JPH054909Y2 - - Google Patents
Info
- Publication number
- JPH054909Y2 JPH054909Y2 JP1985053935U JP5393585U JPH054909Y2 JP H054909 Y2 JPH054909 Y2 JP H054909Y2 JP 1985053935 U JP1985053935 U JP 1985053935U JP 5393585 U JP5393585 U JP 5393585U JP H054909 Y2 JPH054909 Y2 JP H054909Y2
- Authority
- JP
- Japan
- Prior art keywords
- roller
- plate material
- rollers
- roll forming
- forming device
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 4
- 238000005304 joining Methods 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 206010028347 Muscle twitching Diseases 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985053935U JPH054909Y2 (cs) | 1985-04-11 | 1985-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985053935U JPH054909Y2 (cs) | 1985-04-11 | 1985-04-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61172620U JPS61172620U (cs) | 1986-10-27 |
| JPH054909Y2 true JPH054909Y2 (cs) | 1993-02-08 |
Family
ID=30575253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985053935U Expired - Lifetime JPH054909Y2 (cs) | 1985-04-11 | 1985-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH054909Y2 (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4489878B2 (ja) * | 1999-10-13 | 2010-06-23 | 株式会社佐藤型鋼製作所 | 金属製四角筒の製造方法および製造装置 |
| JP2002035847A (ja) * | 2000-07-19 | 2002-02-05 | Sekisui House Ltd | ロール成形装置 |
| KR101149727B1 (ko) | 2009-07-27 | 2012-06-01 | 주식회사 성우하이텍 | 롤 포밍 장치 및 롤 포밍 방법, 및 이들을 이용하여 제조되는 범퍼빔 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54112776A (en) * | 1978-02-24 | 1979-09-03 | Hitachi Metals Ltd | Molding of lock seam pipe with reinforced seam portion |
-
1985
- 1985-04-11 JP JP1985053935U patent/JPH054909Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54112776A (en) * | 1978-02-24 | 1979-09-03 | Hitachi Metals Ltd | Molding of lock seam pipe with reinforced seam portion |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61172620U (cs) | 1986-10-27 |
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