IT966871B - IMPROVEMENT IN PLASMA ELECTRIC WELDING EQUIPMENT - Google Patents
IMPROVEMENT IN PLASMA ELECTRIC WELDING EQUIPMENTInfo
- Publication number
- IT966871B IT966871B IT5374472A IT5374472A IT966871B IT 966871 B IT966871 B IT 966871B IT 5374472 A IT5374472 A IT 5374472A IT 5374472 A IT5374472 A IT 5374472A IT 966871 B IT966871 B IT 966871B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- electric welding
- welding equipment
- plasma electric
- plasma
- 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
- B23K10/00—Welding or cutting by means of a plasma
- B23K10/006—Control circuits therefor
-
- 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
- B23K9/1012—Power supply characterised by parts of the process
- B23K9/1037—Means preventing crater forming at the extremity of the seam
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Arc Welding Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5165971A GB1405415A (en) | 1971-11-06 | 1971-11-06 | Plasma arc welding |
Publications (1)
Publication Number | Publication Date |
---|---|
IT966871B true IT966871B (en) | 1974-02-20 |
Family
ID=10460890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5374472A IT966871B (en) | 1971-11-06 | 1972-10-31 | IMPROVEMENT IN PLASMA ELECTRIC WELDING EQUIPMENT |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2254155A1 (en) |
FR (1) | FR2158547B1 (en) |
GB (1) | GB1405415A (en) |
IT (1) | IT966871B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT962172B (en) * | 1972-06-05 | 1973-12-20 | Metco Inc | IMPROVEMENT IN PROCEDURES AND DEVICES FOR SPRAYING MATERIALS AT THE PLASMA FLAME |
US4133988A (en) * | 1975-03-12 | 1979-01-09 | Esibyan Eduard M | Method of plasma arc cutting control and a device for realizing same |
DE2544539C2 (en) * | 1975-10-04 | 1977-09-01 | Messer Griesheim Gmbh, 6000 Frankfurt | Method for closing a keyhole in plasma keyhole welding |
US4104505A (en) * | 1976-10-28 | 1978-08-01 | Eaton Corporation | Method of hard surfacing by plasma torch |
US4142089A (en) * | 1977-03-22 | 1979-02-27 | Canadian Patents And Development Limited | Pulsed coaxial thermal plasma sprayer |
DE3405242A1 (en) * | 1984-02-15 | 1985-09-05 | Bayer Ag, 5090 Leverkusen | Method for producing pore-free plasma-welded circumferential seams |
AT411443B (en) * | 2001-02-16 | 2004-01-26 | Fronius Schweissmasch Prod | WELDING MACHINE OR WELDING SYSTEM |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3024353A (en) * | 1959-07-17 | 1962-03-06 | L & B Welding Equipment Inc | Current controllable alternating current relay circuit |
US3433927A (en) * | 1964-05-21 | 1969-03-18 | Union Carbide Corp | Method for establishing and closing an arc weld |
-
1971
- 1971-11-06 GB GB5165971A patent/GB1405415A/en not_active Expired
-
1972
- 1972-10-31 IT IT5374472A patent/IT966871B/en active
- 1972-11-04 DE DE19722254155 patent/DE2254155A1/en active Pending
- 1972-11-06 FR FR7239131A patent/FR2158547B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2158547B1 (en) | 1978-12-01 |
FR2158547A1 (en) | 1973-06-15 |
GB1405415A (en) | 1975-09-10 |
DE2254155A1 (en) | 1973-05-10 |
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