GB2042956B - Method of ignitting a direct-current welding arc - Google Patents

Method of ignitting a direct-current welding arc

Info

Publication number
GB2042956B
GB2042956B GB8003915A GB8003915A GB2042956B GB 2042956 B GB2042956 B GB 2042956B GB 8003915 A GB8003915 A GB 8003915A GB 8003915 A GB8003915 A GB 8003915A GB 2042956 B GB2042956 B GB 2042956B
Authority
GB
United Kingdom
Prior art keywords
ignitting
direct
welding arc
current welding
current
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
GB8003915A
Other languages
English (en)
Other versions
GB2042956A (en
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.)
Messer Griesheim GmbH
Original Assignee
Messer Griesheim GmbH
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 Messer Griesheim GmbH filed Critical Messer Griesheim GmbH
Publication of GB2042956A publication Critical patent/GB2042956A/en
Application granted granted Critical
Publication of GB2042956B publication Critical patent/GB2042956B/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
    • B23K9/06—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
    • B23K9/16—Arc welding or cutting making use of shielding gas
    • B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding Control (AREA)
  • Arc Welding In General (AREA)
GB8003915A 1979-02-07 1980-02-06 Method of ignitting a direct-current welding arc Expired GB2042956B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792904481 DE2904481A1 (de) 1979-02-07 1979-02-07 Verfahren zum zuenden eines gleichstromschweisslichtbogens, insbesondere beim schutzgaslichtbogenschweissen mit nichtabschmelzender elektrode von leichtmetallen

Publications (2)

Publication Number Publication Date
GB2042956A GB2042956A (en) 1980-10-01
GB2042956B true GB2042956B (en) 1983-04-13

Family

ID=6062297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8003915A Expired GB2042956B (en) 1979-02-07 1980-02-06 Method of ignitting a direct-current welding arc

Country Status (5)

Country Link
CH (1) CH645052A5 (US07655688-20100202-C00010.png)
DE (1) DE2904481A1 (US07655688-20100202-C00010.png)
FR (1) FR2448411A1 (US07655688-20100202-C00010.png)
GB (1) GB2042956B (US07655688-20100202-C00010.png)
SE (1) SE8000998L (US07655688-20100202-C00010.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19925628A1 (de) * 1999-06-05 2000-12-07 Emhart Inc Hubzündungsschweißverfahren mit Reinigungsstufe
DE10001344A1 (de) 2000-01-14 2001-07-19 Emhart Inc Verfahren und Vorrichtung zum mehrstufigen Lichtbogenschweißen
DE102020209717A1 (de) * 2020-07-31 2022-02-03 Fronius International Gmbh Verfahren und Vorrichtung zum Schweißen von Werkstücken

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382345A (en) * 1966-08-01 1968-05-07 Air Reduction Asymmetric alternating current welding
DE1907023B2 (de) * 1969-02-12 1974-04-11 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren und Vorrichtung zum Zünden eines Gleichstromlichtbogens beim Schweißen mit nicht abschmelzender Elektrode

Also Published As

Publication number Publication date
FR2448411B1 (US07655688-20100202-C00010.png) 1985-03-22
DE2904481A1 (de) 1980-08-21
FR2448411A1 (fr) 1980-09-05
SE8000998L (sv) 1980-08-08
GB2042956A (en) 1980-10-01
CH645052A5 (de) 1984-09-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee