JPH01132160U - - Google Patents
Info
- Publication number
- JPH01132160U JPH01132160U JP2718188U JP2718188U JPH01132160U JP H01132160 U JPH01132160 U JP H01132160U JP 2718188 U JP2718188 U JP 2718188U JP 2718188 U JP2718188 U JP 2718188U JP H01132160 U JPH01132160 U JP H01132160U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- piezoelectric vibrator
- back air
- chamber plate
- shaped protrusion
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 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 |
|---|---|---|---|
| JP2718188U JPH01132160U (cs) | 1988-03-01 | 1988-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2718188U JPH01132160U (cs) | 1988-03-01 | 1988-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01132160U true JPH01132160U (cs) | 1989-09-07 |
Family
ID=31249452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2718188U Pending JPH01132160U (cs) | 1988-03-01 | 1988-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01132160U (cs) |
-
1988
- 1988-03-01 JP JP2718188U patent/JPH01132160U/ja active Pending
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