JPH01129608U - - Google Patents
Info
- Publication number
- JPH01129608U JPH01129608U JP1980088U JP1980088U JPH01129608U JP H01129608 U JPH01129608 U JP H01129608U JP 1980088 U JP1980088 U JP 1980088U JP 1980088 U JP1980088 U JP 1980088U JP H01129608 U JPH01129608 U JP H01129608U
- Authority
- JP
- Japan
- Prior art keywords
- punch pin
- detection device
- hole
- wear detection
- wear
- 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 6
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980088U JPH01129608U (no) | 1988-02-17 | 1988-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980088U JPH01129608U (no) | 1988-02-17 | 1988-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01129608U true JPH01129608U (no) | 1989-09-04 |
Family
ID=31235627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980088U Pending JPH01129608U (no) | 1988-02-17 | 1988-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01129608U (no) |
-
1988
- 1988-02-17 JP JP1980088U patent/JPH01129608U/ja active Pending