FR1505287A - - Google Patents
Info
- Publication number
- FR1505287A FR1505287A FR88360A FR88360A FR1505287A FR 1505287 A FR1505287 A FR 1505287A FR 88360 A FR88360 A FR 88360A FR 88360 A FR88360 A FR 88360A FR 1505287 A FR1505287 A FR 1505287A
- Authority
- FR
- France
- 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
- H04R9/06—Loudspeakers
-
- 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)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51532265A | 1965-12-21 | 1965-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1505287A true FR1505287A (es) | 1968-02-21 |
Family
ID=24050877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR88360A Expired FR1505287A (es) | 1965-12-21 | 1966-12-21 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3466405A (es) |
| BE (1) | BE691587A (es) |
| DE (1) | DE1300146B (es) |
| FR (1) | FR1505287A (es) |
| GB (1) | GB1164306A (es) |
| NL (1) | NL6616887A (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028639B (zh) * | 2014-06-24 | 2016-04-27 | 梧州恒声电子科技有限公司 | 一种采用超薄卷料制造的扬声器盆架的加工工艺 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH168489A (de) * | 1932-01-30 | 1934-04-15 | Rca Corp | Verfahren zum Zusammenbau von Antriebssystemen für elektrodynamische Lautsprecher, Mikrophone oder dergleichen und nach diesem Verfahren hergestelltes Antriebssystem. |
| US2260063A (en) * | 1938-02-28 | 1941-10-21 | Operadio Mfg Company | Loud-speaker |
| US2320402A (en) * | 1940-09-30 | 1943-06-01 | Rca Corp | Loud-speaker |
| DE1002394B (de) * | 1954-12-01 | 1957-02-14 | Siemens Ag | Lautsprecher, insbesondere Hochtonlautsprecher |
| US3133162A (en) * | 1961-09-06 | 1964-05-12 | Aldo L Coen | Loud speaker structure |
-
1965
- 1965-12-21 US US515322A patent/US3466405A/en not_active Expired - Lifetime
-
1966
- 1966-11-16 DE DEG48466A patent/DE1300146B/de active Pending
- 1966-11-21 GB GB52084/66A patent/GB1164306A/en not_active Expired
- 1966-11-30 NL NL6616887A patent/NL6616887A/xx unknown
- 1966-12-21 FR FR88360A patent/FR1505287A/fr not_active Expired
- 1966-12-21 BE BE691587D patent/BE691587A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3466405A (en) | 1969-09-09 |
| BE691587A (es) | 1967-06-21 |
| DE1300146B (de) | 1970-02-05 |
| NL6616887A (es) | 1967-06-22 |
| GB1164306A (en) | 1969-09-17 |