JPS6230393Y2 - - Google Patents
Info
- Publication number
- JPS6230393Y2 JPS6230393Y2 JP12292281U JP12292281U JPS6230393Y2 JP S6230393 Y2 JPS6230393 Y2 JP S6230393Y2 JP 12292281 U JP12292281 U JP 12292281U JP 12292281 U JP12292281 U JP 12292281U JP S6230393 Y2 JPS6230393 Y2 JP S6230393Y2
- Authority
- JP
- Japan
- Prior art keywords
- voice coil
- coil
- bobbin
- coil bobbin
- magnetic
- 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
- 238000004804 winding Methods 0.000 claims description 17
- 239000010410 layer Substances 0.000 description 14
- 230000004907 flux Effects 0.000 description 7
- 230000005520 electrodynamics Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 229910000737 Duralumin Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 150000003949 imides Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004177 elastic tissue Anatomy 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12292281U JPS5830397U (ja) | 1981-08-21 | 1981-08-21 | 動電形スピ−カ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12292281U JPS5830397U (ja) | 1981-08-21 | 1981-08-21 | 動電形スピ−カ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5830397U JPS5830397U (ja) | 1983-02-28 |
| JPS6230393Y2 true JPS6230393Y2 (en)van) | 1987-08-04 |
Family
ID=29916829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12292281U Granted JPS5830397U (ja) | 1981-08-21 | 1981-08-21 | 動電形スピ−カ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5830397U (en)van) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0671353B2 (ja) * | 1984-07-13 | 1994-09-07 | 松下電器産業株式会社 | マイクロホンユニツト |
-
1981
- 1981-08-21 JP JP12292281U patent/JPS5830397U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5830397U (ja) | 1983-02-28 |
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