PT68521A - Improvement in arc welding apparatus. - Google Patents
Improvement in arc welding apparatus.Info
- Publication number
- PT68521A PT68521A PT68521A PT6852178A PT68521A PT 68521 A PT68521 A PT 68521A PT 68521 A PT68521 A PT 68521A PT 6852178 A PT6852178 A PT 6852178A PT 68521 A PT68521 A PT 68521A
- Authority
- PT
- Portugal
- Prior art keywords
- improvement
- arc welding
- welding apparatus
- 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
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- 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
- H02M11/00—Power conversion systems not covered by the preceding groups
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB37073/77A GB1601589A (en) | 1977-09-06 | 1977-09-06 | Arc welding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT68521A true PT68521A (en) | 1978-10-01 |
Family
ID=10393509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT68521A PT68521A (en) | 1977-09-06 | 1978-09-06 | Improvement in arc welding apparatus. |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5462947A (en) |
| BE (1) | BE870270A (en) |
| DE (1) | DE2838471A1 (en) |
| DK (1) | DK391278A (en) |
| ES (1) | ES473131A1 (en) |
| FI (1) | FI782734A (en) |
| FR (1) | FR2401736A1 (en) |
| GB (1) | GB1601589A (en) |
| IT (1) | IT7827375A0 (en) |
| NL (1) | NL7809058A (en) |
| NO (1) | NO782977L (en) |
| PT (1) | PT68521A (en) |
| SE (1) | SE7809391L (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2950411C2 (en) * | 1979-12-14 | 1986-07-03 | Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh, 8000 Muenchen | Rectifier device with filtered output voltage |
| GB8502192D0 (en) * | 1985-01-29 | 1985-02-27 | Webb S W | Arc welding tool |
| JP2980827B2 (en) * | 1995-06-23 | 1999-11-22 | 株式会社三社電機製作所 | Arc welding machine |
| WO1999005771A1 (en) | 1997-07-23 | 1999-02-04 | Brighton Barry David | An electrical power generation unit |
| WO2002066196A1 (en) * | 2001-02-20 | 2002-08-29 | Deon John Du Plessis | An electrical power generation unit |
-
1977
- 1977-09-06 GB GB37073/77A patent/GB1601589A/en not_active Expired
-
1978
- 1978-09-01 NO NO782977A patent/NO782977L/en unknown
- 1978-09-04 DE DE19782838471 patent/DE2838471A1/en not_active Withdrawn
- 1978-09-05 FR FR7825500A patent/FR2401736A1/en not_active Withdrawn
- 1978-09-05 DK DK391278A patent/DK391278A/en unknown
- 1978-09-05 NL NL7809058A patent/NL7809058A/en not_active Application Discontinuation
- 1978-09-06 JP JP10953278A patent/JPS5462947A/en active Pending
- 1978-09-06 IT IT7827375A patent/IT7827375A0/en unknown
- 1978-09-06 BE BE190312A patent/BE870270A/en unknown
- 1978-09-06 SE SE7809391A patent/SE7809391L/en unknown
- 1978-09-06 FI FI782734A patent/FI782734A/en unknown
- 1978-09-06 ES ES473131A patent/ES473131A1/en not_active Expired
- 1978-09-06 PT PT68521A patent/PT68521A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5462947A (en) | 1979-05-21 |
| NO782977L (en) | 1979-03-07 |
| BE870270A (en) | 1979-01-02 |
| DK391278A (en) | 1979-03-07 |
| GB1601589A (en) | 1981-11-04 |
| ES473131A1 (en) | 1979-04-16 |
| SE7809391L (en) | 1979-03-07 |
| FI782734A (en) | 1979-03-07 |
| FR2401736A1 (en) | 1979-03-30 |
| IT7827375A0 (en) | 1978-09-06 |
| NL7809058A (en) | 1979-03-08 |
| DE2838471A1 (en) | 1979-04-05 |
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