FR2587162B1 - Dispositif de fermeture de chambre acoustique pour un transducteur electroacoustique monte dans un boitier - Google Patents
Dispositif de fermeture de chambre acoustique pour un transducteur electroacoustique monte dans un boitierInfo
- Publication number
- FR2587162B1 FR2587162B1 FR868612678A FR8612678A FR2587162B1 FR 2587162 B1 FR2587162 B1 FR 2587162B1 FR 868612678 A FR868612678 A FR 868612678A FR 8612678 A FR8612678 A FR 8612678A FR 2587162 B1 FR2587162 B1 FR 2587162B1
- Authority
- FR
- France
- Prior art keywords
- housing
- closing device
- electroacoustic transducer
- acoustic chamber
- transducer mounted
- 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 - Lifetime
Links
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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/02—Stethoscopes
-
- 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
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
- G10K9/22—Mountings; Casings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Headphones And Earphones (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0267085A AT383242B (de) | 1985-09-12 | 1985-09-12 | Schallkammerverschluss |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2587162A1 FR2587162A1 (fr) | 1987-03-13 |
FR2587162B1 true FR2587162B1 (fr) | 1990-02-02 |
Family
ID=3538428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868612678A Expired - Lifetime FR2587162B1 (fr) | 1985-09-12 | 1986-09-10 | Dispositif de fermeture de chambre acoustique pour un transducteur electroacoustique monte dans un boitier |
Country Status (5)
Country | Link |
---|---|
US (1) | US4771476A (fr) |
AT (1) | AT383242B (fr) |
DE (1) | DE3629905A1 (fr) |
FR (1) | FR2587162B1 (fr) |
GB (1) | GB2180429B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2905350B2 (ja) * | 1992-11-18 | 1999-06-14 | スター精密 株式会社 | 電気音響変換器 |
DE10310461B3 (de) * | 2003-03-07 | 2004-08-05 | Maschinenfabrik Mönninghoff Gmbh & Co. Kg | Tauchspulenaktor |
US9510120B2 (en) * | 2013-10-30 | 2016-11-29 | Amkor Technology, Inc. | Apparatus and method for testing sound transducers |
DE102015216200A1 (de) * | 2015-08-25 | 2017-03-02 | Robert Bosch Gmbh | Akustischer Sensor mit einem Gehäuse und einem an diesem Gehäuse angeordneten Membranelement |
US9966090B2 (en) * | 2016-04-16 | 2018-05-08 | Ted Thomas | Electromechanical system and method of actuating a stylus |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3185767A (en) * | 1960-10-10 | 1965-05-25 | Rca Corp | Loudspeakers |
US3353625A (en) * | 1965-11-26 | 1967-11-21 | Pm & E Electronics Inc | Acoustic manifold |
US3463886A (en) * | 1967-09-15 | 1969-08-26 | P M & E Electronics Inc | Transducer apparatus |
US3610830A (en) * | 1969-06-16 | 1971-10-05 | Telex Corp The | Plug-actuated transducer means |
US4028491A (en) * | 1976-04-02 | 1977-06-07 | Electronic Engineering Company Of California | Transducer switching system |
US4234766A (en) * | 1979-02-05 | 1980-11-18 | Cacho Gibson C | Speaker assembly |
US4395589A (en) * | 1981-07-06 | 1983-07-26 | Eeco Incorporated | Electro-acoustical structure |
-
1985
- 1985-09-12 AT AT0267085A patent/AT383242B/de not_active IP Right Cessation
-
1986
- 1986-09-03 DE DE19863629905 patent/DE3629905A1/de not_active Withdrawn
- 1986-09-10 FR FR868612678A patent/FR2587162B1/fr not_active Expired - Lifetime
- 1986-09-11 GB GB08621897A patent/GB2180429B/en not_active Expired
- 1986-09-12 US US06/907,301 patent/US4771476A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AT383242B (de) | 1987-06-10 |
ATA267085A (de) | 1986-10-15 |
GB2180429A (en) | 1987-03-25 |
FR2587162A1 (fr) | 1987-03-13 |
GB2180429B (en) | 1988-11-16 |
US4771476A (en) | 1988-09-13 |
DE3629905A1 (de) | 1987-03-12 |
GB8621897D0 (en) | 1986-10-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2823589A (en) | Non-intrusive acoustic liquid level sensor | |
DE3171229D1 (en) | Electro acoustic planar transducer | |
FR2570902B1 (fr) | Dispositif a onde acoustique de surface | |
DE3260147D1 (en) | Surface acoustic wave resonator device | |
FR2590078B1 (fr) | Dispositif a onde acoustique de surface | |
EP0435189A3 (en) | Surface acoustic wave device | |
EP0407163A3 (en) | Surface acoustic wave device | |
DE3267639D1 (en) | Surface acoustic wave device | |
FR2635247B1 (fr) | Transducteur piezoelectrique pour generer des ondes de volume | |
FR2587563B1 (fr) | Dispositif a onde acoustique de surface | |
EP0074252A3 (en) | Surface acoustic wave device | |
GB2247593B (en) | A process and an electro-acoustic transducer for transmitting low-frequency acoustic waves into a liquid | |
FR2638929B3 (fr) | Enceinte acoustique pour transduction electro-acoustique | |
GB8912782D0 (en) | An acoustic transducer | |
FR2473811B1 (fr) | Dispositif a onde acoustique de surface | |
FR2587162B1 (fr) | Dispositif de fermeture de chambre acoustique pour un transducteur electroacoustique monte dans un boitier | |
FR2463473B1 (fr) | Dispositif d'onde acoustique de surface | |
DE3265580D1 (en) | Surface acoustic wave device | |
DE3374637D1 (en) | Electronic device using reflected acoustical waves | |
DE3666879D1 (en) | Device for the hydrodynamic generation of acoustic pulses in a liquid volume | |
DE3379143D1 (en) | Electronic device using reflected acoustical waves | |
BR9305650A (pt) | Oscilador de onda acustica de superficie | |
EP0057598A3 (en) | Acoustic surface wave device | |
ES297071Y (es) | Plaqueta acustica | |
EP0259628A3 (en) | Transducer for an acoustic wave filter device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |