JPS641234B2 - - Google Patents

Info

Publication number
JPS641234B2
JPS641234B2 JP1404083A JP1404083A JPS641234B2 JP S641234 B2 JPS641234 B2 JP S641234B2 JP 1404083 A JP1404083 A JP 1404083A JP 1404083 A JP1404083 A JP 1404083A JP S641234 B2 JPS641234 B2 JP S641234B2
Authority
JP
Japan
Prior art keywords
cathode
plasma
nozzle
arc
airflow
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
JP1404083A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59141371A (ja
Inventor
Haruo Tateno
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.)
RIKEN
Original Assignee
RIKEN
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 RIKEN filed Critical RIKEN
Priority to JP1404083A priority Critical patent/JPS59141371A/ja
Publication of JPS59141371A publication Critical patent/JPS59141371A/ja
Publication of JPS641234B2 publication Critical patent/JPS641234B2/ja
Granted 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
    • B23K9/06—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
    • B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Plasma Technology (AREA)
JP1404083A 1983-01-31 1983-01-31 陰極外套を有するプラズマト−チのスタ−ト法 Granted JPS59141371A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1404083A JPS59141371A (ja) 1983-01-31 1983-01-31 陰極外套を有するプラズマト−チのスタ−ト法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1404083A JPS59141371A (ja) 1983-01-31 1983-01-31 陰極外套を有するプラズマト−チのスタ−ト法

Publications (2)

Publication Number Publication Date
JPS59141371A JPS59141371A (ja) 1984-08-14
JPS641234B2 true JPS641234B2 (OSRAM) 1989-01-10

Family

ID=11849999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1404083A Granted JPS59141371A (ja) 1983-01-31 1983-01-31 陰極外套を有するプラズマト−チのスタ−ト法

Country Status (1)

Country Link
JP (1) JPS59141371A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02272214A (ja) * 1989-04-11 1990-11-07 Matsushita Electric Ind Co Ltd 燃焼装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166494A (en) * 1990-04-24 1992-11-24 Hypertherm, Inc. Process and apparatus for reducing electrode wear in a plasma arc torch
US5396043A (en) * 1988-06-07 1995-03-07 Hypertherm, Inc. Plasma arc cutting process and apparatus using an oxygen-rich gas shield
US6677551B2 (en) 1998-10-23 2004-01-13 Innerlogic, Inc. Process for operating a plasma arc torch
US9949356B2 (en) 2012-07-11 2018-04-17 Lincoln Global, Inc. Electrode for a plasma arc cutting torch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02272214A (ja) * 1989-04-11 1990-11-07 Matsushita Electric Ind Co Ltd 燃焼装置

Also Published As

Publication number Publication date
JPS59141371A (ja) 1984-08-14

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