GB1432440A - Plasma arc cutting - Google Patents

Plasma arc cutting

Info

Publication number
GB1432440A
GB1432440A GB3591973A GB3591973A GB1432440A GB 1432440 A GB1432440 A GB 1432440A GB 3591973 A GB3591973 A GB 3591973A GB 3591973 A GB3591973 A GB 3591973A GB 1432440 A GB1432440 A GB 1432440A
Authority
GB
United Kingdom
Prior art keywords
power supply
arc
struck
relay
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
Application number
GB3591973A
Other languages
English (en)
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.)
Zentralinstitut fuer Schweisstechnik der DDR
Original Assignee
Zentralinstitut fuer Schweisstechnik der DDR
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 Zentralinstitut fuer Schweisstechnik der DDR filed Critical Zentralinstitut fuer Schweisstechnik der DDR
Publication of GB1432440A publication Critical patent/GB1432440A/en
Expired 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)
  • Arc Welding In General (AREA)
GB3591973A 1972-08-09 1973-07-27 Plasma arc cutting Expired GB1432440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16494072A DD97576A1 (enrdf_load_stackoverflow) 1972-08-09 1972-08-09

Publications (1)

Publication Number Publication Date
GB1432440A true GB1432440A (en) 1976-04-14

Family

ID=5487780

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3591973A Expired GB1432440A (en) 1972-08-09 1973-07-27 Plasma arc cutting

Country Status (3)

Country Link
DD (1) DD97576A1 (enrdf_load_stackoverflow)
DE (1) DE2334863A1 (enrdf_load_stackoverflow)
GB (1) GB1432440A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2160178C2 (ru) * 1995-07-11 2000-12-10 Алькатель Кабель АГ УНД Ко Способ зажигания сварочной дуги

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2160178C2 (ru) * 1995-07-11 2000-12-10 Алькатель Кабель АГ УНД Ко Способ зажигания сварочной дуги

Also Published As

Publication number Publication date
DE2334863A1 (de) 1974-02-21
DD97576A1 (enrdf_load_stackoverflow) 1973-05-14

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees