FR2019420A1 - - Google Patents
Info
- Publication number
- FR2019420A1 FR2019420A1 FR6925786A FR6925786A FR2019420A1 FR 2019420 A1 FR2019420 A1 FR 2019420A1 FR 6925786 A FR6925786 A FR 6925786A FR 6925786 A FR6925786 A FR 6925786A FR 2019420 A1 FR2019420 A1 FR 2019420A1
- 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.)
- Withdrawn
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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
- B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
-
- 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
- B21C37/08—Making tubes with welded or soldered seams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/025—Seam welding; Backing means; Inserts for rectilinear seams
- B23K9/0253—Seam welding; Backing means; Inserts for rectilinear seams for the longitudinal seam of tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75897868A | 1968-09-11 | 1968-09-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2019420A1 true FR2019420A1 (en) | 1970-07-03 |
Family
ID=25053893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6925786A Withdrawn FR2019420A1 (en) | 1968-09-11 | 1969-07-28 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1922840A1 (en) |
FR (1) | FR2019420A1 (en) |
GB (1) | GB1286485A (en) |
SU (1) | SU414772A3 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2517224A1 (en) * | 1981-11-27 | 1983-06-03 | Mannesmann Ag | METHOD AND INSTALLATION FOR CONFORMING A SLITTED TUBE STRIP |
FR2517994A1 (en) * | 1981-12-16 | 1983-06-17 | Mannesmann Ag | PROCESS FOR CONTINUOUSLY FORMING A SPLIT TUBE FROM PLANE MATERIAL AND FOR BENDING MARGINAL REGIONS OF STRIPS OR SHEETS TO BE ASSEMBLED |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0059957B1 (en) * | 1981-03-11 | 1986-12-17 | Kawasaki Steel Corporation | Method of forming electric welded steel tube |
AT515464B1 (en) * | 2014-03-11 | 2015-12-15 | Rosendahl Nextrom Gmbh | Method and device for welding longitudinal seams |
US11298775B2 (en) | 2018-05-24 | 2022-04-12 | Honda Motor Co., Ltd. | Continuous ultrasonic additive manufacturing |
KR20220038058A (en) * | 2019-07-19 | 2022-03-25 | 아이사팩 홀딩 에스에이 | Reduced friction drive |
-
1969
- 1969-05-05 DE DE19691922840 patent/DE1922840A1/en active Pending
- 1969-07-28 FR FR6925786A patent/FR2019420A1/fr not_active Withdrawn
- 1969-09-03 GB GB4357169A patent/GB1286485A/en not_active Expired
- 1969-09-03 SU SU1358912A patent/SU414772A3/ru active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2517224A1 (en) * | 1981-11-27 | 1983-06-03 | Mannesmann Ag | METHOD AND INSTALLATION FOR CONFORMING A SLITTED TUBE STRIP |
FR2517994A1 (en) * | 1981-12-16 | 1983-06-17 | Mannesmann Ag | PROCESS FOR CONTINUOUSLY FORMING A SPLIT TUBE FROM PLANE MATERIAL AND FOR BENDING MARGINAL REGIONS OF STRIPS OR SHEETS TO BE ASSEMBLED |
Also Published As
Publication number | Publication date |
---|---|
SU414772A3 (en) | 1974-02-05 |
DE1922840A1 (en) | 1970-05-14 |
GB1286485A (en) | 1972-08-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |