JPH0346373Y2 - - Google Patents
Info
- Publication number
- JPH0346373Y2 JPH0346373Y2 JP12819284U JP12819284U JPH0346373Y2 JP H0346373 Y2 JPH0346373 Y2 JP H0346373Y2 JP 12819284 U JP12819284 U JP 12819284U JP 12819284 U JP12819284 U JP 12819284U JP H0346373 Y2 JPH0346373 Y2 JP H0346373Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- defect
- level
- gate
- level comparator
- 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
- 230000007547 defect Effects 0.000 claims description 65
- 239000000523 sample Substances 0.000 claims description 47
- 238000001514 detection method Methods 0.000 claims description 24
- 238000002592 echocardiography Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 230000003321 amplification Effects 0.000 claims description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 7
- 238000007654 immersion Methods 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 23
- 239000010959 steel Substances 0.000 description 23
- 230000002950 deficient Effects 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000003550 marker Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12819284U JPS6142466U (ja) | 1984-08-23 | 1984-08-23 | 水浸式超音波探傷装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12819284U JPS6142466U (ja) | 1984-08-23 | 1984-08-23 | 水浸式超音波探傷装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6142466U JPS6142466U (ja) | 1986-03-19 |
| JPH0346373Y2 true JPH0346373Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-09-30 |
Family
ID=30686821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12819284U Granted JPS6142466U (ja) | 1984-08-23 | 1984-08-23 | 水浸式超音波探傷装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6142466U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1984
- 1984-08-23 JP JP12819284U patent/JPS6142466U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6142466U (ja) | 1986-03-19 |
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