DE3778614D1 - Hochfrequenz lichtbogenstabilisator. - Google Patents

Hochfrequenz lichtbogenstabilisator.

Info

Publication number
DE3778614D1
DE3778614D1 DE8787306500T DE3778614T DE3778614D1 DE 3778614 D1 DE3778614 D1 DE 3778614D1 DE 8787306500 T DE8787306500 T DE 8787306500T DE 3778614 T DE3778614 T DE 3778614T DE 3778614 D1 DE3778614 D1 DE 3778614D1
Authority
DE
Germany
Prior art keywords
high frequency
frequency arc
arc stabilizer
stabilizer
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 - Lifetime
Application number
DE8787306500T
Other languages
English (en)
Inventor
Richard A Eldridge
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.)
Esab Welding Products Inc Florence Sc Us
ESAB Welding Products Inc
Original Assignee
Esab Welding Products Inc Florence Sc Us
ESAB Welding Products Inc
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 Esab Welding Products Inc Florence Sc Us, ESAB Welding Products Inc filed Critical Esab Welding Products Inc Florence Sc Us
Application granted granted Critical
Publication of DE3778614D1 publication Critical patent/DE3778614D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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)

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)
  • Dc-Dc Converters (AREA)
DE8787306500T 1986-08-25 1987-07-23 Hochfrequenz lichtbogenstabilisator. Expired - Lifetime DE3778614D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/900,166 US4767912A (en) 1986-08-25 1986-08-25 High frequency arc stabilizer

Publications (1)

Publication Number Publication Date
DE3778614D1 true DE3778614D1 (de) 1992-06-04

Family

ID=25412061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787306500T Expired - Lifetime DE3778614D1 (de) 1986-08-25 1987-07-23 Hochfrequenz lichtbogenstabilisator.

Country Status (5)

Country Link
US (1) US4767912A (de)
EP (1) EP0257795B1 (de)
CA (1) CA1287120C (de)
DE (1) DE3778614D1 (de)
ES (1) ES2030431T3 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5117088A (en) * 1991-03-13 1992-05-26 The Lincoln Electric Company Device and method for starting electric arc of a welder
US5357078A (en) * 1992-12-17 1994-10-18 Snap-On Incorporated Precision linear variable current control
US5338916A (en) * 1993-04-26 1994-08-16 The Lincoln Electric Company Control circuit for alternating current TIG welder
US5753888A (en) * 1995-12-29 1998-05-19 Esab Group, Inc. Stabilization and firing circuit for a power source of a cutting or welding system and method of stabilizing and firing same
US5864208A (en) * 1996-08-13 1999-01-26 Eg&G Corporation Spark gap device and method of manufacturing same
AT413953B (de) * 2003-11-25 2006-07-15 Fronius Int Gmbh Verfahren und schaltung zum berührungslosen zünden eines schweisslichtbogens
US9751157B2 (en) * 2012-04-18 2017-09-05 Seibu Electric & Machinery Co., Ltd. Process for identifying existence of partially welded spots and retention of cut-out part in wire-cut electrical discharge machining
US9724775B2 (en) * 2012-06-13 2017-08-08 Seibu Electric & Machinery Co., Ltd. Method of making partially welded spots in wire-cut electrical discharge machining
US10766087B2 (en) 2015-04-15 2020-09-08 Jattus LLC External pulse generating device and method
WO2016205426A1 (en) * 2015-06-15 2016-12-22 The Regents Of The University Of California Resonant regulating rectifier with an integrated antenna

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597580A (en) * 1969-04-25 1971-08-03 Chemetron Corp Controlled rectifier arc welding supply having improved positive firing characteristics
US3780258A (en) * 1971-06-17 1973-12-18 Air Prod & Chem Alternating current arc power source having opposite polarity ignition pulse
US3876855A (en) * 1972-02-18 1975-04-08 Matsushita Electric Ind Co Ltd Tungsten inert gas arc striking device
US4418265A (en) * 1981-03-03 1983-11-29 Mitsubishi Denki Kabushiki Kaisha Device with high frequency contactless type arc generating mechanism

Also Published As

Publication number Publication date
US4767912A (en) 1988-08-30
EP0257795B1 (de) 1992-04-29
EP0257795A3 (en) 1989-06-07
EP0257795A2 (de) 1988-03-02
ES2030431T3 (es) 1992-11-01
CA1287120C (en) 1991-07-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee