JPH0347684U - - Google Patents
Info
- Publication number
- JPH0347684U JPH0347684U JP11068189U JP11068189U JPH0347684U JP H0347684 U JPH0347684 U JP H0347684U JP 11068189 U JP11068189 U JP 11068189U JP 11068189 U JP11068189 U JP 11068189U JP H0347684 U JPH0347684 U JP H0347684U
- Authority
- JP
- Japan
- Prior art keywords
- welded pipe
- inner bead
- metal band
- mandrel
- center
- 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
- 239000011324 bead Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 4
- 238000010409 ironing Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11068189U JPH0347684U (sl) | 1989-09-20 | 1989-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11068189U JPH0347684U (sl) | 1989-09-20 | 1989-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0347684U true JPH0347684U (sl) | 1991-05-02 |
Family
ID=31659205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11068189U Pending JPH0347684U (sl) | 1989-09-20 | 1989-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347684U (sl) |
-
1989
- 1989-09-20 JP JP11068189U patent/JPH0347684U/ja active Pending