AT297446B - Biegevorrichtung fuer rundstaehle und rohre - Google Patents
Biegevorrichtung fuer rundstaehle und rohreInfo
- Publication number
- AT297446B AT297446B AT574770A AT574770A AT297446B AT 297446 B AT297446 B AT 297446B AT 574770 A AT574770 A AT 574770A AT 574770 A AT574770 A AT 574770A AT 297446 B AT297446 B AT 297446B
- Authority
- AT
- Austria
- Prior art keywords
- tubes
- bending device
- round steels
- steels
- round
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
- B21D11/07—Making serpentine-shaped articles by bending essentially in one plane
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD14442869 | 1969-12-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT297446B true AT297446B (de) | 1972-02-15 |
Family
ID=5481957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT574770A AT297446B (de) | 1969-12-18 | 1970-06-26 | Biegevorrichtung fuer rundstaehle und rohre |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT297446B (de) |
DE (1) | DE2031621A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103878221B (zh) * | 2014-04-03 | 2016-04-13 | 方星 | 用弯曲滚距离传感器并以加热流体加热的u形炉管弯曲工艺 |
CN103861920B (zh) * | 2014-04-03 | 2015-07-15 | 浦江县安恒进出口有限公司 | 用夹具锁轨机构并进行去应力热处理的u形炉管弯曲工艺 |
CN103934327B (zh) * | 2014-04-03 | 2015-10-28 | 楼国华 | 用夹具锁轨机构和弯曲滚距离传感器的u形炉管弯曲工艺 |
-
1970
- 1970-06-26 AT AT574770A patent/AT297446B/de not_active IP Right Cessation
- 1970-06-26 DE DE19702031621 patent/DE2031621A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2031621A1 (en) | 1971-06-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |