EP1993331A3 - Plasma torch device and method for carrying out an electrode thereof - Google Patents

Plasma torch device and method for carrying out an electrode thereof Download PDF

Info

Publication number
EP1993331A3
EP1993331A3 EP08156329A EP08156329A EP1993331A3 EP 1993331 A3 EP1993331 A3 EP 1993331A3 EP 08156329 A EP08156329 A EP 08156329A EP 08156329 A EP08156329 A EP 08156329A EP 1993331 A3 EP1993331 A3 EP 1993331A3
Authority
EP
European Patent Office
Prior art keywords
electrode
plasma torch
carrying
torch device
insert
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.)
Withdrawn
Application number
EP08156329A
Other languages
German (de)
French (fr)
Other versions
EP1993331A2 (en
Inventor
Girogio Bassi
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.)
Tecmo SRL
Original Assignee
Tecmo SRL
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 Tecmo SRL filed Critical Tecmo SRL
Publication of EP1993331A2 publication Critical patent/EP1993331A2/en
Publication of EP1993331A3 publication Critical patent/EP1993331A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles

Abstract

Plasma torch device comprising at least a nozzle (2) provided with a plasma outlet (3) and containing an electrode (4) whose terminal portion turned towards the plasma outlet (3) has a housing in which an insert (5) is blocked. Said electrode is also provided with an inner longitudinal cavity (6) having an opened end (7) and a closed end (8) towards the end portion having the insert (5).
The closed end (8) of the electrode has a shaped portion (9) having shape almost conical protruding inside the longitudinal cavity (6) and with the vertex (10) turned towards the opened end (7) of said cavity (6).
EP08156329A 2007-05-18 2008-05-16 Plasma torch device and method for carrying out an electrode thereof Withdrawn EP1993331A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000361A ITBO20070361A1 (en) 2007-05-18 2007-05-18 PLASMA TORCH DEVICE AND METHOD TO REALIZE THE ELECTRODE

Publications (2)

Publication Number Publication Date
EP1993331A2 EP1993331A2 (en) 2008-11-19
EP1993331A3 true EP1993331A3 (en) 2012-01-04

Family

ID=39708820

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08156329A Withdrawn EP1993331A3 (en) 2007-05-18 2008-05-16 Plasma torch device and method for carrying out an electrode thereof

Country Status (2)

Country Link
EP (1) EP1993331A3 (en)
IT (1) ITBO20070361A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102851083B (en) * 2012-09-12 2013-09-18 衢州市广源生活垃圾液化技术研究所 Plasma gasification spray gun
ITVI20130220A1 (en) 2013-09-05 2015-03-06 Trafimet Spa PLASMA TORCH WITH IMPROVED COOLING SYSTEM AND RELATIVE COOLING METHOD.

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059743A (en) * 1974-10-28 1977-11-22 Eduard Migranovich Esibian Plasma arc cutting torch
US5023425A (en) * 1990-01-17 1991-06-11 Esab Welding Products, Inc. Electrode for plasma arc torch and method of fabricating same
US5124525A (en) * 1991-08-27 1992-06-23 Esab Welding Products, Inc. Plasma arc torch having improved nozzle assembly
EP0820216A1 (en) * 1996-07-18 1998-01-21 TRAFIMET S.p.A. Plasma torch without high-frequency ignition, with electrode aircooling devices
US6114650A (en) * 1998-08-12 2000-09-05 The Esab Group, Inc. Electrode for plasma arc torch and method of making same
US20060102598A1 (en) * 2004-11-16 2006-05-18 Hypertherm, Inc. Plasma arc torch having an electrode with internal passages
WO2006122410A1 (en) * 2005-05-17 2006-11-23 Huys Industries Limited Welding electrode and method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059743A (en) * 1974-10-28 1977-11-22 Eduard Migranovich Esibian Plasma arc cutting torch
US5023425A (en) * 1990-01-17 1991-06-11 Esab Welding Products, Inc. Electrode for plasma arc torch and method of fabricating same
US5124525A (en) * 1991-08-27 1992-06-23 Esab Welding Products, Inc. Plasma arc torch having improved nozzle assembly
EP0820216A1 (en) * 1996-07-18 1998-01-21 TRAFIMET S.p.A. Plasma torch without high-frequency ignition, with electrode aircooling devices
US6114650A (en) * 1998-08-12 2000-09-05 The Esab Group, Inc. Electrode for plasma arc torch and method of making same
US20060102598A1 (en) * 2004-11-16 2006-05-18 Hypertherm, Inc. Plasma arc torch having an electrode with internal passages
WO2006122410A1 (en) * 2005-05-17 2006-11-23 Huys Industries Limited Welding electrode and method

Also Published As

Publication number Publication date
EP1993331A2 (en) 2008-11-19
ITBO20070361A1 (en) 2008-11-19

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