FR1248784A - Method and devices for igniting electric arcs - Google Patents

Method and devices for igniting electric arcs

Info

Publication number
FR1248784A
FR1248784A FR818664A FR818664A FR1248784A FR 1248784 A FR1248784 A FR 1248784A FR 818664 A FR818664 A FR 818664A FR 818664 A FR818664 A FR 818664A FR 1248784 A FR1248784 A FR 1248784A
Authority
FR
France
Prior art keywords
devices
electric arcs
igniting electric
igniting
arcs
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
FR818664A
Other languages
French (fr)
Inventor
Nelson Edward Anderson
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.)
Airco Inc
Original Assignee
Air Reduction Co 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 Air Reduction Co Inc filed Critical Air Reduction Co Inc
Application granted granted Critical
Publication of FR1248784A publication Critical patent/FR1248784A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
    • H01J40/02—Details
    • H01J40/04—Electrodes
    • H01J40/06—Photo-emissive cathodes
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
FR818664A 1959-04-27 1960-02-15 Method and devices for igniting electric arcs Expired FR1248784A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US809033A US3030495A (en) 1959-04-27 1959-04-27 Initiation and maintenance of power arcs

Publications (1)

Publication Number Publication Date
FR1248784A true FR1248784A (en) 1960-12-23

Family

ID=25200388

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1131342D Expired FR1131342A (en) 1959-04-27 1955-09-20 Improvements in manufacturing processes for electron emission electrodes
FR818664A Expired FR1248784A (en) 1959-04-27 1960-02-15 Method and devices for igniting electric arcs

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1131342D Expired FR1131342A (en) 1959-04-27 1955-09-20 Improvements in manufacturing processes for electron emission electrodes

Country Status (4)

Country Link
US (1) US3030495A (en)
DE (1) DE1131342B (en)
FR (2) FR1131342A (en)
GB (1) GB930211A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260890A (en) * 1963-05-24 1966-07-12 Air Reduction Power arc initiation by preheat and capacitor discharge
GB1106686A (en) * 1964-12-15 1968-03-20 British Oxygen Co Ltd Gas shielded electric arc welding
US10675699B2 (en) * 2015-12-10 2020-06-09 Illinois Tool Works Inc. Systems, methods, and apparatus to preheat welding wire
US10766092B2 (en) 2017-04-18 2020-09-08 Illinois Tool Works Inc. Systems, methods, and apparatus to provide preheat voltage feedback loss protection
US10870164B2 (en) 2017-05-16 2020-12-22 Illinois Tool Works Inc. Systems, methods, and apparatus to preheat welding wire
US11344964B2 (en) 2017-06-09 2022-05-31 Illinois Tool Works Inc. Systems, methods, and apparatus to control welding electrode preheating
EP3634684B1 (en) 2017-06-09 2022-10-05 Illinois Tool Works Inc. Welding torch with a first contact tip to preheat welding wire and a second contact tip
US11524354B2 (en) 2017-06-09 2022-12-13 Illinois Tool Works Inc. Systems, methods, and apparatus to control weld current in a preheating system
CN111386167B (en) 2017-06-09 2024-04-23 伊利诺斯工具制品有限公司 Contact tip having a thread and a head for effecting loosening by the thread
CN111386168A (en) 2017-06-09 2020-07-07 伊利诺斯工具制品有限公司 Welding assembly for a welding torch with two contact tips and a cooling body for cooling and conducting electric current
WO2018227196A1 (en) 2017-06-09 2018-12-13 Illinois Tool Works Inc. Welding torch, with two contact tips and a plurality of liquid cooling assemblies for conducting currents to the contact tips
US11020813B2 (en) 2017-09-13 2021-06-01 Illinois Tool Works Inc. Systems, methods, and apparatus to reduce cast in a welding wire
US11654503B2 (en) 2018-08-31 2023-05-23 Illinois Tool Works Inc. Submerged arc welding systems and submerged arc welding torches to resistively preheat electrode wire
US11014185B2 (en) 2018-09-27 2021-05-25 Illinois Tool Works Inc. Systems, methods, and apparatus for control of wire preheating in welding-type systems
EP3898055A2 (en) 2018-12-19 2021-10-27 Illinois Tool Works, Inc. Contact tip, wire preheating assembly, contact tip assembly and consumable electrode-fed welding type system
US20210187651A1 (en) * 2019-12-20 2021-06-24 Illinois Tool Works Inc. Systems and methods for gas control during welding wire pretreatments
US11772182B2 (en) 2019-12-20 2023-10-03 Illinois Tool Works Inc. Systems and methods for gas control during welding wire pretreatments

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179108A (en) * 1937-06-12 1939-11-07 Borg Warner Nozzle for arc-welding machine
CH226725A (en) * 1940-04-18 1943-04-30 Gasaccumulator Svenska Ab Method and device for arc welding.
US2329977A (en) * 1941-10-09 1943-09-21 Nita Carol Brunberg Welding machine
US2475835A (en) * 1943-09-03 1949-07-12 Hartford Nat Bank & Trust Co Method of electric arc welding
US2405673A (en) * 1944-01-20 1946-08-13 Linde Air Prod Co Electric welding
US2586516A (en) * 1949-02-12 1952-02-19 Gen Electric Inert gas arc welding electrode
US2558102A (en) * 1949-06-11 1951-06-26 Westinghouse Electric Corp Arc welding system
US2685632A (en) * 1951-07-17 1954-08-03 Union Carbide & Carbon Corp Gas blanketed arc welding torch
US2868948A (en) * 1954-01-26 1959-01-13 Union Carbide Corp Metal arc welding
US2867730A (en) * 1957-11-14 1959-01-06 Air Reduction Arc welding apparatus

Also Published As

Publication number Publication date
FR1131342A (en) 1957-02-20
GB930211A (en) 1963-07-03
US3030495A (en) 1962-04-17
DE1131342B (en) 1962-06-14

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