DK0581129T3 - - Google Patents
Info
- Publication number
- DK0581129T3 DK0581129T3 DK93111355T DK93111355T DK0581129T3 DK 0581129 T3 DK0581129 T3 DK 0581129T3 DK 93111355 T DK93111355 T DK 93111355T DK 93111355 T DK93111355 T DK 93111355T DK 0581129 T3 DK0581129 T3 DK 0581129T3
- Authority
- DK
- Denmark
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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19924225156 DE4225156A1 (en) | 1992-07-30 | 1992-07-30 | Magnet system for electro-acoustic transducers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0581129T3 true DK0581129T3 (en) | 1997-03-17 |
Family
ID=6464440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK93111355T DK0581129T3 (en) | 1992-07-30 | 1993-07-15 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0581129B1 (en) |
| JP (1) | JPH06163240A (en) |
| DE (2) | DE4225156A1 (en) |
| DK (1) | DK0581129T3 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19618898A1 (en) * | 1996-05-10 | 1997-11-13 | Nokia Deutschland Gmbh | speaker |
| DE19808688C2 (en) * | 1997-03-05 | 2002-12-12 | Harman Audio Electronic Sys | Magnet system and method for its manufacture |
| GB2371165B (en) * | 2001-01-16 | 2004-12-22 | Kh Technology | Magnet system for loudspeakers |
| ITRE20010026A1 (en) | 2001-03-23 | 2002-09-23 | S I P E Societ Italiana Elettr | SPEAKER CUPS WITH NEODYMIUM MAGNET. |
| JP2005151253A (en) | 2003-11-17 | 2005-06-09 | Sony Corp | Speaker apparatus |
| JP3981926B2 (en) * | 2003-11-17 | 2007-09-26 | ソニー株式会社 | Speaker device |
| JP3797561B2 (en) | 2003-11-18 | 2006-07-19 | ソニー株式会社 | Speaker device |
| US7894623B2 (en) | 2006-03-22 | 2011-02-22 | Harman International Industries, Incorporated | Loudspeaker having an interlocking magnet structure |
| US9854365B2 (en) | 2016-04-15 | 2017-12-26 | Harman International Industries, Inc. | Loudspeaker motor and suspension system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2188790A (en) * | 1986-04-04 | 1987-10-07 | Data Recording Instr Co | Switched stator winding for an electric motor |
| GB8810943D0 (en) * | 1988-05-09 | 1988-06-15 | Kef Electronics Ltd | Loudspeaker |
| US4926896A (en) * | 1988-12-23 | 1990-05-22 | Dresser Industries, Inc. | Sensitive electrical to mechanical transducer |
| DE3936639C1 (en) * | 1989-11-03 | 1991-03-07 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | Permanent magnet arrangement e.g. for vehicle loudspeaker - includes associated oscillatory coil arrangement to drive loudspeaker diaphragm |
| DE4021651C1 (en) * | 1990-07-07 | 1991-06-27 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De |
-
1992
- 1992-07-30 DE DE19924225156 patent/DE4225156A1/en not_active Withdrawn
-
1993
- 1993-07-15 DE DE59303831T patent/DE59303831D1/en not_active Expired - Lifetime
- 1993-07-15 EP EP19930111355 patent/EP0581129B1/en not_active Expired - Lifetime
- 1993-07-15 DK DK93111355T patent/DK0581129T3/da active
- 1993-07-30 JP JP19045793A patent/JPH06163240A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE59303831D1 (en) | 1996-10-24 |
| DE4225156A1 (en) | 1994-02-03 |
| EP0581129B1 (en) | 1996-09-18 |
| JPH06163240A (en) | 1994-06-10 |
| EP0581129A1 (en) | 1994-02-02 |