Power source for high current welding

Details Power source for high current welding Power source for high current welding

2007-09-25

2007-09-25

Shaw, Clifford C. (Department: 1725)

Electric heating

Metal heating

By arc

Reexamination Certificate

active

10873771

ABSTRACT:
An inverter based power source for electric arc welding where the power source includes a high switching speed inverter for driving the primary side of an output transformer that has a primary circuit with current greater than 250 amperes and a secondary circuit with a current having an operating range with a maximum current greater than 700 amperes and an output rectifier to rectify the secondary current into a DC current suitable for welding.

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