JPS646577U - - Google Patents
Info
- Publication number
- JPS646577U JPS646577U JP10067287U JP10067287U JPS646577U JP S646577 U JPS646577 U JP S646577U JP 10067287 U JP10067287 U JP 10067287U JP 10067287 U JP10067287 U JP 10067287U JP S646577 U JPS646577 U JP S646577U
- Authority
- JP
- Japan
- Prior art keywords
- sound collecting
- collecting tube
- ultrasonic
- sound
- intermediate wall
- 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
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Locating Faults (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067287U JPS646577U (enExample) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067287U JPS646577U (enExample) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646577U true JPS646577U (enExample) | 1989-01-13 |
Family
ID=31328957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10067287U Pending JPS646577U (enExample) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646577U (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5797475A (en) * | 1980-12-10 | 1982-06-17 | Meidensha Electric Mfg Co Ltd | Measuring method for position of energy source |
-
1987
- 1987-06-30 JP JP10067287U patent/JPS646577U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5797475A (en) * | 1980-12-10 | 1982-06-17 | Meidensha Electric Mfg Co Ltd | Measuring method for position of energy source |