GB1543028A - Electroacoustical transducer - Google Patents
Electroacoustical transducerInfo
- Publication number
- GB1543028A GB1543028A GB51592/77A GB5159277A GB1543028A GB 1543028 A GB1543028 A GB 1543028A GB 51592/77 A GB51592/77 A GB 51592/77A GB 5159277 A GB5159277 A GB 5159277A GB 1543028 A GB1543028 A GB 1543028A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electroacoustical transducer
- electroacoustical
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/045—Mounting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
-
- 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
- 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
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- H04R31/006—Interconnection of transducer parts
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Manufacturing & Machinery (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/718,178 US4158756A (en) | 1976-08-27 | 1976-08-27 | Dynamic loudspeaker with plastic basket encapsulating front pole plate |
US05/718,112 US4061890A (en) | 1976-08-27 | 1976-08-27 | Loudspeaker with single layer rectangular wire voice coil wound on slit metal bobbin with a notch in the adjacent pole plate |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1543028A true GB1543028A (en) | 1979-03-28 |
Family
ID=27109839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB51592/77A Expired GB1543028A (en) | 1976-08-27 | 1977-07-29 | Electroacoustical transducer |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5329115A (sv) |
AU (1) | AU512997B2 (sv) |
DE (1) | DE2738784A1 (sv) |
FR (1) | FR2363255A1 (sv) |
GB (1) | GB1543028A (sv) |
IT (1) | IT1080558B (sv) |
NL (1) | NL7709369A (sv) |
SE (3) | SE418137B (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58144993U (ja) * | 1982-03-24 | 1983-09-29 | オンキヨー株式会社 | 楕円形スピ−カ |
FR2542551A1 (fr) * | 1983-03-07 | 1984-09-14 | Picart Lebas | Traducteur electroacoustique de type dynamique, notamment pour appareils |
GB1456501A (en) * | 1988-03-08 | 1976-11-24 | Indep Broadcasting Authority | Television apparatus |
JPH0816037A (ja) * | 1994-06-30 | 1996-01-19 | Nec Corp | 感光体ドラム装置 |
JP2017076962A (ja) * | 2015-10-06 | 2017-04-20 | サウンド、ソリューションズ、インターナショナル、カンパニー、リミテッドSound Solutions International Co., Ltd. | 電気音響変換器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1260064A (fr) * | 1960-03-14 | 1961-05-05 | Vadasztoltenygyar | Haut-parleur magnétique |
US3258543A (en) * | 1962-10-01 | 1966-06-28 | Electro Voice | Dynamic microphone |
DE1268679B (de) * | 1963-02-25 | 1968-05-22 | Victor Company Of Japan | Verfahren und Vorrichtung zum Herstellen von Lautsprecherkoerben |
DE1901976A1 (de) * | 1968-05-13 | 1970-01-15 | Elettrofisico Di Zanon & C S A | Lautsprecher in Monoblockausfuehrung und Verfahren zu seiner Herstellung |
GB1219918A (en) * | 1968-08-08 | 1971-01-20 | Standard Telephones Cables Ltd | Improvements in and relating to moving coil transducers |
FR2133490A1 (en) * | 1971-04-15 | 1972-12-01 | Mikrut Antoine | Sound producing appts - with injection moulded base and diaphragm |
AT338351B (de) * | 1975-04-29 | 1977-08-25 | Philips Nv | Elektroakustischer wandler, verfahren zur herstellung eines solchen wandlers und vorrichtung zur durchfuhrung solcher verfahren |
-
1977
- 1977-05-31 FR FR7716605A patent/FR2363255A1/fr active Granted
- 1977-06-08 IT IT24502/77A patent/IT1080558B/it active
- 1977-06-29 JP JP7772777A patent/JPS5329115A/ja active Granted
- 1977-07-14 SE SE7708200A patent/SE418137B/sv unknown
- 1977-07-29 GB GB51592/77A patent/GB1543028A/en not_active Expired
- 1977-08-12 AU AU27870/77A patent/AU512997B2/en not_active Expired
- 1977-08-25 NL NL7709369A patent/NL7709369A/xx not_active Application Discontinuation
- 1977-08-27 DE DE19772738784 patent/DE2738784A1/de not_active Withdrawn
-
1979
- 1979-09-25 SE SE7907932A patent/SE7907932L/sv not_active Application Discontinuation
-
1980
- 1980-12-15 SE SE8008806A patent/SE8008806L/sv not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE7708200L (sv) | 1978-02-28 |
SE418137B (sv) | 1981-05-04 |
SE8008806L (sv) | 1980-12-15 |
DE2738784A1 (de) | 1978-03-02 |
JPS6138679B2 (sv) | 1986-08-30 |
JPS5329115A (en) | 1978-03-18 |
NL7709369A (nl) | 1978-03-01 |
FR2363255A1 (fr) | 1978-03-24 |
FR2363255B1 (sv) | 1982-05-28 |
IT1080558B (it) | 1985-05-16 |
AU2787077A (en) | 1979-02-15 |
SE7907932L (sv) | 1979-09-25 |
AU512997B2 (en) | 1980-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |