SE7804156L - POWER WELL FOR BACK WELDING - Google Patents
POWER WELL FOR BACK WELDINGInfo
- Publication number
- SE7804156L SE7804156L SE7804156A SE7804156A SE7804156L SE 7804156 L SE7804156 L SE 7804156L SE 7804156 A SE7804156 A SE 7804156A SE 7804156 A SE7804156 A SE 7804156A SE 7804156 L SE7804156 L SE 7804156L
- Authority
- SE
- Sweden
- Prior art keywords
- back welding
- power well
- well
- power
- welding
- Prior art date
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)
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT265077A AT349106B (en) | 1977-04-15 | 1977-04-15 | POWER SOURCE FOR ARC WELDING |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7804156L true SE7804156L (en) | 1978-10-16 |
Family
ID=3538085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7804156A SE7804156L (en) | 1977-04-15 | 1978-04-12 | POWER WELL FOR BACK WELDING |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT349106B (en) |
DE (1) | DE2815640A1 (en) |
FR (1) | FR2387097A1 (en) |
IT (1) | IT1096107B (en) |
SE (1) | SE7804156L (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102728931B (en) * | 2012-07-17 | 2014-10-08 | 江苏大德重工有限公司 | Circuit for realizing CO2/MAG (metal, active gas welding) arc welding machine arc-striking method |
-
1977
- 1977-04-15 AT AT265077A patent/AT349106B/en not_active IP Right Cessation
-
1978
- 1978-04-11 DE DE19782815640 patent/DE2815640A1/en not_active Withdrawn
- 1978-04-12 IT IT22214/78A patent/IT1096107B/en active
- 1978-04-12 SE SE7804156A patent/SE7804156L/en unknown
- 1978-04-14 FR FR7811134A patent/FR2387097A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2387097B3 (en) | 1980-11-28 |
FR2387097A1 (en) | 1978-11-10 |
ATA265077A (en) | 1978-08-15 |
DE2815640A1 (en) | 1978-11-30 |
IT7822214A0 (en) | 1978-04-12 |
AT349106B (en) | 1979-03-26 |
IT1096107B (en) | 1985-08-17 |
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