CH626225B - Transducteur electro-acoustique. - Google Patents
Transducteur electro-acoustique.Info
- Publication number
- CH626225B CH626225B CH261978A CH261978A CH626225B CH 626225 B CH626225 B CH 626225B CH 261978 A CH261978 A CH 261978A CH 261978 A CH261978 A CH 261978A CH 626225 B CH626225 B CH 626225B
- Authority
- CH
- Switzerland
- Prior art keywords
- diaphragm
- electro
- acoustic transducer
- transducer
- tubular piece
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C21/00—Producing acoustic time signals by electrical means
- G04C21/02—Constructional details
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Electromechanical Clocks (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH261978A CH626225GA3 (en) | 1978-03-10 | 1978-03-10 | Electroacoustic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH261978A CH626225GA3 (en) | 1978-03-10 | 1978-03-10 | Electroacoustic transducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH626225B true CH626225B (fr) | |
| CH626225GA3 CH626225GA3 (en) | 1981-11-13 |
Family
ID=4237826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH261978A CH626225GA3 (en) | 1978-03-10 | 1978-03-10 | Electroacoustic transducer |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH626225GA3 (fr) |
-
1978
- 1978-03-10 CH CH261978A patent/CH626225GA3/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH626225GA3 (en) | 1981-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |