FR2559332B1 - Transducteur electromagnetique lineaire symetrique - Google Patents
Transducteur electromagnetique lineaire symetriqueInfo
- Publication number
- FR2559332B1 FR2559332B1 FR8401737A FR8401737A FR2559332B1 FR 2559332 B1 FR2559332 B1 FR 2559332B1 FR 8401737 A FR8401737 A FR 8401737A FR 8401737 A FR8401737 A FR 8401737A FR 2559332 B1 FR2559332 B1 FR 2559332B1
- Authority
- FR
- France
- Prior art keywords
- electromagnetic transducer
- linear electromagnetic
- symmetric linear
- symmetric
- transducer
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8401737A FR2559332B1 (fr) | 1984-02-02 | 1984-02-02 | Transducteur electromagnetique lineaire symetrique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8401737A FR2559332B1 (fr) | 1984-02-02 | 1984-02-02 | Transducteur electromagnetique lineaire symetrique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2559332A1 FR2559332A1 (fr) | 1985-08-09 |
FR2559332B1 true FR2559332B1 (fr) | 1987-02-20 |
Family
ID=9300770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8401737A Expired FR2559332B1 (fr) | 1984-02-02 | 1984-02-02 | Transducteur electromagnetique lineaire symetrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2559332B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4041858A1 (de) * | 1990-12-24 | 1992-07-02 | Nokia Unterhaltungselektronik | Antriebssystem fuer langhubige tieftonlautsprecher |
FR2696611A1 (fr) * | 1992-09-28 | 1994-04-08 | Stamp Sa | Transducteur électro-acoustique à volume diffusant. |
FR2696308A1 (fr) * | 1992-09-28 | 1994-04-01 | Rigondeau Robert | Système électro-acoustique à lévitation magnétique et effet de volume. |
JP3984397B2 (ja) * | 1999-09-14 | 2007-10-03 | パイオニア株式会社 | スピーカ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR678577A (fr) * | 1929-04-15 | 1930-04-02 | Perfectionnements aux moteurs électro-magnétiques vibrants | |
GB705100A (en) * | 1951-10-03 | 1954-03-10 | Fortiphone Ltd | Improvements in telephone instruments and microphones of the moving coil type |
FR1180456A (fr) * | 1957-08-01 | 1959-06-04 | Haut-parleur électrodynamique |
-
1984
- 1984-02-02 FR FR8401737A patent/FR2559332B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2559332A1 (fr) | 1985-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |