DE2850956C2 - - Google Patents
Info
- Publication number
- DE2850956C2 DE2850956C2 DE2850956A DE2850956A DE2850956C2 DE 2850956 C2 DE2850956 C2 DE 2850956C2 DE 2850956 A DE2850956 A DE 2850956A DE 2850956 A DE2850956 A DE 2850956A DE 2850956 C2 DE2850956 C2 DE 2850956C2
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- drivers
- stiffening
- arms
- magnetic
- 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.)
- Expired
Links
- 239000012528 membrane Substances 0.000 claims description 33
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 241001212789 Dynamis Species 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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
- H04R9/06—Loudspeakers
- H04R9/063—Loudspeakers using a plurality of acoustic drivers
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14185277A JPS5474417A (en) | 1977-11-26 | 1977-11-26 | Multi-point driving type speaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2850956A1 DE2850956A1 (de) | 1979-05-31 |
| DE2850956C2 true DE2850956C2 (en, 2012) | 1988-09-01 |
Family
ID=15301655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782850956 Granted DE2850956A1 (de) | 1977-11-26 | 1978-11-24 | Lautsprecher |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4191863A (en, 2012) |
| JP (1) | JPS5474417A (en, 2012) |
| AT (1) | AT360098B (en, 2012) |
| CA (1) | CA1102443A (en, 2012) |
| DE (1) | DE2850956A1 (en, 2012) |
| FR (1) | FR2410409B1 (en, 2012) |
| GB (1) | GB2010636B (en, 2012) |
| NL (1) | NL189843C (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4237180C1 (de) * | 1992-11-04 | 1994-05-11 | Klaus Dipl Ing Wilgalis | Lautsprecher, insbesondere Großlautsprecher |
| DE19825866A1 (de) * | 1998-06-10 | 1999-12-16 | Nokia Deutschland Gmbh | Plattenlautsprecher |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5525285A (en) * | 1978-08-14 | 1980-02-22 | Sony Corp | Speaker |
| US4357498A (en) * | 1979-06-30 | 1982-11-02 | Pioneer Electronic Corporation | Coaxial type multi-way planar diaphragm loudspeaker system |
| US4328400A (en) * | 1979-06-30 | 1982-05-04 | Pioneer Electronic Corporation | Coaxial multi-way planar diaphragm type loudspeaker system |
| CH636671A5 (fr) * | 1980-05-29 | 1983-06-15 | Rene Duboule | Guichet de securite. |
| JPS5843091U (ja) * | 1981-09-17 | 1983-03-23 | 澤藤 正 | 電気音響変換器用振動板 |
| EP0729628A4 (en) * | 1993-11-18 | 1999-06-16 | Sound Advance Syst Inc | IMPROVED SPEAKER WITH PLANAR DIAPHRAGM |
| JP3260062B2 (ja) * | 1995-09-04 | 2002-02-25 | 株式会社ケンウッド | スピーカ |
| US6519346B1 (en) * | 1998-01-16 | 2003-02-11 | Sony Corporation | Speaker apparatus and electronic apparatus having a speaker apparatus enclosed therein |
| GB9818719D0 (en) * | 1998-08-28 | 1998-10-21 | New Transducers Ltd | Vubration exciter |
| US20050175209A1 (en) * | 2004-02-09 | 2005-08-11 | Madison Fielding, Inc. | Integrated Speaker Device |
| US9402135B1 (en) * | 2013-10-11 | 2016-07-26 | Turtle Beach Corporation | Magnetostrictive parametric transducer |
| DE202015101132U1 (de) * | 2015-03-06 | 2016-06-08 | LEGIS GbR (vertretungsberechtigter Gesellschafter: Thomas C.O. Schmidt, 10707 Berlin) | Planarlautsprecher mit spezifischer Lagerung der Flachmembran sowie Akustikeinheit mit einem derartigen Planarlautsprecher |
| RU2612535C2 (ru) * | 2015-05-14 | 2017-03-09 | БОГУСЛАВСКИЙ Евгений | Громкоговоритель |
| NL1042617B1 (en) * | 2017-11-01 | 2019-05-08 | Mayht Bv | Low profile loudspeaker device |
| EP3725097B1 (en) * | 2017-12-11 | 2021-09-15 | Mayht Holding B.V. | Distributed transducer suspension cones (dtsc) |
| DE102018124261B4 (de) | 2018-10-01 | 2020-06-04 | Grawe & Schneider GdbR (vertretungsberechtigte Gesellschafter: Thomas Grawe, 83088 Kiefersfelden und Gerd-Peter Schneider, 84032 Landshut) | Planarlautsprecher |
| JP7650353B2 (ja) * | 2020-11-04 | 2025-03-24 | ソノス・マイティ・ホールディングス・ベスローテン・フェンノートシャップ | スピーカトランスデューサ |
| WO2022240284A1 (en) * | 2021-05-12 | 2022-11-17 | Mayht Holding B.V. | Speaker unit |
| US12075229B2 (en) | 2022-09-12 | 2024-08-27 | Zachary Arthur Mehrbach | Triangular or hexagonal angled magnet shape for planar magnetic or “isodynamic” drivers |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB312756A (en) * | 1928-04-13 | 1929-06-06 | Cyril John Nesbitt Dufort | Improvements in and relating to electrically operated loud speakers |
| US1872799A (en) * | 1930-11-12 | 1932-08-23 | Victor T Pare | Electrical apparatus |
| US3351719A (en) * | 1964-02-05 | 1967-11-07 | Electronic Res Associates Inc | Loudspeaker assembly |
| JPS5379525A (en) * | 1976-12-23 | 1978-07-14 | Sony Corp | Compound diaphtagm for speakers |
-
1977
- 1977-11-26 JP JP14185277A patent/JPS5474417A/ja active Pending
-
1978
- 1978-11-23 CA CA316,745A patent/CA1102443A/en not_active Expired
- 1978-11-23 GB GB7845800A patent/GB2010636B/en not_active Expired
- 1978-11-24 DE DE19782850956 patent/DE2850956A1/de active Granted
- 1978-11-24 FR FR7833320A patent/FR2410409B1/fr not_active Expired
- 1978-11-27 US US05/963,903 patent/US4191863A/en not_active Expired - Lifetime
- 1978-11-27 NL NLAANVRAGE7811630,A patent/NL189843C/xx not_active IP Right Cessation
- 1978-11-27 AT AT847978A patent/AT360098B/de not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4237180C1 (de) * | 1992-11-04 | 1994-05-11 | Klaus Dipl Ing Wilgalis | Lautsprecher, insbesondere Großlautsprecher |
| DE19825866A1 (de) * | 1998-06-10 | 1999-12-16 | Nokia Deutschland Gmbh | Plattenlautsprecher |
| US6836552B1 (en) | 1998-06-10 | 2004-12-28 | Harman Audio Electronic Systems Gmbh | Panel loudspeakers |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5474417A (en) | 1979-06-14 |
| GB2010636A (en) | 1979-06-27 |
| US4191863A (en) | 1980-03-04 |
| NL7811630A (nl) | 1979-05-29 |
| FR2410409A1 (fr) | 1979-06-22 |
| DE2850956A1 (de) | 1979-05-31 |
| CA1102443A (en) | 1981-06-02 |
| AT360098B (de) | 1980-12-29 |
| FR2410409B1 (fr) | 1985-10-11 |
| GB2010636B (en) | 1982-03-03 |
| ATA847978A (de) | 1980-05-15 |
| NL189843B (nl) | 1993-03-01 |
| NL189843C (nl) | 1993-08-02 |
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| DE590996C (de) | Piezoelektrisches Kristallgebilde fuer Schallaufnahme- und Schallwiedergabevorrichtungen | |
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| DE4335087B4 (de) | Verfahren und Wandler zum Wandeln der mechanischen Schwingung eines Treibers in ein akustisches Signal | |
| DE19747955C2 (de) | Lautsprecher | |
| DE102007016582B3 (de) | Magnetostatischer Lautsprecher, insbesondere Tieftonlautsprecher | |
| DE19631293B4 (de) | Akustischer Wandler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |