FR929368A - Perfectionnements aux convertisseurs électro-acoustiques - Google Patents
Perfectionnements aux convertisseurs électro-acoustiquesInfo
- Publication number
- FR929368A FR929368A FR929368DA FR929368A FR 929368 A FR929368 A FR 929368A FR 929368D A FR929368D A FR 929368DA FR 929368 A FR929368 A FR 929368A
- Authority
- FR
- France
- Prior art keywords
- electro
- acoustic converters
- converters
- acoustic
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/041—Centering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/022—Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929368X | 1941-05-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR929368A true FR929368A (fr) | 1947-12-24 |
Family
ID=10728177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR929368D Expired FR929368A (fr) | 1941-05-27 | 1946-06-07 | Perfectionnements aux convertisseurs électro-acoustiques |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE477473A (fr) |
FR (1) | FR929368A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20108128U1 (de) | 2001-05-14 | 2001-08-02 | Bms Papier Concept Gmbh | Tüte für Lebensmittel mit Sichtfenster |
-
0
- BE BE477473D patent/BE477473A/xx unknown
-
1946
- 1946-06-07 FR FR929368D patent/FR929368A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE477473A (fr) |
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