FI753319A - - Google Patents

Info

Publication number
FI753319A
FI753319A FI753319A FI753319A FI753319A FI 753319 A FI753319 A FI 753319A FI 753319 A FI753319 A FI 753319A FI 753319 A FI753319 A FI 753319A FI 753319 A FI753319 A FI 753319A
Authority
FI
Finland
Application number
FI753319A
Other languages
Finnish (fi)
Inventor
Werner Jung
Peter W Bodewig
Original Assignee
Stk Ges Fuer Schweisstechn Kon
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
Priority claimed from DE19742456176 external-priority patent/DE2456176A1/en
Priority claimed from DE19752545068 external-priority patent/DE2545068A1/en
Application filed by Stk Ges Fuer Schweisstechn Kon filed Critical Stk Ges Fuer Schweisstechn Kon
Publication of FI753319A publication Critical patent/FI753319A/fi

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/02—Regulating electric characteristics of arcs
    • G05F1/08—Regulating electric characteristics of arcs by means of semiconductor devices
    • 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
    • B23K9/073—Stabilising the arc

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding Control (AREA)
  • Ac-Ac Conversion (AREA)
  • Control Of Electrical Variables (AREA)
FI753319A 1974-11-28 1975-11-25 FI753319A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19742456176 DE2456176A1 (en) 1974-11-28 1974-11-28 Control circuits for three-phase welding transformers - using three thyristors connected to the sec. windings
DE19752545068 DE2545068A1 (en) 1975-10-08 1975-10-08 Control circuits for three-phase welding transformers - using three thyristors connected to the sec. windings

Publications (1)

Publication Number Publication Date
FI753319A true FI753319A (en) 1976-05-29

Family

ID=25768030

Family Applications (1)

Application Number Title Priority Date Filing Date
FI753319A FI753319A (en) 1974-11-28 1975-11-25

Country Status (8)

Country Link
BR (1) BR7507898A (en)
CH (1) CH600431A5 (en)
ES (1) ES443074A1 (en)
FI (1) FI753319A (en)
FR (1) FR2292551A1 (en)
GB (1) GB1528395A (en)
NL (1) NL7513435A (en)
SE (1) SE7513351L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL118668B1 (en) * 1978-03-06 1981-10-31 Inst Spawalnictwa Thyristor rectifier for energizing of welding arc in protective atmospheres v zahhitnojj atmosfere

Also Published As

Publication number Publication date
BR7507898A (en) 1976-08-10
FR2292551A1 (en) 1976-06-25
FR2292551B3 (en) 1978-09-01
CH600431A5 (en) 1978-06-15
NL7513435A (en) 1976-06-01
GB1528395A (en) 1978-10-11
ES443074A1 (en) 1977-09-16
SE7513351L (en) 1976-05-31

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: STK GESELLSCHAFT FUER SCHWEISSTECHNISCHE