CH133241A - Diffuseur acoustique avec diaphragme à éléments prismatiques. - Google Patents
Diffuseur acoustique avec diaphragme à éléments prismatiques.Info
- Publication number
- CH133241A CH133241A CH133241DA CH133241A CH 133241 A CH133241 A CH 133241A CH 133241D A CH133241D A CH 133241DA CH 133241 A CH133241 A CH 133241A
- Authority
- CH
- Switzerland
- Prior art keywords
- diaphragm
- diffuser
- diffuser according
- charac terized
- sectors
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 9
- 239000000872 buffer Substances 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims 1
- 239000002966 varnish Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000002023 wood 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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- 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
- H04R7/12—Non-planar diaphragms or cones
- H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Diaphragms And Bellows (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR655114T | 1927-10-18 | ||
| FR35370T | 1928-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH133241A true CH133241A (fr) | 1929-05-31 |
Family
ID=26182663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH133241D CH133241A (fr) | 1927-10-18 | 1928-07-02 | Diffuseur acoustique avec diaphragme à éléments prismatiques. |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE352536A (forum.php) |
| CH (1) | CH133241A (forum.php) |
| FR (2) | FR655114A (forum.php) |
| GB (2) | GB298977A (forum.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4434203A (en) * | 1980-10-27 | 1984-02-28 | Setra Systems, Inc. | Diaphragm |
-
0
- BE BE352536D patent/BE352536A/xx unknown
-
1927
- 1927-10-18 FR FR655114D patent/FR655114A/fr not_active Expired
-
1928
- 1928-04-06 FR FR35370D patent/FR35370E/fr not_active Expired
- 1928-07-02 CH CH133241D patent/CH133241A/fr unknown
- 1928-07-09 GB GB19854/28A patent/GB298977A/en not_active Expired
- 1928-07-09 GB GB19929/28A patent/GB309156A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB298977A (en) | 1929-02-21 |
| GB309156A (en) | 1929-11-28 |
| FR655114A (fr) | 1929-04-15 |
| BE352536A (forum.php) | |
| FR35370E (fr) | 1930-03-08 |
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