CS178821B2 - Electroacustic converter with magnetic circuit and manufacturing thereof - Google Patents
Electroacustic converter with magnetic circuit and manufacturing thereofInfo
- Publication number
- CS178821B2 CS178821B2 CS7400004350A CS435074A CS178821B2 CS 178821 B2 CS178821 B2 CS 178821B2 CS 7400004350 A CS7400004350 A CS 7400004350A CS 435074 A CS435074 A CS 435074A CS 178821 B2 CS178821 B2 CS 178821B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- electroacustic
- converter
- manufacturing
- magnetic circuit
- magnetic
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
- H04R2209/024—Manufacturing aspects of the magnetic circuit of loudspeaker or microphone transducers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUEE2198A HU167591B (cs) | 1973-12-28 | 1973-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS178821B2 true CS178821B2 (en) | 1977-10-31 |
Family
ID=10995538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS7400004350A CS178821B2 (en) | 1973-12-28 | 1974-06-20 | Electroacustic converter with magnetic circuit and manufacturing thereof |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT336103B (cs) |
| BG (1) | BG24685A3 (cs) |
| CS (1) | CS178821B2 (cs) |
| DE (1) | DE2428909A1 (cs) |
| FR (1) | FR2256619A1 (cs) |
| HU (1) | HU167591B (cs) |
| PL (1) | PL95857B1 (cs) |
| SE (1) | SE391102B (cs) |
| SU (1) | SU500777A3 (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1983001884A1 (en) * | 1981-11-17 | 1983-05-26 | Tiefenbrun, Ivor, Sigmund | Loudspeaker assembly |
| EP0656738B1 (en) * | 1993-12-03 | 1998-01-14 | Harman International Industries Incorporated | Method of manufacturing speakers |
-
1973
- 1973-12-28 HU HUEE2198A patent/HU167591B/hu not_active IP Right Cessation
-
1974
- 1974-06-04 SE SE7407338A patent/SE391102B/xx unknown
- 1974-06-04 AT AT461474A patent/AT336103B/de not_active IP Right Cessation
- 1974-06-12 SU SU2032600A patent/SU500777A3/ru active
- 1974-06-14 DE DE2428909A patent/DE2428909A1/de not_active Ceased
- 1974-06-15 BG BG026990A patent/BG24685A3/xx unknown
- 1974-06-20 CS CS7400004350A patent/CS178821B2/cs unknown
- 1974-07-04 FR FR7423354A patent/FR2256619A1/fr active Granted
- 1974-09-03 PL PL1974173830A patent/PL95857B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| HU167591B (cs) | 1975-11-28 |
| SE7407338L (cs) | 1975-06-30 |
| AT336103B (de) | 1977-04-25 |
| BG24685A3 (en) | 1978-04-12 |
| ATA461474A (de) | 1976-08-15 |
| SE391102B (sv) | 1977-01-31 |
| PL95857B1 (pl) | 1977-11-30 |
| SU500777A3 (ru) | 1976-01-25 |
| FR2256619A1 (en) | 1975-07-25 |
| FR2256619B1 (cs) | 1980-07-11 |
| DE2428909A1 (de) | 1975-07-10 |
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