NL282929A - - Google Patents
Info
- Publication number
- NL282929A NL282929A NL282929DA NL282929A NL 282929 A NL282929 A NL 282929A NL 282929D A NL282929D A NL 282929DA NL 282929 A NL282929 A NL 282929A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/04—Microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US136220A US3413424A (en) | 1961-09-06 | 1961-09-06 | Electro-acoustic transducer |
| US393619A US3249702A (en) | 1961-09-06 | 1964-09-01 | Transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL282929A true NL282929A (en:Method) |
Family
ID=26834132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL282929D NL282929A (en:Method) | 1961-09-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US3413424A (en:Method) |
| CH (2) | CH405430A (en:Method) |
| DE (2) | DE1240937B (en:Method) |
| DK (1) | DK114280B (en:Method) |
| GB (2) | GB984414A (en:Method) |
| NL (1) | NL282929A (en:Method) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3432622A (en) * | 1965-05-10 | 1969-03-11 | Dyna Magnetic Devices Inc | Sub-miniature sound transducers |
| US3935398A (en) * | 1971-07-12 | 1976-01-27 | Industrial Research Products, Inc. | Transducer with improved armature and yoke construction |
| GB8928899D0 (en) * | 1989-12-21 | 1990-02-28 | Knowles Electronics Co | Coil assemblies |
| US5299176A (en) * | 1991-12-20 | 1994-03-29 | Tibbetts Industries, Inc. | Balanced armature transducers with transverse gap |
| NL1004669C2 (nl) * | 1996-12-02 | 1998-06-03 | Microtronic Nederland Bv | Transducer. |
| US6658134B1 (en) | 1999-08-16 | 2003-12-02 | Sonionmicrotronic Nederland B.V. | Shock improvement for an electroacoustic transducer |
| US7065224B2 (en) | 2001-09-28 | 2006-06-20 | Sonionmicrotronic Nederland B.V. | Microphone for a hearing aid or listening device with improved internal damping and foreign material protection |
| US7072482B2 (en) | 2002-09-06 | 2006-07-04 | Sonion Nederland B.V. | Microphone with improved sound inlet port |
| US8135163B2 (en) * | 2007-08-30 | 2012-03-13 | Klipsch Group, Inc. | Balanced armature with acoustic low pass filter |
| US9872109B2 (en) | 2014-12-17 | 2018-01-16 | Knowles Electronics, Llc | Shared coil receiver |
| DE112018003614T5 (de) * | 2017-07-14 | 2020-05-14 | Knowles Electronics, Llc | Akustischer empfänger und verfahren zu dessen herstellung |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2163161A (en) * | 1937-05-20 | 1939-06-20 | Control Instr Co Inc | Magnetic unit |
| DE910906C (de) * | 1942-03-26 | 1954-05-06 | Siemens Ag | Konzentrisches Magnetsystem fuer Telefone oder magnetische Mikrofone |
| FR963909A (en:Method) * | 1947-06-06 | 1950-07-26 | ||
| GB643518A (en) * | 1947-08-19 | 1950-09-20 | Wheeler Insulated Wire Company | Improvements in or relating to transducers |
| NL81703C (en:Method) * | 1951-04-23 | |||
| NL90444C (en:Method) * | 1954-07-21 | |||
| FR1113468A (fr) * | 1954-11-03 | 1956-03-29 | Electronique & Automatisme Sa | Dispositif électromagnétique |
| NL111663C (en:Method) * | 1956-10-11 | |||
| US2994016A (en) * | 1957-08-28 | 1961-07-25 | Tibbetts Industries | Magnetic translating device |
| US2927976A (en) * | 1958-11-17 | 1960-03-08 | Sonotone Corp | Acoustic signal transducers |
| US2927977A (en) * | 1958-11-17 | 1960-03-08 | Sonotone Corp | Acoustic signal transducers |
| US3076062A (en) * | 1959-10-30 | 1963-01-29 | Dyna Magnetic Devices Inc | Hearing-aid sound transducer |
-
0
- NL NL282929D patent/NL282929A/xx unknown
-
1961
- 1961-09-06 US US136220A patent/US3413424A/en not_active Expired - Lifetime
-
1962
- 1962-09-03 DE DEJ25926A patent/DE1240937B/de active Pending
- 1962-09-03 DE DEJ22339A patent/DE1180415B/de active Pending
- 1962-09-05 DK DK388262AA patent/DK114280B/da unknown
- 1962-09-06 GB GB10937/64A patent/GB984414A/en not_active Expired
- 1962-09-06 CH CH1058462A patent/CH405430A/de unknown
- 1962-09-06 GB GB34255/62A patent/GB969288A/en not_active Expired
- 1962-09-06 CH CH1561164A patent/CH414749A/de unknown
-
1964
- 1964-09-01 US US393619A patent/US3249702A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1180415B (de) | 1964-10-29 |
| GB984414A (en) | 1965-02-24 |
| GB969288A (en) | 1964-09-09 |
| DE1240937B (de) | 1967-05-24 |
| CH405430A (de) | 1966-01-15 |
| US3249702A (en) | 1966-05-03 |
| CH414749A (de) | 1966-06-15 |
| US3413424A (en) | 1968-11-26 |
| DK114280B (da) | 1969-06-16 |