JPH0454362U - - Google Patents
Info
- Publication number
- JPH0454362U JPH0454362U JP9768390U JP9768390U JPH0454362U JP H0454362 U JPH0454362 U JP H0454362U JP 9768390 U JP9768390 U JP 9768390U JP 9768390 U JP9768390 U JP 9768390U JP H0454362 U JPH0454362 U JP H0454362U
- Authority
- JP
- Japan
- Prior art keywords
- laser
- cylindrical hole
- hardened
- concentrated
- stress
- 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
- 230000003287 optical effect Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Heat Treatment Of Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9768390U JPH0454362U (en:Method) | 1990-09-18 | 1990-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9768390U JPH0454362U (en:Method) | 1990-09-18 | 1990-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454362U true JPH0454362U (en:Method) | 1992-05-11 |
Family
ID=31838269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9768390U Pending JPH0454362U (en:Method) | 1990-09-18 | 1990-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454362U (en:Method) |
-
1990
- 1990-09-18 JP JP9768390U patent/JPH0454362U/ja active Pending