AU2001234744A1 - Plasma arc torch and method for cutting a workpiece - Google Patents

Plasma arc torch and method for cutting a workpiece

Info

Publication number
AU2001234744A1
AU2001234744A1 AU2001234744A AU3474401A AU2001234744A1 AU 2001234744 A1 AU2001234744 A1 AU 2001234744A1 AU 2001234744 A AU2001234744 A AU 2001234744A AU 3474401 A AU3474401 A AU 3474401A AU 2001234744 A1 AU2001234744 A1 AU 2001234744A1
Authority
AU
Australia
Prior art keywords
workpiece
cutting
plasma arc
arc torch
torch
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.)
Abandoned
Application number
AU2001234744A
Inventor
Kevin D. Horner-Richardson
Milind G. Kelkar
Geoffrey H. Putnam
Jesse A. Roberts
David A. Small
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.)
Victor Equipment Co
Original Assignee
Thermal Dynamics Corp
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 Thermal Dynamics Corp filed Critical Thermal Dynamics Corp
Publication of AU2001234744A1 publication Critical patent/AU2001234744A1/en
Abandoned 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
    • 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
    • H05H1/3405—Arrangements for stabilising or constricting the arc, e.g. by an additional gas 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
    • H05H1/3442—Cathodes with inserted tip
    • 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
    • H05H1/3457—Nozzle protection devices
    • 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
    • H05H1/3478—Geometrical details
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Geometry (AREA)
  • Arc Welding In General (AREA)
  • Plasma Technology (AREA)
AU2001234744A 2000-02-08 2001-02-01 Plasma arc torch and method for cutting a workpiece Abandoned AU2001234744A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US18111100P 2000-02-08 2000-02-08
US60181111 2000-02-08
US09772260 2001-01-29
US09/772,260 US6337460B2 (en) 2000-02-08 2001-01-29 Plasma arc torch and method for cutting a workpiece
PCT/US2001/003351 WO2001060132A1 (en) 2000-02-08 2001-02-01 Plasma arc torch and method for cutting a workpiece

Publications (1)

Publication Number Publication Date
AU2001234744A1 true AU2001234744A1 (en) 2001-08-20

Family

ID=26876897

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001234744A Abandoned AU2001234744A1 (en) 2000-02-08 2001-02-01 Plasma arc torch and method for cutting a workpiece

Country Status (3)

Country Link
US (1) US6337460B2 (en)
AU (1) AU2001234744A1 (en)
WO (1) WO2001060132A1 (en)

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US6914211B2 (en) * 2003-02-27 2005-07-05 Thermal Dynamics Corporation Vented shield system for a plasma arc torch
FR2852541B1 (en) * 2003-03-18 2005-12-16 Air Liquide PROCESS FOR PLASMA CUTTING WITH DOUBLE GAS FLOW
US6963045B2 (en) * 2003-11-14 2005-11-08 Tatras, Inc. Plasma arc cutting torch nozzle
EP1578177A1 (en) * 2004-03-19 2005-09-21 La Soudure Autogene Francaise Plasma cutting method using double-flow gas
US7161111B2 (en) * 2004-08-18 2007-01-09 Illinois Tool Works Inc. Plasma torch having a quick-connect retaining cup
MX2007013067A (en) * 2005-04-19 2008-01-11 Hypertherm Inc Plasma arc torch providing angular shield flow injection.
EP1894450B1 (en) * 2005-05-11 2015-08-05 Hypertherm, Inc Generating discrete gas jets in plasma arc torch applications
US20070045241A1 (en) * 2005-08-29 2007-03-01 Schneider Joseph C Contact start plasma torch and method of operation
US8097828B2 (en) * 2006-05-11 2012-01-17 Hypertherm, Inc. Dielectric devices for a plasma arc torch
US20080181155A1 (en) * 2007-01-31 2008-07-31 Texas Instruments Incorporated Apparatus for and method of detecting wireless local area network signals using a low power receiver
TWI352368B (en) * 2007-09-21 2011-11-11 Ind Tech Res Inst Plasma head and plasma-discharging device using th
US8338740B2 (en) * 2008-09-30 2012-12-25 Hypertherm, Inc. Nozzle with exposed vent passage
KR101052978B1 (en) 2009-02-24 2011-07-29 전주대학교 산학협력단 Dual Plasma Arc Torch
US20100276397A1 (en) * 2009-05-01 2010-11-04 Baker Hughes Incorporated Electrically isolated gas cups for plasma transfer arc welding torches, and related methods
US8258423B2 (en) * 2009-08-10 2012-09-04 The Esab Group, Inc. Retract start plasma torch with reversible coolant flow
US9111729B2 (en) 2009-12-03 2015-08-18 Lam Research Corporation Small plasma chamber systems and methods
US9190289B2 (en) * 2010-02-26 2015-11-17 Lam Research Corporation System, method and apparatus for plasma etch having independent control of ion generation and dissociation of process gas
JP2011177743A (en) * 2010-03-01 2011-09-15 Honda Motor Co Ltd Plasma welding torch and welding method using plasma welding torch
GB201006330D0 (en) * 2010-04-15 2010-06-02 Linde Ag Gas delivery devices and methods
US9155181B2 (en) 2010-08-06 2015-10-06 Lam Research Corporation Distributed multi-zone plasma source systems, methods and apparatus
US8999104B2 (en) * 2010-08-06 2015-04-07 Lam Research Corporation Systems, methods and apparatus for separate plasma source control
US9967965B2 (en) 2010-08-06 2018-05-08 Lam Research Corporation Distributed, concentric multi-zone plasma source systems, methods and apparatus
US9449793B2 (en) 2010-08-06 2016-09-20 Lam Research Corporation Systems, methods and apparatus for choked flow element extraction
US9177762B2 (en) 2011-11-16 2015-11-03 Lam Research Corporation System, method and apparatus of a wedge-shaped parallel plate plasma reactor for substrate processing
US10283325B2 (en) 2012-10-10 2019-05-07 Lam Research Corporation Distributed multi-zone plasma source systems, methods and apparatus
US9508530B2 (en) 2011-11-21 2016-11-29 Lam Research Corporation Plasma processing chamber with flexible symmetric RF return strap
US8872525B2 (en) 2011-11-21 2014-10-28 Lam Research Corporation System, method and apparatus for detecting DC bias in a plasma processing chamber
US9083182B2 (en) 2011-11-21 2015-07-14 Lam Research Corporation Bypass capacitors for high voltage bias power in the mid frequency RF range
US9263240B2 (en) 2011-11-22 2016-02-16 Lam Research Corporation Dual zone temperature control of upper electrodes
US10586686B2 (en) 2011-11-22 2020-03-10 Law Research Corporation Peripheral RF feed and symmetric RF return for symmetric RF delivery
US8898889B2 (en) 2011-11-22 2014-12-02 Lam Research Corporation Chuck assembly for plasma processing
US9396908B2 (en) 2011-11-22 2016-07-19 Lam Research Corporation Systems and methods for controlling a plasma edge region
US10716199B2 (en) * 2013-07-25 2020-07-14 Hypertherm, Inc. Devices for gas cooling plasma arc torches and related systems and methods
US10456855B2 (en) 2013-11-13 2019-10-29 Hypertherm, Inc. Consumable cartridge for a plasma arc cutting system
US9981335B2 (en) 2013-11-13 2018-05-29 Hypertherm, Inc. Consumable cartridge for a plasma arc cutting system
US11684995B2 (en) 2013-11-13 2023-06-27 Hypertherm, Inc. Cost effective cartridge for a plasma arc torch
US11432393B2 (en) 2013-11-13 2022-08-30 Hypertherm, Inc. Cost effective cartridge for a plasma arc torch
US11278983B2 (en) 2013-11-13 2022-03-22 Hypertherm, Inc. Consumable cartridge for a plasma arc cutting system
US11622440B2 (en) * 2014-05-30 2023-04-04 Hypertherm, Inc. Cooling plasma cutting system consumables and related systems and methods
AU2015301727B2 (en) 2014-08-12 2020-05-14 Hypertherm, Inc. Cost effective cartridge for a plasma arc torch
KR102586885B1 (en) 2015-08-04 2023-10-06 하이퍼썸, 인크. Cartridges for liquid-cooled plasma arc torches
US9900972B2 (en) 2015-08-04 2018-02-20 Hypertherm, Inc. Plasma arc cutting systems, consumables and operational methods
US10413991B2 (en) 2015-12-29 2019-09-17 Hypertherm, Inc. Supplying pressurized gas to plasma arc torch consumables and related systems and methods
US20210219412A1 (en) * 2020-01-09 2021-07-15 Hypertherm, Inc. Nozzles for liquid cooled plasma arc cutting torches with clocking-independent passages

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* Cited by examiner, † Cited by third party
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FR2534106A1 (en) 1982-10-01 1984-04-06 Soudure Autogene Francaise MONOGAZ PLASMA TORCH
SE447461B (en) 1985-04-25 1986-11-17 Npk Za Kontrolno Zavaratschni COMPOSITION NOZZLE COVER
US4748312A (en) 1986-04-10 1988-05-31 Thermal Dynamics Corporation Plasma-arc torch with gas cooled blow-out electrode
US4902871A (en) 1987-01-30 1990-02-20 Hypertherm, Inc. Apparatus and process for cooling a plasma arc electrode
US5120930A (en) 1988-06-07 1992-06-09 Hypertherm, Inc. Plasma arc torch with improved nozzle shield and step flow
US5132512A (en) 1988-06-07 1992-07-21 Hypertherm, Inc. Arc torch nozzle shield for plasma
US5396043A (en) 1988-06-07 1995-03-07 Hypertherm, Inc. Plasma arc cutting process and apparatus using an oxygen-rich gas shield
US5695662A (en) 1988-06-07 1997-12-09 Hypertherm, Inc. Plasma arc cutting process and apparatus using an oxygen-rich gas shield
US4861962B1 (en) 1988-06-07 1996-07-16 Hypertherm Inc Nozzle shield for a plasma arc torch
US4973816A (en) 1989-03-28 1990-11-27 Delaware Capital Formation, Inc. Plasma torch with safety switch
US4967055A (en) 1989-03-31 1990-10-30 Tweco Products Plasma torch
US4954683A (en) 1989-05-26 1990-09-04 Thermal Dynamics Corporation Plasma arc gouger
JPH03138084A (en) 1989-10-23 1991-06-12 Brother Ind Ltd Plasma cutting device
US5023425A (en) 1990-01-17 1991-06-11 Esab Welding Products, Inc. Electrode for plasma arc torch and method of fabricating same
US5013885A (en) 1990-02-28 1991-05-07 Esab Welding Products, Inc. Plasma arc torch having extended nozzle of substantially hourglass
US5017752A (en) 1990-03-02 1991-05-21 Esab Welding Products, Inc. Plasma arc torch starting process having separated generated flows of non-oxidizing and oxidizing gas
US5105061A (en) 1991-02-15 1992-04-14 The Lincoln Electric Company Vented electrode for a plasma torch
US5247152A (en) 1991-02-25 1993-09-21 Blankenship George D Plasma torch with improved cooling
EP0573653B1 (en) 1991-02-28 1998-01-21 Kabushiki Kaisha Komatsu Seisakusho Plasma torch for cutting
US5208441A (en) 1991-04-29 1993-05-04 Century Manufacturing Co. Plasma arc ignition system
US5317126A (en) 1992-01-14 1994-05-31 Hypertherm, Inc. Nozzle and method of operation for a plasma arc torch
US5216221A (en) * 1992-01-17 1993-06-01 Esab Welding Products, Inc. Plasma arc torch power disabling mechanism
FR2703557B1 (en) 1993-03-29 1995-05-05 Soudure Autogene Francaise Plasma torch and method of implementation for gouging parts.
US5278388A (en) 1993-06-07 1994-01-11 Huang Huang Nan Plasma welding and cutting gun for discharging plasma gas with constant outlet pressure
JPH08215856A (en) * 1995-02-13 1996-08-27 Komatsu Sanki Kk Plasma cutting method
US5681489A (en) 1995-12-13 1997-10-28 The Esab Group, Inc. Plasma arc torch including means for disabling power source
US5726415A (en) 1996-04-16 1998-03-10 The Lincoln Electric Company Gas cooled plasma torch

Also Published As

Publication number Publication date
US6337460B2 (en) 2002-01-08
WO2001060132A1 (en) 2001-08-16
US20010025833A1 (en) 2001-10-04

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