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Application filedfiledCritical
Priority to DD16494072ApriorityCriticalpatent/DD97576A1/xx
Publication of DD97576A1publicationCriticalpatent/DD97576A1/xx
Priority to DE19732334863prioritypatent/DE2334863A1/de
Priority to GB3591973Aprioritypatent/GB1432440A/en
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)