CA963571A - Transducer - Google Patents
TransducerInfo
- Publication number
- CA963571A CA963571A CA172,164A CA172164A CA963571A CA 963571 A CA963571 A CA 963571A CA 172164 A CA172164 A CA 172164A CA 963571 A CA963571 A CA 963571A
- Authority
- CA
- Canada
- Prior art keywords
- 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
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/02—Loudspeakers
 
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US26525072A | 1972-06-22 | 1972-06-22 | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| CA963571A true CA963571A (en) | 1975-02-25 | 
Family
ID=23009664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| CA172,164A Expired CA963571A (en) | 1972-06-22 | 1973-05-24 | Transducer | 
Country Status (16)
| Country | Link | 
|---|---|
| US (1) | US3798391A (cs) | 
| JP (2) | JPS5013027A (cs) | 
| KR (1) | KR780000424B1 (cs) | 
| BE (1) | BE801293A (cs) | 
| CA (1) | CA963571A (cs) | 
| CH (1) | CH559993A5 (cs) | 
| DE (1) | DE2326960C3 (cs) | 
| ES (1) | ES416111A1 (cs) | 
| FR (1) | FR2202420B1 (cs) | 
| GB (1) | GB1426391A (cs) | 
| HK (1) | HK49477A (cs) | 
| IE (1) | IE37725B1 (cs) | 
| IT (1) | IT989118B (cs) | 
| NL (1) | NL7308542A (cs) | 
| SE (1) | SE388103B (cs) | 
| SU (1) | SU583783A3 (cs) | 
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| DE2507704C3 (de) * | 1975-02-22 | 1980-07-24 | Dr. Kuhn & Co Gmbh, 5000 Koeln | Sprechhilfegerät für Kehlkopfoperierte | 
| JPS5723994Y2 (cs) * | 1976-12-03 | 1982-05-24 | ||
| DE2810459C3 (de) * | 1977-03-14 | 1986-11-13 | Sergej Valentinovič Čeljabinsk Burundukov | Elektrodynamischer Wandler von mechanischen Schwingungen in elektrische Signale und umgekehrt, Stereo- und Monophonie-Tonköpfe und elektrodynamisches Mikrophon | 
| JPS5664514A (en) * | 1979-10-29 | 1981-06-01 | Dx Antenna Co Ltd | Filter | 
| US4385210A (en) * | 1980-09-19 | 1983-05-24 | Electro-Magnetic Corporation | Electro-acoustic planar transducer | 
| DE3208678A1 (de) * | 1982-03-10 | 1983-09-22 | Siemens AG, 1000 Berlin und 8000 München | Sprechanbahnungsgeraet | 
| FR2549335B1 (fr) * | 1983-07-13 | 1985-10-31 | Corselli Laurent | Haut-parleur a modulation magnetique | 
| JPH0761193B2 (ja) * | 1991-07-23 | 1995-06-28 | ボディソニック株式会社 | 電気・機械振動変換器 | 
| RU2189123C2 (ru) * | 2000-04-07 | 2002-09-10 | Комаров Владимир Владимирович | Электродинамический преобразователь "комаг" | 
| KR100780148B1 (ko) * | 2002-09-26 | 2007-11-27 | 세이코 엡슨 가부시키가이샤 | 구동 기구 | 
| US8295536B2 (en) | 2010-03-31 | 2012-10-23 | Bose Corporation | Moving magnet levered loudspeaker | 
| US8295537B2 (en) | 2010-03-31 | 2012-10-23 | Bose Corporation | Loudspeaker moment and torque balancing | 
| KR101888115B1 (ko) * | 2011-07-21 | 2018-08-14 | 씨엔 컴퍼니 리미티드 | 자기공명 발음형 스피커 및 자기공명 발음형 스피커의 설치방법 | 
| US9055370B2 (en) | 2012-08-31 | 2015-06-09 | Bose Corporation | Vibration-reducing passive radiators | 
| JP5668233B1 (ja) | 2014-03-26 | 2015-02-12 | 株式会社サウンドファン | 万能スピーカ | 
| TWI610576B (zh) * | 2016-08-15 | 2018-01-01 | 緯創資通股份有限公司 | 揚聲器 | 
| GB201619516D0 (en) * | 2016-11-18 | 2017-01-04 | Cooper Technologies Co | Electroacoustic driver and related loudspeaker/sounder | 
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US2110153A (en) * | 1934-10-19 | 1938-03-08 | Philips Nv | Magnetic system | 
| US2492255A (en) * | 1944-12-26 | 1949-12-27 | John O Angehrn | Sealed-coil type vibratory magnet loudspeaker | 
| DE1037510B (de) * | 1957-01-09 | 1958-08-28 | Johann Distler K G | Elektromagnetischer Wandler | 
| US3076062A (en) * | 1959-10-30 | 1963-01-29 | Dyna Magnetic Devices Inc | Hearing-aid sound transducer | 
| US3501358A (en) * | 1967-08-30 | 1970-03-17 | Gen Electric | Method of making permanent magnet material powders having superior magnetic characteristics | 
| DE1762107A1 (de) * | 1968-04-08 | 1970-04-30 | Lothar Kuhnert | Rundlautsprecher | 
| US3651283A (en) * | 1968-12-18 | 1972-03-21 | Audio Arts Inc | Loudspeaker having elongated rectangular moving coil | 
| US3625779A (en) * | 1969-08-21 | 1971-12-07 | Gen Electric | Reduction-fusion process for the production of rare earth intermetallic compounds | 
| US3655463A (en) * | 1970-04-30 | 1972-04-11 | Gen Electric | Sintered cobalt-rare earth intermetallic process using solid sintering additive | 
| US3655464A (en) * | 1970-04-30 | 1972-04-11 | Gen Electric | Process of preparing a liquid sintered cobalt-rare earth intermetallic product | 
| US3682715A (en) * | 1970-08-24 | 1972-08-08 | Gen Electric | Sintered cobalt-rare earth intermetallic product including samarium and lanthanum and permanent magnets produced therefrom | 
- 
        1972
        - 1972-06-22 US US00265250A patent/US3798391A/en not_active Expired - Lifetime
 
- 
        1973
        - 1973-05-24 CA CA172,164A patent/CA963571A/en not_active Expired
- 1973-05-26 DE DE2326960A patent/DE2326960C3/de not_active Expired
- 1973-05-30 IE IE864/73A patent/IE37725B1/xx unknown
- 1973-06-13 IT IT25299/73A patent/IT989118B/it active
- 1973-06-14 FR FR7321658A patent/FR2202420B1/fr not_active Expired
- 1973-06-19 NL NL7308542A patent/NL7308542A/xx not_active Application Discontinuation
- 1973-06-20 ES ES416111A patent/ES416111A1/es not_active Expired
- 1973-06-20 GB GB2928973A patent/GB1426391A/en not_active Expired
- 1973-06-21 SU SU7301932098A patent/SU583783A3/ru active
- 1973-06-21 SE SE7308813A patent/SE388103B/xx unknown
- 1973-06-21 CH CH906773A patent/CH559993A5/xx not_active IP Right Cessation
- 1973-06-22 BE BE132588A patent/BE801293A/xx not_active IP Right Cessation
- 1973-06-22 JP JP48069934A patent/JPS5013027A/ja active Pending
- 1973-06-22 KR KR7300986A patent/KR780000424B1/ko not_active Expired
 
- 
        1977
        - 1977-09-22 HK HK494/77A patent/HK49477A/xx unknown
 
- 
        1980
        - 1980-12-02 JP JP1980172258U patent/JPS6019436Y2/ja not_active Expired
 
Also Published As
| Publication number | Publication date | 
|---|---|
| SU583783A3 (ru) | 1977-12-05 | 
| JPS5013027A (cs) | 1975-02-10 | 
| BE801293A (fr) | 1973-10-15 | 
| DE2326960C3 (de) | 1981-05-14 | 
| IE37725L (en) | 1973-12-22 | 
| NL7308542A (cs) | 1973-12-27 | 
| HK49477A (en) | 1977-09-30 | 
| US3798391A (en) | 1974-03-19 | 
| ES416111A1 (es) | 1976-06-16 | 
| JPS5690099U (cs) | 1981-07-18 | 
| FR2202420A1 (cs) | 1974-05-03 | 
| KR780000424B1 (en) | 1978-10-10 | 
| IT989118B (it) | 1975-05-20 | 
| DE2326960B2 (de) | 1980-10-02 | 
| IE37725B1 (en) | 1977-09-28 | 
| GB1426391A (en) | 1976-02-25 | 
| JPS6019436Y2 (ja) | 1985-06-11 | 
| CH559993A5 (cs) | 1975-06-13 | 
| SE388103B (sv) | 1976-09-20 | 
| FR2202420B1 (cs) | 1980-04-18 | 
| DE2326960A1 (de) | 1974-01-10 | 
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