JPH0314880Y2 - - Google Patents
Info
- Publication number
- JPH0314880Y2 JPH0314880Y2 JP1255587U JP1255587U JPH0314880Y2 JP H0314880 Y2 JPH0314880 Y2 JP H0314880Y2 JP 1255587 U JP1255587 U JP 1255587U JP 1255587 U JP1255587 U JP 1255587U JP H0314880 Y2 JPH0314880 Y2 JP H0314880Y2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- case
- piezoelectric
- ventilation hole
- space
- 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
- 238000009423 ventilation Methods 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 239000000945 filler Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1255587U JPH0314880Y2 (en]) | 1987-01-30 | 1987-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1255587U JPH0314880Y2 (en]) | 1987-01-30 | 1987-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63121999U JPS63121999U (en]) | 1988-08-08 |
| JPH0314880Y2 true JPH0314880Y2 (en]) | 1991-04-02 |
Family
ID=30800793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1255587U Expired JPH0314880Y2 (en]) | 1987-01-30 | 1987-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314880Y2 (en]) |
-
1987
- 1987-01-30 JP JP1255587U patent/JPH0314880Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63121999U (en]) | 1988-08-08 |
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