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
Links
- 238000000034 method Methods 0.000 claims description 10
- 230000007704 transition Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012770 industrial material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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)
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 (es) | 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 (es) |
Cited By (1)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5396043A (en) * | 1988-06-07 | 1995-03-07 | Hypertherm, Inc. | Plasma arc cutting process and apparatus using an oxygen-rich gas shield |
US5166494A (en) * | 1990-04-24 | 1992-11-24 | Hypertherm, Inc. | Process and apparatus for reducing electrode wear in a plasma arc torch |
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 |
-
1983
- 1983-01-31 JP JP1404083A patent/JPS59141371A/ja active Granted
Cited By (1)
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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