JPS622873Y2 - - Google Patents
Info
- Publication number
- JPS622873Y2 JPS622873Y2 JP12729880U JP12729880U JPS622873Y2 JP S622873 Y2 JPS622873 Y2 JP S622873Y2 JP 12729880 U JP12729880 U JP 12729880U JP 12729880 U JP12729880 U JP 12729880U JP S622873 Y2 JPS622873 Y2 JP S622873Y2
- Authority
- JP
- Japan
- Prior art keywords
- voice coil
- coil bobbin
- reinforcing ring
- ring part
- fixed
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12729880U JPS622873Y2 (zh) | 1980-09-09 | 1980-09-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12729880U JPS622873Y2 (zh) | 1980-09-09 | 1980-09-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5751397U JPS5751397U (zh) | 1982-03-24 |
JPS622873Y2 true JPS622873Y2 (zh) | 1987-01-22 |
Family
ID=29487711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12729880U Expired JPS622873Y2 (zh) | 1980-09-09 | 1980-09-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS622873Y2 (zh) |
-
1980
- 1980-09-09 JP JP12729880U patent/JPS622873Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5751397U (zh) | 1982-03-24 |
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