AU1781870A - High-frequency starting device for an electric welding arc - Google Patents

High-frequency starting device for an electric welding arc

Info

Publication number
AU1781870A
AU1781870A AU17818/70A AU1781870A AU1781870A AU 1781870 A AU1781870 A AU 1781870A AU 17818/70 A AU17818/70 A AU 17818/70A AU 1781870 A AU1781870 A AU 1781870A AU 1781870 A AU1781870 A AU 1781870A
Authority
AU
Australia
Prior art keywords
starting device
electric welding
welding arc
frequency starting
frequency
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.)
Expired
Application number
AU17818/70A
Inventor
Manethou Jean
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 by Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of AU1781870A publication Critical patent/AU1781870A/en
Expired legal-status Critical Current

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
    • B23K9/24—Features related to electrodes
    • B23K9/28—Supporting devices for electrodes
    • 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
    • B23K9/24—Features related to electrodes
    • B23K9/28—Supporting devices for electrodes
    • B23K9/29—Supporting devices adapted for making use of shielding means
AU17818/70A 1969-07-23 1970-07-21 High-frequency starting device for an electric welding arc Expired AU1781870A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6925101 1969-07-23

Publications (1)

Publication Number Publication Date
AU1781870A true AU1781870A (en) 1972-01-27

Family

ID=9037899

Family Applications (1)

Application Number Title Priority Date Filing Date
AU17818/70A Expired AU1781870A (en) 1969-07-23 1970-07-21 High-frequency starting device for an electric welding arc

Country Status (7)

Country Link
AU (1) AU1781870A (en)
BE (1) BE753743A (en)
CH (1) CH518146A (en)
DE (1) DE2035897A1 (en)
ES (1) ES381984A1 (en)
NL (1) NL7010897A (en)
ZA (1) ZA704250B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT364757B (en) * 1980-01-23 1981-11-10 Elin Union Ag PROTECTIVE GAS ARC WELDING TORCH WITH AUTOMATIC WIRE FEED
DE3907803A1 (en) * 1988-10-14 1990-04-19 Roth Werke Gmbh Method and apparatus for cutting a tub

Also Published As

Publication number Publication date
NL7010897A (en) 1971-01-26
BE753743A (en) 1971-01-22
CH518146A (en) 1972-01-31
ZA704250B (en) 1971-02-24
ES381984A1 (en) 1973-01-01
DE2035897A1 (en) 1971-02-04

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