JPH0228559Y2 - - Google Patents
Info
- Publication number
- JPH0228559Y2 JPH0228559Y2 JP14821583U JP14821583U JPH0228559Y2 JP H0228559 Y2 JPH0228559 Y2 JP H0228559Y2 JP 14821583 U JP14821583 U JP 14821583U JP 14821583 U JP14821583 U JP 14821583U JP H0228559 Y2 JPH0228559 Y2 JP H0228559Y2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- sound
- holes
- ring part
- small holes
- 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
- 239000012141 concentrate Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 244000145845 chattering Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14821583U JPS6056095U (ja) | 1983-09-27 | 1983-09-27 | 警報器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14821583U JPS6056095U (ja) | 1983-09-27 | 1983-09-27 | 警報器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6056095U JPS6056095U (ja) | 1985-04-19 |
| JPH0228559Y2 true JPH0228559Y2 (en]) | 1990-07-31 |
Family
ID=30329370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14821583U Granted JPS6056095U (ja) | 1983-09-27 | 1983-09-27 | 警報器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6056095U (en]) |
-
1983
- 1983-09-27 JP JP14821583U patent/JPS6056095U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6056095U (ja) | 1985-04-19 |
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