GB2192821B - Plasma arc torch - Google Patents

Plasma arc torch

Info

Publication number
GB2192821B
GB2192821B GB8715085A GB8715085A GB2192821B GB 2192821 B GB2192821 B GB 2192821B GB 8715085 A GB8715085 A GB 8715085A GB 8715085 A GB8715085 A GB 8715085A GB 2192821 B GB2192821 B GB 2192821B
Authority
GB
United Kingdom
Prior art keywords
plasma arc
arc torch
torch
plasma
arc
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
GB8715085A
Other versions
GB2192821A (en
GB8715085D0 (en
Inventor
Rex Ewart Wilson
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.)
WTC HOLDINGS Ltd
Original Assignee
WTC HOLDINGS 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 WTC HOLDINGS Ltd filed Critical WTC HOLDINGS Ltd
Publication of GB8715085D0 publication Critical patent/GB8715085D0/en
Publication of GB2192821A publication Critical patent/GB2192821A/en
Application granted granted Critical
Publication of GB2192821B publication Critical patent/GB2192821B/en
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
    • B23K9/00—Arc welding or cutting
    • B23K9/24—Features related to electrodes
    • B23K9/28—Supporting devices for electrodes
    • B23K9/29—Supporting devices adapted for making use of shielding means
    • B23K9/291—Supporting devices adapted for making use of shielding means the shielding means being a gas
    • B23K9/296—Supporting devices adapted for making use of shielding means the shielding means being a gas using non-consumable 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
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/3423—Connecting means, e.g. electrical connecting means or fluid connections
    • 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
    • H05H1/3442—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
    • H05H1/3473—Safety means

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)
GB8715085A 1986-06-27 1987-06-26 Plasma arc torch Expired - Fee Related GB2192821B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868615759A GB8615759D0 (en) 1986-06-27 1986-06-27 Air plasma arc torch

Publications (3)

Publication Number Publication Date
GB8715085D0 GB8715085D0 (en) 1987-08-05
GB2192821A GB2192821A (en) 1988-01-27
GB2192821B true GB2192821B (en) 1991-02-20

Family

ID=10600214

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868615759A Pending GB8615759D0 (en) 1986-06-27 1986-06-27 Air plasma arc torch
GB8715085A Expired - Fee Related GB2192821B (en) 1986-06-27 1987-06-26 Plasma arc torch

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868615759A Pending GB8615759D0 (en) 1986-06-27 1986-06-27 Air plasma arc torch

Country Status (2)

Country Link
JP (1) JPS6310082A (en)
GB (2) GB8615759D0 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4861962B1 (en) * 1988-06-07 1996-07-16 Hypertherm Inc Nozzle shield for a plasma arc torch
US5695662A (en) * 1988-06-07 1997-12-09 Hypertherm, Inc. Plasma arc cutting process and apparatus using an oxygen-rich gas shield
DE4022112C2 (en) * 1990-07-11 1996-03-14 Mannesmann Ag Plasma torch for transmitted arc
IT1243170B (en) * 1990-11-29 1994-05-24 Trafimet Trafilerie Metalliche PLASMA CUTTING TORCH WITH TRIGGER FOR CONTACT
US5147997A (en) * 1991-06-21 1992-09-15 Delaware Capital Formation, Inc. Stand-off cup for torch
US5977510A (en) * 1998-04-27 1999-11-02 Hypertherm, Inc. Nozzle for a plasma arc torch with an exit orifice having an inlet radius and an extended length to diameter ratio
FR2781328B1 (en) * 1998-07-15 2000-08-18 Soudure Autogene Francaise SAFETY DEVICE FOR A PLASMA TORCH
US6677551B2 (en) 1998-10-23 2004-01-13 Innerlogic, Inc. Process for operating a plasma arc torch
US6946617B2 (en) 2003-04-11 2005-09-20 Hypertherm, Inc. Method and apparatus for alignment of components of a plasma arc torch
AT505658B1 (en) 2008-01-23 2009-03-15 Fronius Int Gmbh GAS JET FIXING
EP2663167B1 (en) * 2012-05-07 2016-12-21 Manfred Hollberg Cooling pipe for a plasma arc torch and spacer
US9949356B2 (en) 2012-07-11 2018-04-17 Lincoln Global, Inc. Electrode for a plasma arc cutting torch
CN111604576B (en) 2014-08-12 2023-07-18 海别得公司 Cost effective cartridge for a plasma arc torch
WO2020097365A1 (en) * 2018-11-07 2020-05-14 Hypertherm, Inc. Consumable cartridge for a plasma arc cutting system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2534106A1 (en) * 1982-10-01 1984-04-06 Soudure Autogene Francaise MONOGAZ PLASMA TORCH

Also Published As

Publication number Publication date
GB2192821A (en) 1988-01-27
GB8715085D0 (en) 1987-08-05
GB8615759D0 (en) 1986-08-06
JPH0339791B2 (en) 1991-06-14
JPS6310082A (en) 1988-01-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930626