JPS6335926U - - Google Patents
Info
- Publication number
- JPS6335926U JPS6335926U JP12997386U JP12997386U JPS6335926U JP S6335926 U JPS6335926 U JP S6335926U JP 12997386 U JP12997386 U JP 12997386U JP 12997386 U JP12997386 U JP 12997386U JP S6335926 U JPS6335926 U JP S6335926U
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- noise level
- determination
- sound collection
- microphone
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12997386U JPS6335926U (da) | 1986-08-26 | 1986-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12997386U JPS6335926U (da) | 1986-08-26 | 1986-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6335926U true JPS6335926U (da) | 1988-03-08 |
Family
ID=31027034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12997386U Pending JPS6335926U (da) | 1986-08-26 | 1986-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6335926U (da) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54147883A (en) * | 1978-05-12 | 1979-11-19 | Mitsubishi Electric Corp | Abnormality detector of mechanical structures |
-
1986
- 1986-08-26 JP JP12997386U patent/JPS6335926U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54147883A (en) * | 1978-05-12 | 1979-11-19 | Mitsubishi Electric Corp | Abnormality detector of mechanical structures |
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