DE7221547U - Flach ausgebildete membran fuer elektroakustische wandler - Google Patents
Flach ausgebildete membran fuer elektroakustische wandlerInfo
- Publication number
- DE7221547U DE7221547U DE19727221547U DE7221547U DE7221547U DE 7221547 U DE7221547 U DE 7221547U DE 19727221547 U DE19727221547 U DE 19727221547U DE 7221547 U DE7221547 U DE 7221547U DE 7221547 U DE7221547 U DE 7221547U
- Authority
- DE
- Germany
- Prior art keywords
- section
- electroacoustic transducers
- flat membrane
- membrane
- flat
- 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 title claims description 31
- 238000013016 damping Methods 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000011888 foil Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AR23605971 | 1971-06-08 | ||
| AR23606071 | 1971-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7221547U true DE7221547U (de) | 1972-09-07 |
Family
ID=25590907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19727221547U Expired DE7221547U (de) | 1971-06-08 | 1972-06-08 | Flach ausgebildete membran fuer elektroakustische wandler |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3722617A (enrdf_load_stackoverflow) |
| DE (1) | DE7221547U (enrdf_load_stackoverflow) |
| FR (1) | FR2140579B3 (enrdf_load_stackoverflow) |
| GB (1) | GB1369928A (enrdf_load_stackoverflow) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1510797A (en) * | 1974-11-28 | 1978-05-17 | Bertagni J | Diaphragm for use in an electroacoustic transducer |
| US4318198A (en) * | 1979-11-21 | 1982-03-09 | Wollard Aircraft Equipment, Inc. | Conveyance loader wheel position indicator |
| US4997058A (en) * | 1989-10-02 | 1991-03-05 | Bertagni Jose J | Sound transducer |
| US5425107A (en) * | 1992-04-09 | 1995-06-13 | Bertagni Electronic Sound Transducers, International Corporation | Planar-type loudspeaker with dual density diaphragm |
| WO1995001080A1 (en) * | 1993-06-17 | 1995-01-05 | Bertagni Electronic Sound Transducers International Corporation | Planar diaphragm loudspeaker with counteractive weights |
| EP0729628A4 (en) * | 1993-11-18 | 1999-06-16 | Sound Advance Syst Inc | IMPROVED SPEAKER WITH PLANAR DIAPHRAGM |
| FI951223A0 (fi) * | 1995-03-16 | 1995-03-16 | Seppo Vaeinaemoe Noponen | Planfoerstaerkare |
| US5991424A (en) * | 1995-04-28 | 1999-11-23 | Sound Advance Systems, Inc. | Planar diaphragm speaker with heat dissipator |
| KR19990044067A (ko) * | 1995-09-02 | 1999-06-25 | 에이지마. 헨리 | 벤딩기계 |
| US6929091B2 (en) * | 2002-10-28 | 2005-08-16 | Sound Advance Systems, Inc. | Planar diaphragm loudspeaker and related methods |
| DE102015217778B4 (de) * | 2015-09-17 | 2019-05-29 | Robert Bosch Gmbh | Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler |
| GB2586959B (en) * | 2019-08-08 | 2021-10-13 | Amina Tech Limited | Distributed mode loudspeaker |
-
1972
- 1972-05-31 US US00258335A patent/US3722617A/en not_active Expired - Lifetime
- 1972-06-06 GB GB2636772A patent/GB1369928A/en not_active Expired
- 1972-06-08 FR FR7220674A patent/FR2140579B3/fr not_active Expired
- 1972-06-08 DE DE19727221547U patent/DE7221547U/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3722617A (en) | 1973-03-27 |
| GB1369928A (en) | 1974-10-09 |
| FR2140579A1 (enrdf_load_stackoverflow) | 1973-01-19 |
| FR2140579B3 (enrdf_load_stackoverflow) | 1975-08-08 |
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