JPH0468840B2 - - Google Patents
Info
- Publication number
- JPH0468840B2 JPH0468840B2 JP59115777A JP11577784A JPH0468840B2 JP H0468840 B2 JPH0468840 B2 JP H0468840B2 JP 59115777 A JP59115777 A JP 59115777A JP 11577784 A JP11577784 A JP 11577784A JP H0468840 B2 JPH0468840 B2 JP H0468840B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- magnetic
- bobbin
- magnetic fluid
- vibrating element
- 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 - Lifetime
Links
- 239000011553 magnetic fluid Substances 0.000 claims description 10
- 239000003566 sealing material Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- XWVQUJDBOICHGH-UHFFFAOYSA-N dioctyl nonanedioate Chemical compound CCCCCCCCOC(=O)CCCCCCCC(=O)OCCCCCCCC XWVQUJDBOICHGH-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
- H04R9/066—Loudspeakers using the principle of inertia
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11577784A JPS60259100A (ja) | 1984-06-06 | 1984-06-06 | 隔離独立複数流体支持振動装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11577784A JPS60259100A (ja) | 1984-06-06 | 1984-06-06 | 隔離独立複数流体支持振動装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60259100A JPS60259100A (ja) | 1985-12-21 |
| JPH0468840B2 true JPH0468840B2 (US07709020-20100504-C00041.png) | 1992-11-04 |
Family
ID=14670793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11577784A Granted JPS60259100A (ja) | 1984-06-06 | 1984-06-06 | 隔離独立複数流体支持振動装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60259100A (US07709020-20100504-C00041.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ316550A (en) * | 1995-09-02 | 1998-10-28 | New Transducers Ltd | Vibration transducers |
| CA2229858C (en) * | 1995-09-02 | 2004-06-01 | New Transducers Limited | Inertial vibration transducers |
| US6003766A (en) | 1995-09-02 | 1999-12-21 | New Transducers Limited | Vending machine |
| ITUA20163268A1 (it) * | 2015-05-22 | 2017-11-09 | Ask Ind Spa | Gruppo trasduttore elettro-acustico inerziale. |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555696A (en) * | 1978-10-18 | 1980-04-23 | Matsushita Electric Ind Co Ltd | Dynamic type speaker |
| JPS5899097A (ja) * | 1981-12-09 | 1983-06-13 | Sharp Corp | スピ−カ |
-
1984
- 1984-06-06 JP JP11577784A patent/JPS60259100A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555696A (en) * | 1978-10-18 | 1980-04-23 | Matsushita Electric Ind Co Ltd | Dynamic type speaker |
| JPS5899097A (ja) * | 1981-12-09 | 1983-06-13 | Sharp Corp | スピ−カ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60259100A (ja) | 1985-12-21 |
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