DE3751520D1 - Kathodenstruktur eines plasmabrenners. - Google Patents

Kathodenstruktur eines plasmabrenners.

Info

Publication number
DE3751520D1
DE3751520D1 DE3751520T DE3751520T DE3751520D1 DE 3751520 D1 DE3751520 D1 DE 3751520D1 DE 3751520 T DE3751520 T DE 3751520T DE 3751520 T DE3751520 T DE 3751520T DE 3751520 D1 DE3751520 D1 DE 3751520D1
Authority
DE
Germany
Prior art keywords
plasma torch
cathode structure
cathode
torch
plasma
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 - Fee Related
Application number
DE3751520T
Other languages
English (en)
Other versions
DE3751520T2 (de
Inventor
Shunichi Sakuragi
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.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Application granted granted Critical
Publication of DE3751520D1 publication Critical patent/DE3751520D1/de
Publication of DE3751520T2 publication Critical patent/DE3751520T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
    • B23K35/0205—Non-consumable electrodes; C-electrodes
    • 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
    • H05H1/28—Cooling arrangements
    • 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
    • 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
    • H05H1/3436—Hollow cathodes with internal coolant flow
    • 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
    • H05H1/40—Details, e.g. electrodes, nozzles using applied magnetic fields, e.g. for focusing or rotating the arc
    • 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
    • H05H1/3421—Transferred arc or pilot arc mode

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma Technology (AREA)
  • Arc Welding In General (AREA)
DE3751520T 1986-04-15 1987-07-30 Kathodenstruktur eines plasmabrenners. Expired - Fee Related DE3751520T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1986055313U JPH05302Y2 (de) 1986-04-15 1986-04-15
PCT/JP1987/000570 WO1989001281A1 (en) 1986-04-15 1987-07-30 Cathode structure of a plasma torch

Publications (2)

Publication Number Publication Date
DE3751520D1 true DE3751520D1 (de) 1995-10-19
DE3751520T2 DE3751520T2 (de) 1996-04-18

Family

ID=1339785

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3751520T Expired - Fee Related DE3751520T2 (de) 1986-04-15 1987-07-30 Kathodenstruktur eines plasmabrenners.

Country Status (5)

Country Link
US (1) US5177338A (de)
EP (1) EP0371128B1 (de)
JP (1) JPH05302Y2 (de)
DE (1) DE3751520T2 (de)
WO (1) WO1989001281A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5464962A (en) * 1992-05-20 1995-11-07 Hypertherm, Inc. Electrode for a plasma arc torch
WO1996023394A1 (fr) * 1995-01-26 1996-08-01 ZAKRYTOE AKTSIONERNOE OBSCHESTVO PROIZVODSTVENNAYA FIRMA 'Az' Appareil generateur de flux plasmique
DE19536822A1 (de) * 1995-09-20 1997-04-10 Ifg Inst Fuer Geraetebau Gmbh Verfahren und Vorrichtung zur Röntgenenergiefilterung
FI954843A (fi) * 1995-10-11 1997-04-12 Valtion Teknillinen Menetelmä ja laite plasman muodostamiseksi
IL116939A0 (en) * 1996-01-29 1996-05-14 Netanya Plasmatek Ltd Plasma torch apparatus
TW469757B (en) * 1999-12-13 2001-12-21 Nippon Steel Corp A transferred plasma heating anode
US7608797B2 (en) * 2004-06-22 2009-10-27 Vladimir Belashchenko High velocity thermal spray apparatus
US7750265B2 (en) * 2004-11-24 2010-07-06 Vladimir Belashchenko Multi-electrode plasma system and method for thermal spraying
US9949356B2 (en) 2012-07-11 2018-04-17 Lincoln Global, Inc. Electrode for a plasma arc cutting torch
CN104320903A (zh) * 2014-10-24 2015-01-28 周开根 一种复合电极
GB2532195B (en) * 2014-11-04 2016-12-28 Fourth State Medicine Ltd Plasma generation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610796A (en) * 1970-01-21 1971-10-05 Westinghouse Electric Corp Fluid-cooled electrodes having permanent magnets to drive the arc therefrom and arc heater apparatus employing the same
CA1105569A (en) * 1977-10-18 1981-07-21 Ivan A. Kuznetsov Plasma arc torch head
JPS6327840B2 (de) * 1977-12-20 1988-06-06 Ansonii Kotsuku Fuai Chan
SU844178A1 (ru) * 1978-07-11 1981-07-07 Государственный Проектный И Научно- Исследовательский Институт "Гипроникель Способ плазменной обработки
JPS60121076A (ja) * 1983-12-05 1985-06-28 Mitsubishi Heavy Ind Ltd Ｔｉｇ溶接装置
JPS6241476A (ja) * 1985-08-13 1987-02-23 Kubota Ltd 摩擦式油圧クラツチの圧力制御弁機構
JPH0525200Y2 (de) * 1985-08-29 1993-06-25
JPS62116400A (ja) * 1985-11-15 1987-05-27 三菱重工業株式会社 結合案内装置
JPS62116400U (de) * 1986-01-14 1987-07-24

Also Published As

Publication number Publication date
EP0371128A1 (de) 1990-06-06
DE3751520T2 (de) 1996-04-18
JPS62169776U (de) 1987-10-28
EP0371128B1 (de) 1995-09-13
JPH05302Y2 (de) 1993-01-06
US5177338A (en) 1993-01-05
EP0371128A4 (en) 1991-04-03
WO1989001281A1 (en) 1989-02-09

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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