FR2448411B1 - - Google Patents
Info
- Publication number
- FR2448411B1 FR2448411B1 FR8002619A FR8002619A FR2448411B1 FR 2448411 B1 FR2448411 B1 FR 2448411B1 FR 8002619 A FR8002619 A FR 8002619A FR 8002619 A FR8002619 A FR 8002619A FR 2448411 B1 FR2448411 B1 FR 2448411B1
- 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
- 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
- B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
- B23K9/067—Starting the arc
- B23K9/0672—Starting the arc without direct contact between electrodes
- B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)
-
- 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
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792904481 DE2904481A1 (en) | 1979-02-07 | 1979-02-07 | METHOD FOR ENDING A DC CURRENT WELDING ARC, ESPECIALLY IN PROTECTIVE GAS ARC WELDING WITH NON-MELTING ELECTRODE OF LIGHT METALS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448411A1 FR2448411A1 (en) | 1980-09-05 |
FR2448411B1 true FR2448411B1 (en) | 1985-03-22 |
Family
ID=6062297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8002619A Granted FR2448411A1 (en) | 1979-02-07 | 1980-02-06 | PROCESS FOR ESTABLISHING A DIRECT CURRENT WELDING ARC, ESPECIALLY IN A PROTECTIVE GAS WITH A LIGHT METAL NON-FUSABLE ELECTRODE |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH645052A5 (en) |
DE (1) | DE2904481A1 (en) |
FR (1) | FR2448411A1 (en) |
GB (1) | GB2042956B (en) |
SE (1) | SE8000998L (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19925628A1 (en) * | 1999-06-05 | 2000-12-07 | Emhart Inc | Ignition welding process comprises purifying surface of component by applying first voltage producing light arc between element to be connected to surface, and changing polarity of first voltage |
DE10001344A1 (en) | 2000-01-14 | 2001-07-19 | Emhart Inc | Method and device for multi-stage arc welding |
DE102020209717A1 (en) * | 2020-07-31 | 2022-02-03 | Fronius International Gmbh | Process and device for welding workpieces |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3382345A (en) * | 1966-08-01 | 1968-05-07 | Air Reduction | Asymmetric alternating current welding |
DE1907023B2 (en) * | 1969-02-12 | 1974-04-11 | Messer Griesheim Gmbh, 6000 Frankfurt | Method and device for igniting a direct current arc during welding with a non-consumable electrode |
-
1979
- 1979-02-07 DE DE19792904481 patent/DE2904481A1/en not_active Withdrawn
-
1980
- 1980-02-06 GB GB8003915A patent/GB2042956B/en not_active Expired
- 1980-02-06 FR FR8002619A patent/FR2448411A1/en active Granted
- 1980-02-06 CH CH94580A patent/CH645052A5/en not_active IP Right Cessation
- 1980-02-07 SE SE8000998A patent/SE8000998L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE8000998L (en) | 1980-08-08 |
GB2042956B (en) | 1983-04-13 |
CH645052A5 (en) | 1984-09-14 |
DE2904481A1 (en) | 1980-08-21 |
GB2042956A (en) | 1980-10-01 |
FR2448411A1 (en) | 1980-09-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |