FR2324053A1 - Dispositif pour le traitement des metaux au plasma - Google Patents
Dispositif pour le traitement des metaux au plasmaInfo
- Publication number
- FR2324053A1 FR2324053A1 FR7528126A FR7528126A FR2324053A1 FR 2324053 A1 FR2324053 A1 FR 2324053A1 FR 7528126 A FR7528126 A FR 7528126A FR 7528126 A FR7528126 A FR 7528126A FR 2324053 A1 FR2324053 A1 FR 2324053A1
- Authority
- FR
- France
- Prior art keywords
- sec
- polarity
- welding
- microwelding
- cutting
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/08—High-leakage transformers or inductances
- H01F38/085—Welding transformers
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F29/146—Constructional details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7528126A FR2324053A1 (fr) | 1975-09-12 | 1975-09-12 | Dispositif pour le traitement des metaux au plasma |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7528126A FR2324053A1 (fr) | 1975-09-12 | 1975-09-12 | Dispositif pour le traitement des metaux au plasma |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2324053A1 true FR2324053A1 (fr) | 1977-04-08 |
FR2324053B1 FR2324053B1 (fr) | 1979-03-23 |
Family
ID=9159952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7528126A Granted FR2324053A1 (fr) | 1975-09-12 | 1975-09-12 | Dispositif pour le traitement des metaux au plasma |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2324053A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0010502A1 (fr) * | 1978-10-20 | 1980-04-30 | Hydro-Quebec | Inductance variable |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1376978A (en) * | 1917-11-24 | 1921-05-03 | Cutler Hammer Mfg Co | Regulator for alternating currents |
FR857947A (fr) * | 1938-07-18 | 1940-10-05 | Brown | Dispositif d'ajustement réglable de l'intensité du courant de soudure dans les appareils de soudure à l'arc électrique |
US2910640A (en) * | 1956-02-27 | 1959-10-27 | Hobart Brothers Co | Method and apparatus for welding |
US3617858A (en) * | 1969-07-07 | 1971-11-02 | Warren Petroleum Corp | Excitation of alternating current machinery |
FR2126900A1 (en) * | 1970-10-09 | 1972-10-13 | Sitelec | Electric welding transformer - for two types of welding having different characteristics profile circuits |
-
1975
- 1975-09-12 FR FR7528126A patent/FR2324053A1/fr active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1376978A (en) * | 1917-11-24 | 1921-05-03 | Cutler Hammer Mfg Co | Regulator for alternating currents |
FR857947A (fr) * | 1938-07-18 | 1940-10-05 | Brown | Dispositif d'ajustement réglable de l'intensité du courant de soudure dans les appareils de soudure à l'arc électrique |
US2910640A (en) * | 1956-02-27 | 1959-10-27 | Hobart Brothers Co | Method and apparatus for welding |
US3617858A (en) * | 1969-07-07 | 1971-11-02 | Warren Petroleum Corp | Excitation of alternating current machinery |
FR2126900A1 (en) * | 1970-10-09 | 1972-10-13 | Sitelec | Electric welding transformer - for two types of welding having different characteristics profile circuits |
Non-Patent Citations (2)
Title |
---|
L'ARTICLE "CURRENT COMMUTATORS FOR PLASMA MICRO-WELDING" PAR D.A.DUDKO ET AL) * |
PERIODIQUE "AUTOMATIC WELDING" VOLUME 25, 1972, NO. 5, MAI PAGES 51-53 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0010502A1 (fr) * | 1978-10-20 | 1980-04-30 | Hydro-Quebec | Inductance variable |
EP0106371A2 (fr) * | 1978-10-20 | 1984-04-25 | Hydro-Quebec | Inductance variable pour circuit triphase |
EP0109096A1 (fr) * | 1978-10-20 | 1984-05-23 | Hydro-Quebec | Dispositif à inductance variable |
EP0106371A3 (en) * | 1978-10-20 | 1984-05-30 | Hydro-Quebec | Variable inductance for a three-phase circuit |
Also Published As
Publication number | Publication date |
---|---|
FR2324053B1 (fr) | 1979-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |