FR2453692B1 - - Google Patents
Info
- Publication number
- FR2453692B1 FR2453692B1 FR7909267A FR7909267A FR2453692B1 FR 2453692 B1 FR2453692 B1 FR 2453692B1 FR 7909267 A FR7909267 A FR 7909267A FR 7909267 A FR7909267 A FR 7909267A FR 2453692 B1 FR2453692 B1 FR 2453692B1
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/08—Bending rods, profiles, or tubes by passing between rollers or through a curved die
- B21D7/085—Bending rods, profiles, or tubes by passing between rollers or through a curved die by passing through a curved die
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7909267A FR2453692A1 (fr) | 1979-04-12 | 1979-04-12 | Procede de faconnage de tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7909267A FR2453692A1 (fr) | 1979-04-12 | 1979-04-12 | Procede de faconnage de tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2453692A1 FR2453692A1 (fr) | 1980-11-07 |
| FR2453692B1 true FR2453692B1 (OSRAM) | 1983-05-27 |
Family
ID=9224257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7909267A Granted FR2453692A1 (fr) | 1979-04-12 | 1979-04-12 | Procede de faconnage de tube |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2453692A1 (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111659752B (zh) * | 2020-06-12 | 2024-06-28 | 江苏新恒基特种装备股份有限公司 | 一种等壁厚弯管的成形方法及偏心管 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1943700A (en) * | 1930-03-31 | 1934-01-16 | Lester W Snell | Method of and means for bending tubes |
| US1951802A (en) * | 1931-10-03 | 1934-03-20 | Gen Fire Extinguisher Co | Method of making pipe bends |
| US2976908A (en) * | 1957-05-14 | 1961-03-28 | Ferguson James Mackay | Method of and apparatus for manufacturing pipe bends |
| US3354681A (en) * | 1964-12-28 | 1967-11-28 | Lombard Corp | Tube forming means and method |
-
1979
- 1979-04-12 FR FR7909267A patent/FR2453692A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2453692A1 (fr) | 1980-11-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |