JPS6426197U - - Google Patents
Info
- Publication number
- JPS6426197U JPS6426197U JP12184887U JP12184887U JPS6426197U JP S6426197 U JPS6426197 U JP S6426197U JP 12184887 U JP12184887 U JP 12184887U JP 12184887 U JP12184887 U JP 12184887U JP S6426197 U JPS6426197 U JP S6426197U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- circumferential surface
- groove
- recessed
- die
- 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
- 238000000605 extraction Methods 0.000 claims 1
- 238000004080 punching Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12184887U JPS6426197U (lt) | 1987-08-08 | 1987-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12184887U JPS6426197U (lt) | 1987-08-08 | 1987-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6426197U true JPS6426197U (lt) | 1989-02-14 |
Family
ID=31369233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12184887U Pending JPS6426197U (lt) | 1987-08-08 | 1987-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6426197U (lt) |
-
1987
- 1987-08-08 JP JP12184887U patent/JPS6426197U/ja active Pending