BE398482A - - Google Patents
Info
- Publication number
- BE398482A BE398482A BE398482DA BE398482A BE 398482 A BE398482 A BE 398482A BE 398482D A BE398482D A BE 398482DA BE 398482 A BE398482 A BE 398482A
- Authority
- BE
- Belgium
- Prior art keywords
- duct
- waves
- chamber
- chambers
- opening
- Prior art date
Links
- 210000003027 ear inner Anatomy 0.000 claims description 13
- 210000000883 ear external Anatomy 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 description 5
- 210000000056 organ Anatomy 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 206010011878 Deafness Diseases 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 231100000895 deafness Toxicity 0.000 description 2
- 208000016354 hearing loss disease Diseases 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 210000002159 anterior chamber Anatomy 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000860 cochlear nerve Anatomy 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035807 sensation Effects 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Percussion Or Vibration Massage (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE398482A true BE398482A (enrdf_load_stackoverflow) |
Family
ID=64971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE398482D BE398482A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE398482A (enrdf_load_stackoverflow) |
-
0
- BE BE398482D patent/BE398482A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2222260B1 (fr) | Dispositif acoustique d'attenuation lineaire du son percu | |
| EP1432530B1 (fr) | Dispositif et procede de production d'impulsions ultrasonores de forte pression | |
| FR2579400A1 (fr) | Systeme de transmission d'ondes de pression, notamment applicable aux hauts-parleurs | |
| FR2677160A1 (fr) | Instruments de musique a cordes frottees ou pincees. | |
| BE398482A (enrdf_load_stackoverflow) | ||
| CH625928A5 (enrdf_load_stackoverflow) | ||
| EP0263748A1 (fr) | Transducteur electro-acoustique | |
| EP0365378A1 (fr) | Appareil électronique de traitement d'un signal sonore | |
| FR2480050A1 (fr) | Combine telephonique, de preference compose de deux parties de boitier comportant a leurs extremites des evidements servant de logements a des transducteurs acoustiques | |
| FR2543431A1 (fr) | Appareil auditif tel qu'une prothese | |
| FR2632473A1 (fr) | Dispositifs d'attenuation active de vibrations, notamment de bruit, disposes en serie | |
| FR3078432A1 (fr) | Dispositif vibroacoustique | |
| CH558119A (en) | Enclosure of loud speakers - contains two sub-enclosures positioned to eliminate resonance frequency by phase cancellation | |
| FR2969894A1 (fr) | Enceinte acoustique a au moins deux haut-parleurs | |
| FR2664782A1 (fr) | Enceinte acoustique omnidirectionnelle. | |
| FR2717605A1 (fr) | Instrument de musique. | |
| Martinez-Ansemil et al. | Les Oligochètes aquatiques du Liban. V. Tubifex acuticularis n. sp.(Tubificidae) | |
| BE484194A (enrdf_load_stackoverflow) | ||
| CH283911A (fr) | Tapette pour massages. | |
| BE898304A (fr) | Générateur électro-acoustique. | |
| FR2547687A3 (fr) | Appareil acoustique | |
| BE673136A (enrdf_load_stackoverflow) | ||
| EP0728534A1 (fr) | Procédé et transducteurs immergés dans un fluide pour l'émission d'ondes acoustiques à basse fréquence avec des pavillons allégés | |
| Caty | Note preliminaire sur la presence de proliférations observées sur les huitres atteintes de la maladie des branchies | |
| CH126613A (fr) | Haut-parleur. |