JPH0450974Y2 - - Google Patents
Info
- Publication number
- JPH0450974Y2 JPH0450974Y2 JP6783590U JP6783590U JPH0450974Y2 JP H0450974 Y2 JPH0450974 Y2 JP H0450974Y2 JP 6783590 U JP6783590 U JP 6783590U JP 6783590 U JP6783590 U JP 6783590U JP H0450974 Y2 JPH0450974 Y2 JP H0450974Y2
- Authority
- JP
- Japan
- Prior art keywords
- rollers
- conical tube
- jig
- pair
- present
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 31
- 238000005452 bending Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6783590U JPH0450974Y2 (en]) | 1990-06-28 | 1990-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6783590U JPH0450974Y2 (en]) | 1990-06-28 | 1990-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0324316U JPH0324316U (en]) | 1991-03-13 |
| JPH0450974Y2 true JPH0450974Y2 (en]) | 1992-12-01 |
Family
ID=31601764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6783590U Expired JPH0450974Y2 (en]) | 1990-06-28 | 1990-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0450974Y2 (en]) |
-
1990
- 1990-06-28 JP JP6783590U patent/JPH0450974Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0324316U (en]) | 1991-03-13 |
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