DD113702A1 - - Google Patents
Info
- Publication number
- DD113702A1 DD113702A1 DD181709A DD18170974A DD113702A1 DD 113702 A1 DD113702 A1 DD 113702A1 DD 181709 A DD181709 A DD 181709A DD 18170974 A DD18170974 A DD 18170974A DD 113702 A1 DD113702 A1 DD 113702A1
- Authority
- DD
- German Democratic Republic
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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
- B21D3/04—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes skew to the path of the work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
- Wire Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732352281 DE2352281C3 (de) | 1973-10-18 | Richtanlage für Rohre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD113702A1 true DD113702A1 (fr) | 1975-06-20 |
Family
ID=5895777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD181709A DD113702A1 (fr) | 1973-10-18 | 1974-10-15 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3910088A (fr) |
| JP (1) | JPS542196B2 (fr) |
| CA (1) | CA1024052A (fr) |
| DD (1) | DD113702A1 (fr) |
| ES (1) | ES430996A1 (fr) |
| FR (1) | FR2248093B1 (fr) |
| GB (1) | GB1461859A (fr) |
| HU (1) | HU170713B (fr) |
| IT (1) | IT1022882B (fr) |
| SU (1) | SU561496A3 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1288426B1 (it) * | 1997-01-23 | 1998-09-22 | Demag Italimpianti Spa | Macchina per il raddrizzamento di tubi e corpi astiformi in generale |
| CN101412055B (zh) * | 2008-10-28 | 2010-06-02 | 上海第二工业大学 | 一种利用金属管张力进行旋转矫直的方法 |
| CN101890443A (zh) * | 2010-07-05 | 2010-11-24 | 重庆拓润科技有限公司 | 一种排除轴上直线段的矫直方法 |
| CN111475896B (zh) * | 2020-04-14 | 2023-04-21 | 太原科技大学 | 一种棒材矫直应力中性层位置确定方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1382309A (en) * | 1919-08-01 | 1921-06-21 | James T Moltrup | Straightening-machine |
| DE2051087A1 (de) * | 1970-10-17 | 1972-06-22 | Th. Kieserling & Albrecht, 5650 Solingen | Verfahren zum Zuführen runder, sich während der Bearbeitung um ihre Längsachse drehender Werkstücke zu Bearbeitungsmaschinen, insbesondere Richtmaschinen |
-
1974
- 1974-09-17 HU HUKI712A patent/HU170713B/hu unknown
- 1974-10-14 ES ES430996A patent/ES430996A1/es not_active Expired
- 1974-10-15 DD DD181709A patent/DD113702A1/xx unknown
- 1974-10-15 IT IT28436/74A patent/IT1022882B/it active
- 1974-10-17 GB GB4509374A patent/GB1461859A/en not_active Expired
- 1974-10-17 US US515712A patent/US3910088A/en not_active Expired - Lifetime
- 1974-10-18 JP JP12093474A patent/JPS542196B2/ja not_active Expired
- 1974-10-18 CA CA211,703A patent/CA1024052A/fr not_active Expired
- 1974-10-18 FR FR7435210A patent/FR2248093B1/fr not_active Expired
- 1974-10-18 SU SU2072322A patent/SU561496A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| IT1022882B (it) | 1978-04-20 |
| JPS5067770A (fr) | 1975-06-06 |
| DE2352281B2 (de) | 1977-06-08 |
| GB1461859A (en) | 1977-01-19 |
| US3910088A (en) | 1975-10-07 |
| SU561496A3 (ru) | 1977-06-05 |
| CA1024052A (fr) | 1978-01-10 |
| DE2352281A1 (de) | 1975-04-24 |
| FR2248093B1 (fr) | 1976-12-31 |
| HU170713B (fr) | 1977-08-28 |
| FR2248093A1 (fr) | 1975-05-16 |
| JPS542196B2 (fr) | 1979-02-03 |
| ES430996A1 (es) | 1976-10-16 |