BE777467A - Procede et installation de soudage en courant alternatif - Google Patents

Procede et installation de soudage en courant alternatif

Info

Publication number
BE777467A
BE777467A BE777467A BE777467A BE777467A BE 777467 A BE777467 A BE 777467A BE 777467 A BE777467 A BE 777467A BE 777467 A BE777467 A BE 777467A BE 777467 A BE777467 A BE 777467A
Authority
BE
Belgium
Prior art keywords
installation
welding process
actual current
current welding
actual
Prior art date
Application number
BE777467A
Other languages
English (en)
French (fr)
Inventor
Soudure Autogene Francaise. La
Original Assignee
Air Liquide
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 filed Critical Air Liquide
Publication of BE777467A publication Critical patent/BE777467A/xx

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)

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding Control (AREA)
  • Generation Of Surge Voltage And Current (AREA)
BE777467A 1970-12-30 1971-12-29 Procede et installation de soudage en courant alternatif BE777467A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7047290A FR2120343A5 (xx) 1970-12-30 1970-12-30

Publications (1)

Publication Number Publication Date
BE777467A true BE777467A (fr) 1972-06-29

Family

ID=9066588

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777467A BE777467A (fr) 1970-12-30 1971-12-29 Procede et installation de soudage en courant alternatif

Country Status (15)

Country Link
US (1) US3751627A (xx)
AR (1) AR194218A1 (xx)
AU (1) AU458280B2 (xx)
BE (1) BE777467A (xx)
BR (1) BR7108619D0 (xx)
CA (1) CA937999A (xx)
DE (1) DE2165258A1 (xx)
ES (1) ES398396A1 (xx)
FR (1) FR2120343A5 (xx)
GB (1) GB1367909A (xx)
IT (1) IT944454B (xx)
LU (1) LU64532A1 (xx)
NL (1) NL7117928A (xx)
OA (1) OA04061A (xx)
ZA (1) ZA718656B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090058B1 (de) * 1982-03-25 1986-06-04 Ibm Deutschland Gmbh Transistorschaltung zum Schalten des Schreibstromes bei einem Metallpapierdrucker und zum selbsttätigen Verringern des Schreibstromes nach dem Zünden des Lichtbogens
US5714731A (en) * 1996-07-16 1998-02-03 Illinois Tool Works Inc. Welding power supply arc starter
US20140203005A1 (en) * 2013-01-23 2014-07-24 Gordon R. Hanka Welder powered arc starter
US20160121418A1 (en) * 2012-01-25 2016-05-05 Gordon Hanka Welder Powered Arc Starter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2363332A (en) * 1942-12-03 1944-11-21 Westinghouse Electric & Mfg Co Arc-stabilizing circuits
US2629071A (en) * 1948-07-31 1953-02-17 Air Reduction Stabilizing welding arc
US2516016A (en) * 1948-11-03 1950-07-18 Westinghouse Electric Corp Arc welding apparatus
BE500615A (xx) * 1950-01-17
GB729747A (en) * 1952-02-01 1955-05-11 Foster Transformers Ltd Improvements in electric arc welding systems and apparatus
US2834917A (en) * 1956-01-31 1958-05-13 Air Liquide Device for starting and stabilizing a welding arc
US3335317A (en) * 1964-10-26 1967-08-08 Welding Research Inc Arc starting circuit for welding system

Also Published As

Publication number Publication date
BR7108619D0 (pt) 1973-05-31
AU458280B2 (en) 1975-02-20
FR2120343A5 (xx) 1972-08-18
NL7117928A (xx) 1972-07-04
US3751627A (en) 1973-08-07
ZA718656B (en) 1972-09-27
AR194218A1 (es) 1973-06-29
AU3750271A (en) 1973-07-05
IT944454B (it) 1973-04-20
DE2165258A1 (de) 1972-07-20
ES398396A1 (es) 1974-09-16
GB1367909A (en) 1974-09-25
OA04061A (fr) 1979-10-30
CA937999A (en) 1973-12-04
LU64532A1 (xx) 1972-06-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: L AIR LIQUIDE S.A. POUR ETUDE & EXPLOITATION DES P

Effective date: 19841229