JPS49131927A - - Google Patents
Info
- Publication number
- JPS49131927A JPS49131927A JP4401973A JP4401973A JPS49131927A JP S49131927 A JPS49131927 A JP S49131927A JP 4401973 A JP4401973 A JP 4401973A JP 4401973 A JP4401973 A JP 4401973A JP S49131927 A JPS49131927 A JP S49131927A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/145—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/155—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/1555—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
- H02M7/1557—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit with automatic control of the output voltage or current
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE496472A SE374240B (fr) | 1972-04-18 | 1972-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS49131927A true JPS49131927A (fr) | 1974-12-18 |
Family
ID=20265387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4401973A Pending JPS49131927A (fr) | 1972-04-18 | 1973-04-18 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS49131927A (fr) |
| CA (1) | CA988172A (fr) |
| DE (1) | DE2319552A1 (fr) |
| FI (1) | FI61255C (fr) |
| FR (1) | FR2180973B1 (fr) |
| GB (1) | GB1408511A (fr) |
| NL (1) | NL7305445A (fr) |
| NO (1) | NO136166C (fr) |
| SE (1) | SE374240B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH629134A5 (de) * | 1977-09-19 | 1982-04-15 | Oerlikon Buehrle Schweisstech | Vorrichtung zum mig-impulslichtbogenschweissen. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3337769A (en) * | 1965-04-21 | 1967-08-22 | Harnischfeger Corp | Three phase controlled power supply for a direct current arc welding system |
-
1972
- 1972-04-18 SE SE496472A patent/SE374240B/xx unknown
-
1973
- 1973-04-17 GB GB1844973A patent/GB1408511A/en not_active Expired
- 1973-04-18 CA CA169,096A patent/CA988172A/en not_active Expired
- 1973-04-18 FI FI124073A patent/FI61255C/sv active
- 1973-04-18 NO NO167173A patent/NO136166C/no unknown
- 1973-04-18 NL NL7305445A patent/NL7305445A/xx not_active Application Discontinuation
- 1973-04-18 FR FR7314197A patent/FR2180973B1/fr not_active Expired
- 1973-04-18 DE DE19732319552 patent/DE2319552A1/de active Pending
- 1973-04-18 JP JP4401973A patent/JPS49131927A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FI61255B (fi) | 1982-02-26 |
| GB1408511A (en) | 1975-10-01 |
| FR2180973B1 (fr) | 1976-11-12 |
| SE374240B (fr) | 1975-02-24 |
| NL7305445A (fr) | 1973-10-22 |
| CA988172A (en) | 1976-04-27 |
| NO136166C (no) | 1977-07-27 |
| DE2319552A1 (de) | 1973-10-31 |
| NO136166B (no) | 1977-04-18 |
| FR2180973A1 (fr) | 1973-11-30 |
| FI61255C (fi) | 1982-06-10 |