JPH0447632Y2 - - Google Patents
Info
- Publication number
- JPH0447632Y2 JPH0447632Y2 JP1987183479U JP18347987U JPH0447632Y2 JP H0447632 Y2 JPH0447632 Y2 JP H0447632Y2 JP 1987183479 U JP1987183479 U JP 1987183479U JP 18347987 U JP18347987 U JP 18347987U JP H0447632 Y2 JPH0447632 Y2 JP H0447632Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- vibration
- detection
- waveform
- 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
- 238000001514 detection method Methods 0.000 claims description 85
- 230000002159 abnormal effect Effects 0.000 claims description 18
- 239000003990 capacitor Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 12
- 230000000630 rising effect Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183479U JPH0447632Y2 (US07534539-20090519-C00280.png) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183479U JPH0447632Y2 (US07534539-20090519-C00280.png) | 1987-11-30 | 1987-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0187224U JPH0187224U (US07534539-20090519-C00280.png) | 1989-06-08 |
| JPH0447632Y2 true JPH0447632Y2 (US07534539-20090519-C00280.png) | 1992-11-10 |
Family
ID=31474900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987183479U Expired JPH0447632Y2 (US07534539-20090519-C00280.png) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447632Y2 (US07534539-20090519-C00280.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5973622B2 (ja) * | 2015-06-03 | 2016-08-23 | Ntn株式会社 | 転がり軸受の異常診断装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227281A (en) * | 1975-08-25 | 1977-03-01 | Mitsubishi Electric Corp | Semiconductor manufacturing process |
| JPS54118882A (en) * | 1978-03-07 | 1979-09-14 | Hitachi Shipbuilding Eng Co | Device for detecting state of machine etc* |
| JPS5621085A (en) * | 1979-07-30 | 1981-02-27 | Seikosha Co Ltd | Full electronic analog display watch |
| JPS56154628A (en) * | 1980-05-02 | 1981-11-30 | Chugoku Electric Power Co Ltd:The | Device for detecting and processing vibration and loose part |
-
1987
- 1987-11-30 JP JP1987183479U patent/JPH0447632Y2/ja not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227281A (en) * | 1975-08-25 | 1977-03-01 | Mitsubishi Electric Corp | Semiconductor manufacturing process |
| JPS54118882A (en) * | 1978-03-07 | 1979-09-14 | Hitachi Shipbuilding Eng Co | Device for detecting state of machine etc* |
| JPS5621085A (en) * | 1979-07-30 | 1981-02-27 | Seikosha Co Ltd | Full electronic analog display watch |
| JPS56154628A (en) * | 1980-05-02 | 1981-11-30 | Chugoku Electric Power Co Ltd:The | Device for detecting and processing vibration and loose part |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0187224U (US07534539-20090519-C00280.png) | 1989-06-08 |
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