JPH021505U - - Google Patents
Info
- Publication number
- JPH021505U JPH021505U JP7892188U JP7892188U JPH021505U JP H021505 U JPH021505 U JP H021505U JP 7892188 U JP7892188 U JP 7892188U JP 7892188 U JP7892188 U JP 7892188U JP H021505 U JPH021505 U JP H021505U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- punch hole
- hole detection
- welded
- continuous line
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7892188U JPH021505U (cs) | 1988-06-16 | 1988-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7892188U JPH021505U (cs) | 1988-06-16 | 1988-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH021505U true JPH021505U (cs) | 1990-01-08 |
Family
ID=31303811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7892188U Pending JPH021505U (cs) | 1988-06-16 | 1988-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021505U (cs) |
-
1988
- 1988-06-16 JP JP7892188U patent/JPH021505U/ja active Pending
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