JPS6315069B2 - - Google Patents
Info
- Publication number
- JPS6315069B2 JPS6315069B2 JP53120458A JP12045878A JPS6315069B2 JP S6315069 B2 JPS6315069 B2 JP S6315069B2 JP 53120458 A JP53120458 A JP 53120458A JP 12045878 A JP12045878 A JP 12045878A JP S6315069 B2 JPS6315069 B2 JP S6315069B2
- Authority
- JP
- Japan
- Prior art keywords
- torch
- signal
- pressure
- gas
- workpiece
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 5
- 238000010891 electric arc Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 230000003068 static effect Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 33
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 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
- B23K10/00—Welding or cutting by means of a plasma
- B23K10/006—Control circuits therefor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Plasma Technology (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/846,637 US4203022A (en) | 1977-10-31 | 1977-10-31 | Method and apparatus for positioning a plasma arc cutting torch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5466356A JPS5466356A (en) | 1979-05-28 |
| JPS6315069B2 true JPS6315069B2 (US20080293856A1-20081127-C00150.png) | 1988-04-02 |
Family
ID=25298489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12045878A Granted JPS5466356A (en) | 1977-10-31 | 1978-10-02 | Method and apparatus for positioning plasma arc cutting torch |
Country Status (4)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01146559U (US20080293856A1-20081127-C00150.png) * | 1988-03-30 | 1989-10-09 |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2447770A1 (fr) * | 1979-02-01 | 1980-08-29 | Air Liquide | Procede et installation de demarrage automatique d'une torche de coupage plasma |
| US4324971A (en) * | 1980-07-09 | 1982-04-13 | Thermal Dynamics Corporation | Torch height acquisition using arc transfer |
| US4421970A (en) * | 1981-01-30 | 1983-12-20 | Hypertherm, Incorporated | Height sensing system for a plasma arc cutting tool |
| US4361748A (en) * | 1981-01-30 | 1982-11-30 | Couch Jr Richard W | Cooling and height sensing system for a plasma arc cutting tool |
| US4816637A (en) * | 1985-11-25 | 1989-03-28 | Hypertherm, Inc. | Underwater and above-water plasma arc cutting torch and method |
| US4902871A (en) * | 1987-01-30 | 1990-02-20 | Hypertherm, Inc. | Apparatus and process for cooling a plasma arc electrode |
| US4791268A (en) * | 1987-01-30 | 1988-12-13 | Hypertherm, Inc. | Arc plasma torch and method using contact starting |
| US5070227A (en) * | 1990-04-24 | 1991-12-03 | Hypertherm, Inc. | Proceses 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 |
| US5166494A (en) * | 1990-04-24 | 1992-11-24 | Hypertherm, Inc. | Process and apparatus for reducing electrode wear in a plasma arc torch |
| US5164568A (en) * | 1989-10-20 | 1992-11-17 | Hypertherm, Inc. | Nozzle for a plasma arc torch having an angled inner surface to facilitate and control arc ignition |
| IT1243170B (it) * | 1990-11-29 | 1994-05-24 | Trafimet Trafilerie Metalliche | Torcia per taglio al plasma con innesco per contatto |
| US5208441A (en) * | 1991-04-29 | 1993-05-04 | Century Manufacturing Co. | Plasma arc ignition system |
| US5194715A (en) * | 1991-11-27 | 1993-03-16 | Esab Welding Products, Inc. | Plasma arc torch used in underwater cutting |
| FI964347A (fi) * | 1996-10-28 | 1998-04-29 | Plasma Modules Oy | Plasmapoltin |
| US5900169A (en) * | 1997-06-06 | 1999-05-04 | Hypertherm, Inc. | Safety circuit for a blow forward contact start plasma arc torch |
| US6028287A (en) * | 1997-07-25 | 2000-02-22 | Hyperthem, Inc. | Plasma arc torch position control |
| US6326583B1 (en) | 2000-03-31 | 2001-12-04 | Innerlogic, Inc. | Gas control system for a plasma arc torch |
| US6498317B2 (en) | 1998-10-23 | 2002-12-24 | Innerlogic, Inc. | Process for operating a plasma arc torch |
| US6677551B2 (en) * | 1998-10-23 | 2004-01-13 | Innerlogic, Inc. | Process for operating a plasma arc torch |
| US6163009A (en) * | 1998-10-23 | 2000-12-19 | Innerlogic, Inc. | Process for operating a plasma arc torch |
| JP2004527878A (ja) * | 2001-03-09 | 2004-09-09 | ハイパーサーム インコーポレイテッド | プラズマアークトーチ用複合電極 |
| US7622693B2 (en) | 2001-07-16 | 2009-11-24 | Foret Plasma Labs, Llc | Plasma whirl reactor apparatus and methods of use |
| US8764978B2 (en) | 2001-07-16 | 2014-07-01 | Foret Plasma Labs, Llc | System for treating a substance with wave energy from an electrical arc and a second source |
| US6969819B1 (en) * | 2004-05-18 | 2005-11-29 | The Esab Group, Inc. | Plasma arc torch |
| US7134321B2 (en) | 2004-07-20 | 2006-11-14 | Asml Holding N.V. | Fluid gauge proximity sensor and method of operating same using a modulated fluid flow |
| US20070045241A1 (en) * | 2005-08-29 | 2007-03-01 | Schneider Joseph C | Contact start plasma torch and method of operation |
| US7578168B2 (en) * | 2007-06-27 | 2009-08-25 | Asml Holding N.V. | Increasing gas gauge pressure sensitivity using nozzle-face surface roughness |
| US8278810B2 (en) | 2007-10-16 | 2012-10-02 | Foret Plasma Labs, Llc | Solid oxide high temperature electrolysis glow discharge cell |
| US9185787B2 (en) | 2007-10-16 | 2015-11-10 | Foret Plasma Labs, Llc | High temperature electrolysis glow discharge device |
| US9445488B2 (en) | 2007-10-16 | 2016-09-13 | Foret Plasma Labs, Llc | Plasma whirl reactor apparatus and methods of use |
| US9516736B2 (en) | 2007-10-16 | 2016-12-06 | Foret Plasma Labs, Llc | System, method and apparatus for recovering mining fluids from mining byproducts |
| US8810122B2 (en) | 2007-10-16 | 2014-08-19 | Foret Plasma Labs, Llc | Plasma arc torch having multiple operating modes |
| US9230777B2 (en) | 2007-10-16 | 2016-01-05 | Foret Plasma Labs, Llc | Water/wastewater recycle and reuse with plasma, activated carbon and energy system |
| US9761413B2 (en) | 2007-10-16 | 2017-09-12 | Foret Plasma Labs, Llc | High temperature electrolysis glow discharge device |
| US9560731B2 (en) | 2007-10-16 | 2017-01-31 | Foret Plasma Labs, Llc | System, method and apparatus for an inductively coupled plasma Arc Whirl filter press |
| US10267106B2 (en) | 2007-10-16 | 2019-04-23 | Foret Plasma Labs, Llc | System, method and apparatus for treating mining byproducts |
| US9051820B2 (en) | 2007-10-16 | 2015-06-09 | Foret Plasma Labs, Llc | System, method and apparatus for creating an electrical glow discharge |
| US11806686B2 (en) | 2007-10-16 | 2023-11-07 | Foret Plasma Labs, Llc | System, method and apparatus for creating an electrical glow discharge |
| EP2255081B1 (en) | 2008-02-12 | 2018-09-05 | Foret Plasma Labs, Llc | System, method and apparatus for lean combustion with plasma from an electrical arc |
| US8904749B2 (en) | 2008-02-12 | 2014-12-09 | Foret Plasma Labs, Llc | Inductively coupled plasma arc device |
| US10244614B2 (en) | 2008-02-12 | 2019-03-26 | Foret Plasma Labs, Llc | System, method and apparatus for plasma arc welding ceramics and sapphire |
| EP2594119B1 (en) * | 2010-07-16 | 2016-03-23 | Hypertherm, Inc | Failure event detection in a plasma arc torch |
| US9949356B2 (en) | 2012-07-11 | 2018-04-17 | Lincoln Global, Inc. | Electrode for a plasma arc cutting torch |
| US8904912B2 (en) | 2012-08-16 | 2014-12-09 | Omax Corporation | Control valves for waterjet systems and related devices, systems, and methods |
| US9499443B2 (en) | 2012-12-11 | 2016-11-22 | Foret Plasma Labs, Llc | Apparatus and method for sintering proppants |
| CN105189919B (zh) | 2013-03-12 | 2017-12-01 | 弗雷特等离子实验室公司 | 用于烧结支撑剂的设备和方法 |
| US10149376B2 (en) * | 2014-12-11 | 2018-12-04 | Hypertherm, Inc. | Water injection and venting of a plasma arc torch |
| US11554461B1 (en) | 2018-02-13 | 2023-01-17 | Omax Corporation | Articulating apparatus of a waterjet system and related technology |
| US11904494B2 (en) | 2020-03-30 | 2024-02-20 | Hypertherm, Inc. | Cylinder for a liquid jet pump with multi-functional interfacing longitudinal ends |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3082314A (en) * | 1959-04-20 | 1963-03-19 | Shin Meiwa Kogyo Kabushiki Kai | Plasma arc torch |
| US3366772A (en) * | 1964-07-20 | 1968-01-30 | Union Carbide Corp | Plasma arc cutting with swirl flow |
| DE1267066B (de) * | 1965-08-11 | 1968-04-25 | Messer Griesheim Ges Mit Besch | Einrichtung zur Hoehen- oder Seitenverstellung eines Schweiss- oder Schneidbrenners |
| US3579068A (en) * | 1968-03-11 | 1971-05-18 | Air Reduction | Servo controlled height control |
| SE331199B (US20080293856A1-20081127-C00150.png) * | 1970-03-11 | 1970-12-14 | Mecman Ab | |
| US3641810A (en) * | 1970-06-01 | 1972-02-15 | Corning Glass Works | Noncontacting sensor apparatus |
| US3641308A (en) * | 1970-06-29 | 1972-02-08 | Chemetron Corp | Plasma arc torch having liquid laminar flow jet for arc constriction |
| US3712318A (en) * | 1970-10-21 | 1973-01-23 | Bowles Fluidics Corp | Vortex proximity sensor with increased sensing range |
| US3709027A (en) * | 1971-01-22 | 1973-01-09 | Automatic Switch Co | Proximity sensing device |
| US3819840A (en) * | 1972-05-18 | 1974-06-25 | Steel Corp | Control system for torch current in a plasma arc furnace |
-
1977
- 1977-10-31 US US05/846,637 patent/US4203022A/en not_active Expired - Lifetime
-
1978
- 1978-05-31 GB GB25734/78A patent/GB1599200A/en not_active Expired
- 1978-08-29 CA CA310,251A patent/CA1098181A/en not_active Expired
- 1978-10-02 JP JP12045878A patent/JPS5466356A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01146559U (US20080293856A1-20081127-C00150.png) * | 1988-03-30 | 1989-10-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1098181A (en) | 1981-03-24 |
| JPS5466356A (en) | 1979-05-28 |
| GB1599200A (en) | 1981-09-30 |
| US4203022A (en) | 1980-05-13 |
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