NL7110445A - - Google Patents
Info
- Publication number
- NL7110445A NL7110445A NL7110445A NL7110445A NL7110445A NL 7110445 A NL7110445 A NL 7110445A NL 7110445 A NL7110445 A NL 7110445A NL 7110445 A NL7110445 A NL 7110445A NL 7110445 A NL7110445 A NL 7110445A
- Authority
- NL
- Netherlands
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
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7110445A NL7110445A (enExample) | 1971-07-29 | 1971-07-29 | |
| DE2233656A DE2233656C3 (de) | 1971-07-29 | 1972-07-08 | Magnetsystem für einen akustischen Wandler |
| US273299A US3891809A (en) | 1971-07-29 | 1972-07-19 | Magnet system for an acoustic transducer |
| GB3494072A GB1386358A (en) | 1971-07-29 | 1972-07-26 | Magnet system for an electro-acoustic electrodynamic transducer |
| IT27463/72A IT963399B (it) | 1971-07-29 | 1972-07-26 | Sistema magnetico per un trasdut tore acustico |
| AT647972A AT316668B (de) | 1971-07-29 | 1972-07-27 | Magnetsystem für einen akustischen Wandler |
| FR7227229A FR2147288B1 (enExample) | 1971-07-29 | 1972-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7110445A NL7110445A (enExample) | 1971-07-29 | 1971-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7110445A true NL7110445A (enExample) | 1973-01-31 |
Family
ID=19813706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7110445A NL7110445A (enExample) | 1971-07-29 | 1971-07-29 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3891809A (enExample) |
| AT (1) | AT316668B (enExample) |
| DE (1) | DE2233656C3 (enExample) |
| FR (1) | FR2147288B1 (enExample) |
| GB (1) | GB1386358A (enExample) |
| IT (1) | IT963399B (enExample) |
| NL (1) | NL7110445A (enExample) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1957765A (en) * | 1934-05-08 | Magnetomotive force circuits | ||
| US2048222A (en) * | 1931-10-08 | 1936-07-21 | Deutsche Edelstahlwerke Ag | Improvements, in or relating to magnets |
| US2216961A (en) * | 1937-09-30 | 1940-10-08 | Rca Corp | Sound translating apparatus |
| US3462559A (en) * | 1964-08-03 | 1969-08-19 | Dallas Richard Wilder | Two-piece loudspeaker |
-
1971
- 1971-07-29 NL NL7110445A patent/NL7110445A/xx unknown
-
1972
- 1972-07-08 DE DE2233656A patent/DE2233656C3/de not_active Expired
- 1972-07-19 US US273299A patent/US3891809A/en not_active Expired - Lifetime
- 1972-07-26 IT IT27463/72A patent/IT963399B/it active
- 1972-07-26 GB GB3494072A patent/GB1386358A/en not_active Expired
- 1972-07-27 AT AT647972A patent/AT316668B/de not_active IP Right Cessation
- 1972-07-28 FR FR7227229A patent/FR2147288B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2233656C3 (de) | 1979-12-06 |
| US3891809A (en) | 1975-06-24 |
| IT963399B (it) | 1974-01-10 |
| GB1386358A (en) | 1975-03-05 |
| FR2147288A1 (enExample) | 1973-03-09 |
| DE2233656B2 (de) | 1979-04-05 |
| FR2147288B1 (enExample) | 1980-03-14 |
| AT316668B (de) | 1974-07-25 |
| DE2233656A1 (de) | 1973-02-08 |