FR2515468B1 - Ecouteur dynamique - Google Patents
Ecouteur dynamiqueInfo
- Publication number
- FR2515468B1 FR2515468B1 FR8217925A FR8217925A FR2515468B1 FR 2515468 B1 FR2515468 B1 FR 2515468B1 FR 8217925 A FR8217925 A FR 8217925A FR 8217925 A FR8217925 A FR 8217925A FR 2515468 B1 FR2515468 B1 FR 2515468B1
- Authority
- FR
- France
- Prior art keywords
- dynamic earphone
- earphone
- dynamic
- 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
- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only for telephonic receivers
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Headphones And Earphones (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56171207A JPS5871798A (ja) | 1981-10-26 | 1981-10-26 | ダイナミツク型ヘツドホン |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2515468A1 FR2515468A1 (fr) | 1983-04-29 |
FR2515468B1 true FR2515468B1 (fr) | 1986-03-14 |
Family
ID=15919008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8217925A Expired FR2515468B1 (fr) | 1981-10-26 | 1982-10-26 | Ecouteur dynamique |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5871798A (fr) |
KR (1) | KR860001103B1 (fr) |
AU (1) | AU556442B2 (fr) |
CA (1) | CA1203014A (fr) |
DE (1) | DE3239616A1 (fr) |
FR (1) | FR2515468B1 (fr) |
GB (1) | GB2110502B (fr) |
NL (1) | NL191226C (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1162042C (zh) * | 1999-02-17 | 2004-08-11 | 维弗扬声器公司 | 一种扬声器 |
JP2002152885A (ja) * | 2000-11-14 | 2002-05-24 | Sony Corp | スピーカ装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB525154A (en) * | 1938-02-16 | 1940-08-22 | British Thomson Houston Co Ltd | Improvements in and relating to dynamic sound-converting apparatus |
DE2241445A1 (de) * | 1972-08-23 | 1974-03-21 | Gottlob Widmann & Soehne Gmbh | Kalottenmembran fuer lautsprecher |
JPS5343515A (en) * | 1976-09-30 | 1978-04-19 | Matsushita Electric Ind Co Ltd | Diaphragm for speaker |
JPS53137129A (en) * | 1977-05-07 | 1978-11-30 | Matsushita Electric Ind Co Ltd | Vibratory diaphragm for acousitic device |
DE3049222A1 (de) * | 1980-12-27 | 1982-07-29 | Elektrotechnik Ehmann Gmbh, 6953 Gundelsheim | Elektrodynamisches lautsprechersystem mit kalottenfoermiger membran |
-
1981
- 1981-10-26 JP JP56171207A patent/JPS5871798A/ja active Granted
-
1982
- 1982-10-19 KR KR8204711A patent/KR860001103B1/ko active
- 1982-10-19 CA CA000413722A patent/CA1203014A/fr not_active Expired
- 1982-10-19 AU AU89476/82A patent/AU556442B2/en not_active Expired
- 1982-10-25 NL NL8204113A patent/NL191226C/xx not_active IP Right Cessation
- 1982-10-25 GB GB08230446A patent/GB2110502B/en not_active Expired
- 1982-10-26 DE DE19823239616 patent/DE3239616A1/de active Granted
- 1982-10-26 FR FR8217925A patent/FR2515468B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3239616C2 (fr) | 1990-07-26 |
JPH0235520B2 (fr) | 1990-08-10 |
KR860001103B1 (ko) | 1986-08-07 |
AU556442B2 (en) | 1986-11-06 |
NL191226C (nl) | 1995-03-16 |
FR2515468A1 (fr) | 1983-04-29 |
NL8204113A (nl) | 1983-05-16 |
GB2110502A (en) | 1983-06-15 |
NL191226B (nl) | 1994-10-17 |
AU8947682A (en) | 1983-05-05 |
KR840002388A (ko) | 1984-06-25 |
JPS5871798A (ja) | 1983-04-28 |
GB2110502B (en) | 1985-05-15 |
CA1203014A (fr) | 1986-04-08 |
DE3239616A1 (de) | 1983-05-05 |
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