DE3264559D1 - Speaker system - Google Patents
Speaker systemInfo
- Publication number
- DE3264559D1 DE3264559D1 DE8282107390T DE3264559T DE3264559D1 DE 3264559 D1 DE3264559 D1 DE 3264559D1 DE 8282107390 T DE8282107390 T DE 8282107390T DE 3264559 T DE3264559 T DE 3264559T DE 3264559 D1 DE3264559 D1 DE 3264559D1
- Authority
- DE
- Germany
- Prior art keywords
- speaker system
- speaker
- 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
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- 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
-
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13409681A JPS5838097A (en) | 1981-08-28 | 1981-08-28 | Loudspeaker system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3264559D1 true DE3264559D1 (en) | 1985-08-08 |
Family
ID=15120337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282107390T Expired DE3264559D1 (en) | 1981-08-28 | 1982-08-13 | Speaker system |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0072991B1 (en) |
JP (1) | JPS5838097A (en) |
DE (1) | DE3264559D1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8726489D0 (en) * | 1987-11-12 | 1987-12-16 | Grunberg R M | Electro-acoustic transducers |
IT1296539B1 (en) * | 1997-11-06 | 1999-07-09 | Macklaine Di Francesco Di Summ | SPEAKER WITH MOBILE COIL. |
DE102005023759B3 (en) * | 2005-05-19 | 2006-09-14 | Florat Seta | Acoustic transducer with full cone membrane for loud speaker cabinet |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR673659A (en) * | 1928-08-13 | 1930-01-17 | Sound reproducer | |
US2303989A (en) * | 1941-03-01 | 1942-12-01 | Rca Corp | Signal translating apparatus |
US2549091A (en) * | 1946-10-25 | 1951-04-17 | Bell Telephone Labor Inc | Diaphragm for electroacoustic transducers |
DE899048C (en) * | 1950-05-04 | 1953-12-07 | Adelbert Stephan | Loudspeaker with tilt-free multi-cone membrane |
US3746125A (en) * | 1971-09-10 | 1973-07-17 | Lowell Mfg Co | Protective speaker back-can |
US3940576A (en) * | 1974-03-19 | 1976-02-24 | Schultz Herbert J | Loudspeaker having sound funnelling element |
JPS5251929A (en) * | 1975-10-23 | 1977-04-26 | Pioneer Electronic Corp | Diaphragm for speakers |
JPS5393816A (en) * | 1977-01-28 | 1978-08-17 | Hitachi Ltd | Diaphragm of speaker |
-
1981
- 1981-08-28 JP JP13409681A patent/JPS5838097A/en active Pending
-
1982
- 1982-08-13 DE DE8282107390T patent/DE3264559D1/en not_active Expired
- 1982-08-13 EP EP19820107390 patent/EP0072991B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5838097A (en) | 1983-03-05 |
EP0072991A2 (en) | 1983-03-02 |
EP0072991B1 (en) | 1985-07-03 |
EP0072991A3 (en) | 1983-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |