SE7704227L - Anordning for att alstra stromimpulser - Google Patents
Anordning for att alstra stromimpulserInfo
- Publication number
- SE7704227L SE7704227L SE7704227A SE7704227A SE7704227L SE 7704227 L SE7704227 L SE 7704227L SE 7704227 A SE7704227 A SE 7704227A SE 7704227 A SE7704227 A SE 7704227A SE 7704227 L SE7704227 L SE 7704227L
- Authority
- SE
- Sweden
- Prior art keywords
- current pulse
- creating current
- creating
- pulse
- current
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
- H03K3/57—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback the switching device being a semiconductor device
-
- 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
- B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
- B23K9/067—Starting the arc
- B23K9/0672—Starting the arc without direct contact between electrodes
- B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)
-
- 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
- B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
- B23K9/073—Stabilising the arc
- B23K9/0738—Stabilising of the arc by automatic re-ignition means
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BG3295976 | 1976-04-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7704227L true SE7704227L (sv) | 1977-10-21 |
Family
ID=3902184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7704227A SE7704227L (sv) | 1976-04-20 | 1977-04-13 | Anordning for att alstra stromimpulser |
Country Status (10)
Country | Link |
---|---|
US (1) | US4119829A (sv) |
JP (1) | JPS52129653A (sv) |
BE (1) | BE853752A (sv) |
CH (1) | CH617376A5 (sv) |
DE (1) | DE2717255A1 (sv) |
ES (1) | ES457959A1 (sv) |
FR (1) | FR2349232A1 (sv) |
GB (1) | GB1571223A (sv) |
NL (1) | NL7704228A (sv) |
SE (1) | SE7704227L (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2519277A1 (fr) * | 1982-01-07 | 1983-07-08 | Hamm Jean Jacques | Dispositif augmentant la tension d'amorcage des soudeuses a l'arc a controle par angle de phase |
US4501947A (en) * | 1983-12-15 | 1985-02-26 | Kerlin Jack H | Electric arc unbalance correction system |
DE3420434A1 (de) * | 1984-06-01 | 1985-12-05 | Messer Griesheim Gmbh, 6000 Frankfurt | Einrichtung zum stabilisieren eines wechselstromschweisslichtbogens und zum zuenden eines wechsel-oder gleichstromlichtbogens |
FR2589307B1 (fr) * | 1985-10-25 | 1993-07-30 | Soudure Autogene Francaise | Procede d'amorcage d'un arc en soudage electrique et torche de soudage mettant en oeuvre ce procede |
US10376980B2 (en) * | 2013-03-08 | 2019-08-13 | Lincoln Global, Inc. | Arc welding with synchronized high frequency assist arc initiation |
CN105191111B (zh) * | 2013-07-31 | 2019-04-12 | 松下知识产权经营株式会社 | 高频产生装置以及放电加工电源装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2516037A (en) * | 1948-11-03 | 1950-07-18 | Westinghouse Electric Corp | Arc welding apparatus |
GB655829A (en) * | 1948-11-25 | 1951-08-01 | Arc Mfg Co Ltd | Improvements in or relating to electric circuits for electric arc welding |
NL241039A (sv) * | 1958-07-12 | |||
DE1928757C3 (de) * | 1969-06-06 | 1978-11-23 | Messer Griesheim Gmbh, 6000 Frankfurt | Schaltungsanordnung zum Stabilisieren und Zünden von Schweißlichtbögen |
DE2235751A1 (de) * | 1972-07-21 | 1974-01-31 | Hourani | Vorrichtung und verfahren zur stabilisierung von schweisslichtboegen |
DE2449557C2 (de) * | 1974-10-18 | 1976-11-25 | Messer Griesheim Gmbh | Schaltanordnung zum stabilisieren und zuenden von schweisslichtboegen durch zuendimpulse |
-
1977
- 1977-04-12 GB GB15145/77A patent/GB1571223A/en not_active Expired
- 1977-04-13 SE SE7704227A patent/SE7704227L/sv not_active Application Discontinuation
- 1977-04-14 CH CH466277A patent/CH617376A5/de not_active IP Right Cessation
- 1977-04-18 NL NL7704228A patent/NL7704228A/xx not_active Application Discontinuation
- 1977-04-19 FR FR7711705A patent/FR2349232A1/fr active Pending
- 1977-04-19 DE DE19772717255 patent/DE2717255A1/de not_active Ceased
- 1977-04-19 US US05/788,793 patent/US4119829A/en not_active Expired - Lifetime
- 1977-04-20 BE BE2055843A patent/BE853752A/xx unknown
- 1977-04-20 ES ES457959A patent/ES457959A1/es not_active Expired
- 1977-04-20 JP JP4462077A patent/JPS52129653A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2349232A1 (fr) | 1977-11-18 |
GB1571223A (en) | 1980-07-09 |
DE2717255A1 (de) | 1977-11-10 |
CH617376A5 (sv) | 1980-05-30 |
JPS52129653A (en) | 1977-10-31 |
BE853752A (fr) | 1977-08-16 |
NL7704228A (nl) | 1977-10-24 |
ES457959A1 (es) | 1978-02-16 |
US4119829A (en) | 1978-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 7704227-3 |