FR2457137B1 - - Google Patents
Info
- Publication number
- FR2457137B1 FR2457137B1 FR8010765A FR8010765A FR2457137B1 FR 2457137 B1 FR2457137 B1 FR 2457137B1 FR 8010765 A FR8010765 A FR 8010765A FR 8010765 A FR8010765 A FR 8010765A FR 2457137 B1 FR2457137 B1 FR 2457137B1
- Authority
- FR
- France
- 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
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
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/12—Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die
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 |
|---|---|---|---|
| DE19792920623 DE2920623A1 (en) | 1979-05-22 | 1979-05-22 | DEVICE FOR BENDING TUBES |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2457137A1 FR2457137A1 (en) | 1980-12-19 |
| FR2457137B1 true FR2457137B1 (en) | 1984-11-23 |
Family
ID=6071358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8010765A Granted FR2457137A1 (en) | 1979-05-22 | 1980-05-13 | BENDER FOR TUBES |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT368723B (en) |
| BE (1) | BE883133A (en) |
| DE (1) | DE2920623A1 (en) |
| FR (1) | FR2457137A1 (en) |
| GB (1) | GB2050219B (en) |
| IT (1) | IT1140928B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071708B (en) * | 2011-12-30 | 2016-07-06 | 河北建设集团有限公司 | Simple large-diameter steel pipe bender |
| CN104368686B (en) * | 2014-10-10 | 2016-02-10 | 湖州机床厂有限公司 | A kind of swan neck system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1527410A1 (en) * | 1964-04-28 | 1969-11-13 | Siekmann & Co Rohrbogenwerk | Device for bending pipes into pipe bends |
| FR2269385A1 (en) * | 1974-05-02 | 1975-11-28 | Belliot Jacques | Bending mandrel for tube bending machine - has discs threaded on cable with end stop and hole receiving locking pin |
| DE2605795C2 (en) * | 1976-02-13 | 1981-10-08 | Sidro Rohrbogen GmbH, 4980 Bünde | Arrangement for the production of individual pipe bends |
-
1979
- 1979-05-22 DE DE19792920623 patent/DE2920623A1/en active Granted
-
1980
- 1980-04-22 IT IT8021559A patent/IT1140928B/en active
- 1980-05-06 BE BE0/200486A patent/BE883133A/en not_active IP Right Cessation
- 1980-05-13 FR FR8010765A patent/FR2457137A1/en active Granted
- 1980-05-19 AT AT0266580A patent/AT368723B/en not_active IP Right Cessation
- 1980-05-21 GB GB8016778A patent/GB2050219B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT368723B (en) | 1982-11-10 |
| DE2920623C2 (en) | 1989-05-03 |
| IT1140928B (en) | 1986-10-10 |
| DE2920623A1 (en) | 1980-12-04 |
| IT8021559A0 (en) | 1980-04-22 |
| ATA266580A (en) | 1982-03-15 |
| GB2050219A (en) | 1981-01-07 |
| FR2457137A1 (en) | 1980-12-19 |
| GB2050219B (en) | 1982-11-24 |
| BE883133A (en) | 1980-09-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |