JPS6142091Y2 - - Google Patents
Info
- Publication number
- JPS6142091Y2 JPS6142091Y2 JP3440781U JP3440781U JPS6142091Y2 JP S6142091 Y2 JPS6142091 Y2 JP S6142091Y2 JP 3440781 U JP3440781 U JP 3440781U JP 3440781 U JP3440781 U JP 3440781U JP S6142091 Y2 JPS6142091 Y2 JP S6142091Y2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- mandrel
- collar
- electrode
- electrodes
- 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
- 239000002184 metal Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 8
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3440781U JPS6142091Y2 (zh) | 1981-03-11 | 1981-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3440781U JPS6142091Y2 (zh) | 1981-03-11 | 1981-03-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57146030U JPS57146030U (zh) | 1982-09-13 |
| JPS6142091Y2 true JPS6142091Y2 (zh) | 1986-11-29 |
Family
ID=29831747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3440781U Expired JPS6142091Y2 (zh) | 1981-03-11 | 1981-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6142091Y2 (zh) |
-
1981
- 1981-03-11 JP JP3440781U patent/JPS6142091Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57146030U (zh) | 1982-09-13 |
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