JPS53146252A - Manufacture of welded spiral pipe - Google Patents
Manufacture of welded spiral pipeInfo
- Publication number
- JPS53146252A JPS53146252A JP6180577A JP6180577A JPS53146252A JP S53146252 A JPS53146252 A JP S53146252A JP 6180577 A JP6180577 A JP 6180577A JP 6180577 A JP6180577 A JP 6180577A JP S53146252 A JPS53146252 A JP S53146252A
- Authority
- JP
- Japan
- Prior art keywords
- manufacture
- spiral pipe
- welded spiral
- mandrel
- welded
- 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
Abstract
PURPOSE: To make possible the exact formation of welded pipes of various being coiled around the freely expandable mandrel, keeping a constant spiral angle, and also, by pulling away the mandrel contracted at the end position of the advance limit.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6180577A JPS53146252A (en) | 1977-05-26 | 1977-05-26 | Manufacture of welded spiral pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6180577A JPS53146252A (en) | 1977-05-26 | 1977-05-26 | Manufacture of welded spiral pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53146252A true JPS53146252A (en) | 1978-12-20 |
Family
ID=13181663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6180577A Pending JPS53146252A (en) | 1977-05-26 | 1977-05-26 | Manufacture of welded spiral pipe |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53146252A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62114720A (en) * | 1985-11-13 | 1987-05-26 | Babcock Hitachi Kk | Cylindrical body manufacturing device |
-
1977
- 1977-05-26 JP JP6180577A patent/JPS53146252A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62114720A (en) * | 1985-11-13 | 1987-05-26 | Babcock Hitachi Kk | Cylindrical body manufacturing device |
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