JPH054394Y2 - - Google Patents
Info
- Publication number
- JPH054394Y2 JPH054394Y2 JP15558487U JP15558487U JPH054394Y2 JP H054394 Y2 JPH054394 Y2 JP H054394Y2 JP 15558487 U JP15558487 U JP 15558487U JP 15558487 U JP15558487 U JP 15558487U JP H054394 Y2 JPH054394 Y2 JP H054394Y2
- Authority
- JP
- Japan
- Prior art keywords
- field coil
- circuit board
- printed circuit
- case
- 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 - Lifetime
Links
- 239000002184 metal Substances 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 3
- 208000032041 Hearing impaired Diseases 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 206010011878 Deafness Diseases 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010370 hearing loss Effects 0.000 description 1
- 231100000888 hearing loss Toxicity 0.000 description 1
- 208000016354 hearing loss disease Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15558487U JPH054394Y2 (US07902200-20110308-C00004.png) | 1987-10-13 | 1987-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15558487U JPH054394Y2 (US07902200-20110308-C00004.png) | 1987-10-13 | 1987-10-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0163298U JPH0163298U (US07902200-20110308-C00004.png) | 1989-04-24 |
| JPH054394Y2 true JPH054394Y2 (US07902200-20110308-C00004.png) | 1993-02-03 |
Family
ID=31433341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15558487U Expired - Lifetime JPH054394Y2 (US07902200-20110308-C00004.png) | 1987-10-13 | 1987-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH054394Y2 (US07902200-20110308-C00004.png) |
-
1987
- 1987-10-13 JP JP15558487U patent/JPH054394Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0163298U (US07902200-20110308-C00004.png) | 1989-04-24 |
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