FR2448411A1 - Procede pour etablir un arc electrique de soudage a courant continu, notamment sous gaz protecteur avec une electrode non fusible a base de metaux legers - Google Patents
Procede pour etablir un arc electrique de soudage a courant continu, notamment sous gaz protecteur avec une electrode non fusible a base de metaux legersInfo
- Publication number
- FR2448411A1 FR2448411A1 FR8002619A FR8002619A FR2448411A1 FR 2448411 A1 FR2448411 A1 FR 2448411A1 FR 8002619 A FR8002619 A FR 8002619A FR 8002619 A FR8002619 A FR 8002619A FR 2448411 A1 FR2448411 A1 FR 2448411A1
- Authority
- FR
- France
- Prior art keywords
- electrode
- establishing
- protective gas
- fusable
- direct current
- Prior art date
- 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.)
- Granted
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)
Abstract
A.PROCEDE POUR ETABLIR UN ARC ELECTRIQUE DE SOUDAGE A COURANT CONTINU, NOTAMMENT SOUS GAZ PROTECTEUR AVEC UNE ELECTRODE NON FUSIBLE A BASE DE METAUX LEGERS. B.PROCEDE CARACTERISE EN CE QUE, POUR ALLUMER L'ARC ELECTRIQUE, ON CHANGE PENDANT UNE COURTE DUREE LA POLARITE DE L'ELECTRODE ET DE LA PIECE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792904481 DE2904481A1 (de) | 1979-02-07 | 1979-02-07 | Verfahren zum zuenden eines gleichstromschweisslichtbogens, insbesondere beim schutzgaslichtbogenschweissen mit nichtabschmelzender elektrode von leichtmetallen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448411A1 true FR2448411A1 (fr) | 1980-09-05 |
FR2448411B1 FR2448411B1 (fr) | 1985-03-22 |
Family
ID=6062297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8002619A Granted FR2448411A1 (fr) | 1979-02-07 | 1980-02-06 | Procede pour etablir un arc electrique de soudage a courant continu, notamment sous gaz protecteur avec une electrode non fusible a base de metaux legers |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH645052A5 (fr) |
DE (1) | DE2904481A1 (fr) |
FR (1) | FR2448411A1 (fr) |
GB (1) | GB2042956B (fr) |
SE (1) | SE8000998L (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19925628A1 (de) * | 1999-06-05 | 2000-12-07 | Emhart Inc | Hubzündungsschweißverfahren mit Reinigungsstufe |
DE10001344A1 (de) | 2000-01-14 | 2001-07-19 | Emhart Inc | Verfahren und Vorrichtung zum mehrstufigen Lichtbogenschweißen |
DE102020209717A1 (de) * | 2020-07-31 | 2022-02-03 | Fronius International Gmbh | Verfahren und Vorrichtung zum Schweißen von Werkstücken |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1152508A (en) * | 1966-08-01 | 1969-05-21 | Air Reduction | Asymmetric Alternating Current Welding |
DE1907023A1 (de) * | 1969-02-12 | 1970-09-03 | Linde Ag | Verfahren und Vorrichtung zum Zuenden eines Gleichstromlichtbogens beim Schweissen mit nicht abschmelzender Elektrode |
-
1979
- 1979-02-07 DE DE19792904481 patent/DE2904481A1/de not_active Withdrawn
-
1980
- 1980-02-06 CH CH94580A patent/CH645052A5/de not_active IP Right Cessation
- 1980-02-06 GB GB8003915A patent/GB2042956B/en not_active Expired
- 1980-02-06 FR FR8002619A patent/FR2448411A1/fr active Granted
- 1980-02-07 SE SE8000998A patent/SE8000998L/ not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1152508A (en) * | 1966-08-01 | 1969-05-21 | Air Reduction | Asymmetric Alternating Current Welding |
DE1907023A1 (de) * | 1969-02-12 | 1970-09-03 | Linde Ag | Verfahren und Vorrichtung zum Zuenden eines Gleichstromlichtbogens beim Schweissen mit nicht abschmelzender Elektrode |
Also Published As
Publication number | Publication date |
---|---|
GB2042956B (en) | 1983-04-13 |
SE8000998L (sv) | 1980-08-08 |
DE2904481A1 (de) | 1980-08-21 |
CH645052A5 (de) | 1984-09-14 |
FR2448411B1 (fr) | 1985-03-22 |
GB2042956A (en) | 1980-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |