JPS6223198Y2 - - Google Patents
Info
- Publication number
- JPS6223198Y2 JPS6223198Y2 JP16881U JP16881U JPS6223198Y2 JP S6223198 Y2 JPS6223198 Y2 JP S6223198Y2 JP 16881 U JP16881 U JP 16881U JP 16881 U JP16881 U JP 16881U JP S6223198 Y2 JPS6223198 Y2 JP S6223198Y2
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical
- permanent magnet
- present
- holding member
- diaphragm
- 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
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16881U JPS6223198Y2 (US20090163788A1-20090625-C00002.png) | 1981-01-06 | 1981-01-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16881U JPS6223198Y2 (US20090163788A1-20090625-C00002.png) | 1981-01-06 | 1981-01-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57113600U JPS57113600U (US20090163788A1-20090625-C00002.png) | 1982-07-14 |
| JPS6223198Y2 true JPS6223198Y2 (US20090163788A1-20090625-C00002.png) | 1987-06-12 |
Family
ID=29798758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16881U Expired JPS6223198Y2 (US20090163788A1-20090625-C00002.png) | 1981-01-06 | 1981-01-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6223198Y2 (US20090163788A1-20090625-C00002.png) |
-
1981
- 1981-01-06 JP JP16881U patent/JPS6223198Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57113600U (US20090163788A1-20090625-C00002.png) | 1982-07-14 |
