BE717427A - - Google Patents

Info

Publication number
BE717427A
BE717427A BE717427DA BE717427A BE 717427 A BE717427 A BE 717427A BE 717427D A BE717427D A BE 717427DA BE 717427 A BE717427 A BE 717427A
Authority
BE
Belgium
Prior art keywords
emi
control
current
welding
pulse
Prior art date
Application number
Other languages
English (en)
French (fr)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE717427A publication Critical patent/BE717427A/fr

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
    • B23K9/09—Arrangements or circuits for arc welding with pulsed current or voltage
    • B23K9/091—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits
    • B23K9/092—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits characterised by the shape of the pulses produced
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Arc Welding Control (AREA)
BE717427D 1967-07-04 1968-07-01 BE717427A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL0056909 1967-07-04

Publications (1)

Publication Number Publication Date
BE717427A true BE717427A (enrdf_load_stackoverflow) 1968-12-16

Family

ID=7278134

Family Applications (1)

Application Number Title Priority Date Filing Date
BE717427D BE717427A (enrdf_load_stackoverflow) 1967-07-04 1968-07-01

Country Status (6)

Country Link
AT (1) AT294258B (enrdf_load_stackoverflow)
BE (1) BE717427A (enrdf_load_stackoverflow)
CH (1) CH475820A (enrdf_load_stackoverflow)
DE (1) DE1615363C3 (enrdf_load_stackoverflow)
FR (1) FR1571739A (enrdf_load_stackoverflow)
NL (1) NL159315B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404372A1 (fr) * 1977-09-26 1979-04-20 Thermal Dynamics Corp Circuit d'amorcage de torches a plasma

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1404374A (en) * 1972-02-18 1975-08-28 Matsushita Electric Ind Co Ltd Tungsten inert gas arc welding striking device
DE2449557C2 (de) * 1974-10-18 1976-11-25 Messer Griesheim Gmbh Schaltanordnung zum stabilisieren und zuenden von schweisslichtboegen durch zuendimpulse
DK152413B (da) * 1983-06-15 1988-02-29 Heini Edberg Svejsesystem til tig-svejsning
EP3482862A1 (de) 2017-11-08 2019-05-15 FRONIUS INTERNATIONAL GmbH Verfahren zur berührungslosen zündung eines lichtbogens und schweissstromquelle zur durchführung eines zündverfahrens
MX2023001778A (es) * 2020-08-13 2023-03-10 Fronius Int Gmbh Metodo y dispositivo de soldadura para formar sin contacto un arco.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404372A1 (fr) * 1977-09-26 1979-04-20 Thermal Dynamics Corp Circuit d'amorcage de torches a plasma

Also Published As

Publication number Publication date
NL6809458A (enrdf_load_stackoverflow) 1969-01-07
DE1615363B2 (de) 1974-04-11
AT294258B (de) 1971-11-10
FR1571739A (enrdf_load_stackoverflow) 1969-06-20
CH475820A (de) 1969-07-31
DE1615363C3 (de) 1974-11-07
NL159315B (nl) 1979-02-15
DE1615363A1 (de) 1970-05-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MESSER-GRIESHEIM G.M.B.H.

Effective date: 19850701