4031011 | 1990-10-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0478979A2 EP0478979A2 (en) | 1992-04-08 |
EP0478979A3 true EP0478979A3 (en) | 1992-08-26 |
Family
ID=6415353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19910115057 Withdrawn EP0478979A3 (en) | 1990-10-01 | 1991-09-06 | Electrodynamic loudspeaker |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0478979A3 (en) |
JP (1) | JPH04227199A (en) |
DE (1) | DE4031011A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2620787A (en) * | 2022-07-22 | 2024-01-24 | Gp Acoustics Uk Ltd | Loudspeakers |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1338703A (en) * | 1971-07-08 | 1973-11-28 | Emi Ltd | Coils for electromechanical transducers |
EP0112559A1 (en) * | 1982-12-24 | 1984-07-04 | International Standard Electric Corporation | Loudspeaker |
JPS63215296A (en) * | 1987-03-04 | 1988-09-07 | Nec Corp | Voice coil |
EP0377171A2 (en) * | 1989-01-03 | 1990-07-11 | Nokia Unterhaltungselektronik (Deutschland) GmbH | Loudspeaker with plug-in connecting leads |
-
1990
- 1990-10-01 DE DE19904031011 patent/DE4031011A1/en not_active Withdrawn
-
1991
- 1991-09-06 EP EP19910115057 patent/EP0478979A3/en not_active Withdrawn
- 1991-09-30 JP JP25083091A patent/JPH04227199A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1338703A (en) * | 1971-07-08 | 1973-11-28 | Emi Ltd | Coils for electromechanical transducers |
EP0112559A1 (en) * | 1982-12-24 | 1984-07-04 | International Standard Electric Corporation | Loudspeaker |
JPS63215296A (en) * | 1987-03-04 | 1988-09-07 | Nec Corp | Voice coil |
EP0377171A2 (en) * | 1989-01-03 | 1990-07-11 | Nokia Unterhaltungselektronik (Deutschland) GmbH | Loudspeaker with plug-in connecting leads |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 13, no. 5 (E-701)9. Januar 1989 & JP-A-63 215 296 ( NEC CORP ) * |
Also Published As
Publication number | Publication date |
---|---|
JPH04227199A (en) | 1992-08-17 |
DE4031011A1 (en) | 1992-04-02 |
EP0478979A2 (en) | 1992-04-08 |
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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 |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT DE ES FR IT |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT DE ES FR IT |
|
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 |
|
18D | Application deemed to be withdrawn |
Effective date: 19930227 |