Process and apparatus for producing an electric arc current and apparatus for stud welding
A method for producing an electric arc current (I s) for short period arc welding of bolts to a workpiece involves: (a) feeding a supply DC potential to an AC converter (30) with four controllable switching elements (S1)-(S4) arranged in an H-bridging circuit with two parallel longitudinal branches...
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Main Authors | , , |
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Format | Patent |
Language | English French German |
Published |
23.05.2007
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Subjects | |
Online Access | Get full text |
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