JPH02141831U - - Google Patents
Info
- Publication number
- JPH02141831U JPH02141831U JP5203389U JP5203389U JPH02141831U JP H02141831 U JPH02141831 U JP H02141831U JP 5203389 U JP5203389 U JP 5203389U JP 5203389 U JP5203389 U JP 5203389U JP H02141831 U JPH02141831 U JP H02141831U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- detection sensor
- vibration
- vibration detection
- amplifier
- 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
- 238000001514 detection method Methods 0.000 claims description 5
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5203389U JPH02141831U (is) | 1989-05-01 | 1989-05-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5203389U JPH02141831U (is) | 1989-05-01 | 1989-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02141831U true JPH02141831U (is) | 1990-11-29 |
Family
ID=31571997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5203389U Pending JPH02141831U (is) | 1989-05-01 | 1989-05-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02141831U (is) |
-
1989
- 1989-05-01 JP JP5203389U patent/JPH02141831U/ja active Pending