IT992372B - DIRECT CURRENT ELECTRIC ARC WELDING MACHINE CONSISTS OF A FREQUENCY CONVERTER COUPLED TO A VOLTAGE CONVERTER AND RECTIFIER - Google Patents
DIRECT CURRENT ELECTRIC ARC WELDING MACHINE CONSISTS OF A FREQUENCY CONVERTER COUPLED TO A VOLTAGE CONVERTER AND RECTIFIERInfo
- Publication number
- IT992372B IT992372B IT4158173A IT4158173A IT992372B IT 992372 B IT992372 B IT 992372B IT 4158173 A IT4158173 A IT 4158173A IT 4158173 A IT4158173 A IT 4158173A IT 992372 B IT992372 B IT 992372B
- Authority
- IT
- Italy
- Prior art keywords
- rectifier
- direct current
- welding machine
- electric arc
- arc 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
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
- B23K9/1006—Power supply
- B23K9/1043—Power supply characterised by the electric circuit
- B23K9/1056—Power supply characterised by the electric circuit by using digital means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT4158173A IT992372B (en) | 1973-05-03 | 1973-05-03 | DIRECT CURRENT ELECTRIC ARC WELDING MACHINE CONSISTS OF A FREQUENCY CONVERTER COUPLED TO A VOLTAGE CONVERTER AND RECTIFIER |
GB1882774A GB1473510A (en) | 1973-05-03 | 1974-04-30 | |
DE19742421017 DE2421017A1 (en) | 1973-05-03 | 1974-04-30 | ELECTRIC DC ARC WELDING MACHINE WITH STATIC ORGANS |
CH595074A CH591305A5 (en) | 1973-05-03 | 1974-05-01 | |
FR7415289A FR2227924A1 (en) | 1973-05-03 | 1974-05-02 | |
IE93874A IE41317B1 (en) | 1973-05-03 | 1974-05-02 | Electric direct current arc welder with static members |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT4158173A IT992372B (en) | 1973-05-03 | 1973-05-03 | DIRECT CURRENT ELECTRIC ARC WELDING MACHINE CONSISTS OF A FREQUENCY CONVERTER COUPLED TO A VOLTAGE CONVERTER AND RECTIFIER |
Publications (1)
Publication Number | Publication Date |
---|---|
IT992372B true IT992372B (en) | 1975-09-10 |
Family
ID=11251521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4158173A IT992372B (en) | 1973-05-03 | 1973-05-03 | DIRECT CURRENT ELECTRIC ARC WELDING MACHINE CONSISTS OF A FREQUENCY CONVERTER COUPLED TO A VOLTAGE CONVERTER AND RECTIFIER |
Country Status (6)
Country | Link |
---|---|
CH (1) | CH591305A5 (en) |
DE (1) | DE2421017A1 (en) |
FR (1) | FR2227924A1 (en) |
GB (1) | GB1473510A (en) |
IE (1) | IE41317B1 (en) |
IT (1) | IT992372B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2742341C2 (en) * | 1977-09-20 | 1981-10-15 | Reeh, Holger, 8034 Germering | Arc welding machine |
EP0040222A1 (en) * | 1979-11-15 | 1981-11-25 | Welding Industries Of Australia Proprietary Limited | Improved power source for metal transfer processes |
CH670591A5 (en) * | 1986-03-07 | 1989-06-30 | Castolin Sa | |
DE3803447C1 (en) * | 1988-02-05 | 1989-05-24 | B & V Beschichten Und Verbinden Gmbh, 6800 Mannheim, De | |
US5436427A (en) * | 1994-04-11 | 1995-07-25 | Ultra Optec, Inc. | Welding control unit power supply |
DE19923508A1 (en) * | 1999-05-21 | 2000-11-23 | Rehm Gmbh U Co Schweistechnik | Regulating electric current source involves varying power stage power switch clock frequency with current source output current magnitude; frequency is increased for lower currents |
-
1973
- 1973-05-03 IT IT4158173A patent/IT992372B/en active
-
1974
- 1974-04-30 GB GB1882774A patent/GB1473510A/en not_active Expired
- 1974-04-30 DE DE19742421017 patent/DE2421017A1/en active Pending
- 1974-05-01 CH CH595074A patent/CH591305A5/xx not_active IP Right Cessation
- 1974-05-02 IE IE93874A patent/IE41317B1/en unknown
- 1974-05-02 FR FR7415289A patent/FR2227924A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2227924A1 (en) | 1974-11-29 |
DE2421017A1 (en) | 1974-11-21 |
GB1473510A (en) | 1977-05-11 |
IE41317B1 (en) | 1979-12-05 |
IE41317L (en) | 1974-11-03 |
CH591305A5 (en) | 1977-09-15 |
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