JPS4866430A - - Google Patents
Info
- Publication number
- JPS4866430A JPS4866430A JP12077272A JP12077272A JPS4866430A JP S4866430 A JPS4866430 A JP S4866430A JP 12077272 A JP12077272 A JP 12077272A JP 12077272 A JP12077272 A JP 12077272A JP S4866430 A JPS4866430 A JP S4866430A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/04—Alloys based on tungsten or molybdenum
-
- 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
- H04R9/046—Construction
- H04R9/047—Construction in which the windings of the moving coil lay in the same plane
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT1059671A AT310272B (de) | 1971-12-09 | 1971-12-09 | Elektrodynamisches Antriebsystem, insbesondere Schallwandler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4866430A true JPS4866430A (ja) | 1973-09-12 |
Family
ID=3623418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12077272A Pending JPS4866430A (ja) | 1971-12-09 | 1972-12-04 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4866430A (ja) |
| AT (1) | AT310272B (ja) |
| DE (1) | DE2259815A1 (ja) |
| FR (1) | FR2162380B3 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54183342U (ja) * | 1978-06-14 | 1979-12-26 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1563511A (en) * | 1976-03-19 | 1980-03-26 | Harwood H | Diaphragms for electroacoustic transducers |
| EP1686832B1 (en) * | 2005-01-26 | 2008-04-09 | Harman Becker Automotive Systems GmbH | Electroacoustic transducer |
| EP1881732A1 (en) | 2006-06-21 | 2008-01-23 | Harman/Becker Automotive Systems GmbH | Magnetic membrane suspension |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS426565Y1 (ja) * | 1964-06-26 | 1967-03-29 |
-
1971
- 1971-12-09 AT AT1059671A patent/AT310272B/de active
-
1972
- 1972-11-21 FR FR7241320A patent/FR2162380B3/fr not_active Expired
- 1972-12-04 JP JP12077272A patent/JPS4866430A/ja active Pending
- 1972-12-07 DE DE19722259815 patent/DE2259815A1/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS426565Y1 (ja) * | 1964-06-26 | 1967-03-29 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54183342U (ja) * | 1978-06-14 | 1979-12-26 | ||
| JPS5811113Y2 (ja) * | 1978-06-14 | 1983-03-01 | オンキヨー株式会社 | スピ−カ− |
Also Published As
| Publication number | Publication date |
|---|---|
| AT310272B (de) | 1973-09-25 |
| FR2162380B3 (ja) | 1976-01-09 |
| DE2259815A1 (de) | 1973-06-14 |
| FR2162380A1 (ja) | 1973-07-20 |