ATE359691T1 - Emittierende einheiten aus metallpulvern - Google Patents

Emittierende einheiten aus metallpulvern

Info

Publication number
ATE359691T1
ATE359691T1 AT02075585T AT02075585T ATE359691T1 AT E359691 T1 ATE359691 T1 AT E359691T1 AT 02075585 T AT02075585 T AT 02075585T AT 02075585 T AT02075585 T AT 02075585T AT E359691 T1 ATE359691 T1 AT E359691T1
Authority
AT
Austria
Prior art keywords
emissive element
metal powder
emitting units
electrode
units made
Prior art date
Application number
AT02075585T
Other languages
English (en)
Inventor
Valerian Nemchinsky
Original Assignee
Esab Group Inc
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 Esab Group Inc filed Critical Esab Group Inc
Application granted granted Critical
Publication of ATE359691T1 publication Critical patent/ATE359691T1/de

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
    • B23K10/00—Welding or cutting by means of a plasma
    • 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
    • H05H1/3442—Cathodes with inserted tip
AT02075585T 2001-02-20 2002-02-12 Emittierende einheiten aus metallpulvern ATE359691T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/789,115 US6420673B1 (en) 2001-02-20 2001-02-20 Powdered metal emissive elements

Publications (1)

Publication Number Publication Date
ATE359691T1 true ATE359691T1 (de) 2007-05-15

Family

ID=25146635

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02075585T ATE359691T1 (de) 2001-02-20 2002-02-12 Emittierende einheiten aus metallpulvern

Country Status (7)

Country Link
US (1) US6420673B1 (de)
EP (1) EP1233660B1 (de)
JP (1) JP3676308B2 (de)
KR (1) KR100477276B1 (de)
AT (1) ATE359691T1 (de)
CA (1) CA2364855C (de)
DE (1) DE60219381T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002074023A2 (en) * 2001-03-09 2002-09-19 Hypertherm, Inc. Composite electrode for a plasma arc torch
DE10210421B4 (de) * 2002-03-06 2007-11-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Elektrodenelement für Plasmabrenner sowie Verfahren zur Herstellung
FR2852479A1 (fr) * 2003-03-14 2004-09-17 Air Liquide Electrode a insert en hf-zr pour torche de coupage plasma
US20080116179A1 (en) * 2003-04-11 2008-05-22 Hypertherm, Inc. Method and apparatus for alignment of components of a plasma arc torch
US20050029234A1 (en) * 2003-08-04 2005-02-10 Feng Lu Resistance spot welding electrode
US8525069B1 (en) * 2012-05-18 2013-09-03 Hypertherm, Inc. Method and apparatus for improved cutting life of a plasma arc torch
CN104722902B (zh) * 2015-03-31 2016-08-03 常州特尔玛枪嘴有限公司 一种新型钎焊式等离子电极及其制造方法
US10796876B2 (en) 2016-03-22 2020-10-06 Colorado State University Research Foundation Low work function electron beam filament assembly
US10002738B1 (en) * 2016-03-22 2018-06-19 Colorado State University Research Foundation Simplified formation process of a low work function insert
CZ2017729A3 (cs) * 2017-11-10 2019-04-10 B&Bartoni spol. s r.o. Elektroda pro plazmový obloukový hořák a způsob její výroby
CN114430705B (zh) * 2019-09-12 2023-10-17 卡尔伯格-基金会 包括电极的电弧或等离子焊炬或等离子割炬、该电极及其制备方法及等离子切割方法
CN117483772B (zh) * 2023-12-29 2024-03-29 西安赛隆增材技术股份有限公司 一种等离子雾化制粉设备的制粉方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL290760A (de) 1962-03-30
GB1442075A (en) 1974-05-28 1976-07-07 V N I Pk I T Chesky I Elektros Electrodes for arc and plasma-arc working method and apparatus for coating glassware
US4056644A (en) 1975-10-09 1977-11-01 Howard Alfred S Method of coating annular surfaces
SE426215B (sv) 1978-05-11 1982-12-20 Vni Pk I Tech Inst Elektrosvar Icke-smeltande elektrod for plasmabagsvetsning och forfarande for framstellning derav
GB1446507A (en) * 1978-09-15 1976-08-18 V N I Pk I T I Elektrosvarochn Electrode for plasma arc working of conductive materials
SE452862B (sv) * 1985-06-05 1987-12-21 Aga Ab Ljusbagselektrod
JPH0747223B2 (ja) 1987-09-22 1995-05-24 トヨタ自動車株式会社 抵抗溶接用電極チップ
DE3904213C1 (de) 1989-02-13 1990-04-05 Hoesch Stahl Ag, 4600 Dortmund, De
US5097111A (en) 1990-01-17 1992-03-17 Esab Welding Products, Inc. Electrode for plasma arc torch and method of fabricating same
US5023425A (en) 1990-01-17 1991-06-11 Esab Welding Products, Inc. Electrode for plasma arc torch and method of fabricating same
US5200594A (en) 1990-06-26 1993-04-06 Daihen Corporation Electrode for use in plasma arc working torch
JP2591371Y2 (ja) 1993-02-24 1999-03-03 株式会社小松製作所 プラズマアークトーチ
JPH08288095A (ja) 1995-04-19 1996-11-01 Komatsu Ltd プラズマアークトーチ用電極
US5676864A (en) 1997-01-02 1997-10-14 American Torch Tip Company Electrode for plasma arc torch
US5767478A (en) 1997-01-02 1998-06-16 American Torch Tip Company Electrode for plasma arc torch
US5911919A (en) 1997-09-08 1999-06-15 Integrated Thermal Sciences, Inc. Electron emission materials and components
AU9477598A (en) * 1997-09-10 1999-03-29 Esab Group, Inc., The Electrode with emissive element having conductive portions
US6130399A (en) * 1998-07-20 2000-10-10 Hypertherm, Inc. Electrode for a plasma arc torch having an improved insert configuration
US6020572A (en) 1998-08-12 2000-02-01 The Esab Group, Inc. Electrode for plasma arc torch and method of making same
US6177647B1 (en) * 1999-04-29 2001-01-23 Tatras, Inc. Electrode for plasma arc torch and method of fabrication

Also Published As

Publication number Publication date
EP1233660A3 (de) 2002-12-11
DE60219381T2 (de) 2007-12-13
KR100477276B1 (ko) 2005-03-17
KR20020068255A (ko) 2002-08-27
CA2364855C (en) 2005-06-28
CA2364855A1 (en) 2002-08-20
JP3676308B2 (ja) 2005-07-27
DE60219381D1 (de) 2007-05-24
EP1233660B1 (de) 2007-04-11
US6420673B1 (en) 2002-07-16
EP1233660A2 (de) 2002-08-21
JP2002331366A (ja) 2002-11-19

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