BE780845A - DEVICE FOR MAKING ELBOW TUBULAR TRUNCONS - Google Patents
DEVICE FOR MAKING ELBOW TUBULAR TRUNCONSInfo
- Publication number
- BE780845A BE780845A BE780845A BE780845A BE780845A BE 780845 A BE780845 A BE 780845A BE 780845 A BE780845 A BE 780845A BE 780845 A BE780845 A BE 780845A BE 780845 A BE780845 A BE 780845A
- Authority
- BE
- Belgium
- Prior art keywords
- truncons
- elbow tubular
- making elbow
- making
- tubular
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
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 |
---|---|---|---|
CH401371A CH521179A (en) | 1971-03-18 | 1971-03-18 | Device for producing pipe elbows |
Publications (1)
Publication Number | Publication Date |
---|---|
BE780845A true BE780845A (en) | 1972-07-17 |
Family
ID=4268163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE780845A BE780845A (en) | 1971-03-18 | 1972-03-17 | DEVICE FOR MAKING ELBOW TUBULAR TRUNCONS |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE780845A (en) |
CH (1) | CH521179A (en) |
DE (1) | DE2204683A1 (en) |
FR (1) | FR2130214B1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2536852C2 (en) * | 1975-08-19 | 1984-02-23 | Gebr. Möck, 7400 Tübingen | Device for the production of pipe bends with a small radius of curvature |
DE2825166C2 (en) * | 1978-06-08 | 1987-02-05 | Rohrbogenwerk H. Siekmann GmbH & Co, 4980 Bünde | Method and device for producing pipe bends with a cross-section tapering from one end to the other |
CN103978078B (en) * | 2014-05-16 | 2015-11-18 | 中国人民解放军第五三一一工厂 | A kind of bending apparatus of thin-walled tube and bending method |
CN105689477A (en) * | 2016-02-16 | 2016-06-22 | 湖州久立管件有限公司 | Bending process for aluminum alloy elbow |
CN109821945B (en) * | 2019-03-18 | 2020-06-23 | 燕山大学 | Metal pipe bending device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL94488C (en) * | 1952-05-26 | |||
FR1130941A (en) * | 1955-08-22 | 1957-02-13 | Process for the manufacture of curved tubes and device for carrying out this process |
-
1971
- 1971-03-18 CH CH401371A patent/CH521179A/en not_active IP Right Cessation
-
1972
- 1972-02-01 DE DE19722204683 patent/DE2204683A1/en active Pending
- 1972-03-14 FR FR7208855A patent/FR2130214B1/fr not_active Expired
- 1972-03-17 BE BE780845A patent/BE780845A/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2130214B1 (en) | 1975-08-29 |
FR2130214A1 (en) | 1972-11-03 |
CH521179A (en) | 1972-04-15 |
DE2204683A1 (en) | 1972-09-21 |
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