DE3891332T1 - DYNAMIC SPEAKER HEAD - Google Patents
DYNAMIC SPEAKER HEADInfo
- Publication number
- DE3891332T1 DE3891332T1 DE19883891332 DE3891332T DE3891332T1 DE 3891332 T1 DE3891332 T1 DE 3891332T1 DE 19883891332 DE19883891332 DE 19883891332 DE 3891332 T DE3891332 T DE 3891332T DE 3891332 T1 DE3891332 T1 DE 3891332T1
- Authority
- DE
- Germany
- Prior art keywords
- dynamic speaker
- speaker head
- head
- dynamic
- 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.)
- Withdrawn
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
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
-
- 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
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SU1988/000135 WO1989012374A1 (en) | 1988-06-10 | 1988-06-10 | Dynamic head of loud speaker |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3891332T1 true DE3891332T1 (en) | 1990-06-07 |
Family
ID=21617270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19883891332 Withdrawn DE3891332T1 (en) | 1988-06-10 | 1988-06-10 | DYNAMIC SPEAKER HEAD |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH02504691A (en) |
DE (1) | DE3891332T1 (en) |
FI (1) | FI900657A0 (en) |
GB (1) | GB2234136B (en) |
NL (1) | NL8821131A (en) |
WO (1) | WO1989012374A1 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54128328A (en) * | 1978-03-28 | 1979-10-04 | Matsushita Electric Ind Co Ltd | Speaker |
JPS603277B2 (en) * | 1978-06-15 | 1985-01-26 | ソニー株式会社 | speaker device |
US4472604A (en) * | 1980-03-08 | 1984-09-18 | Nippon Gakki Seizo Kabushiki Kaisha | Planar type electro-acoustic transducer and process for manufacturing same |
GB2074812B (en) * | 1980-04-21 | 1984-01-04 | Matsushita Electric Ind Co Ltd | Method of manufacturing a speaker diaphragm |
-
1988
- 1988-06-10 DE DE19883891332 patent/DE3891332T1/en not_active Withdrawn
- 1988-06-10 JP JP50693788A patent/JPH02504691A/en active Pending
- 1988-06-10 NL NL8821131A patent/NL8821131A/en not_active Application Discontinuation
- 1988-06-10 WO PCT/SU1988/000135 patent/WO1989012374A1/en active Application Filing
-
1990
- 1990-02-07 GB GB9002714A patent/GB2234136B/en not_active Expired
- 1990-02-09 FI FI900657A patent/FI900657A0/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI900657A0 (en) | 1990-02-09 |
JPH02504691A (en) | 1990-12-27 |
GB2234136B (en) | 1992-06-24 |
GB2234136A (en) | 1991-01-23 |
GB9002714D0 (en) | 1990-08-01 |
NL8821131A (en) | 1990-05-01 |
WO1989012374A1 (en) | 1989-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8139 | Disposal/non-payment of the annual fee |