JPH0217700Y2 - - Google Patents
Info
- Publication number
- JPH0217700Y2 JPH0217700Y2 JP3193285U JP3193285U JPH0217700Y2 JP H0217700 Y2 JPH0217700 Y2 JP H0217700Y2 JP 3193285 U JP3193285 U JP 3193285U JP 3193285 U JP3193285 U JP 3193285U JP H0217700 Y2 JPH0217700 Y2 JP H0217700Y2
- Authority
- JP
- Japan
- Prior art keywords
- roll
- forming
- pipe
- steel plate
- stepped portions
- 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
- 229910000831 Steel Inorganic materials 0.000 description 17
- 239000010959 steel Substances 0.000 description 17
- 238000005452 bending Methods 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3193285U JPH0217700Y2 (enExample) | 1985-03-06 | 1985-03-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3193285U JPH0217700Y2 (enExample) | 1985-03-06 | 1985-03-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61148420U JPS61148420U (enExample) | 1986-09-12 |
| JPH0217700Y2 true JPH0217700Y2 (enExample) | 1990-05-17 |
Family
ID=30532982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3193285U Expired JPH0217700Y2 (enExample) | 1985-03-06 | 1985-03-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0217700Y2 (enExample) |
-
1985
- 1985-03-06 JP JP3193285U patent/JPH0217700Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61148420U (enExample) | 1986-09-12 |
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