Method and apparatus for providing welding current from a brushless alternator
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United States of America Patent
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Apr 18, 1995
Grant Date -
N/A
app pub date -
Dec 6, 1993
filing date -
Dec 6, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A welding power supply having a multiphase alternator and a thyristor rectifier using a control circuit to selectively prevent firing of thyristors when a short circuit occurs. Reliable operation of an alternator welding power supply under short circuit conditions is achieved.
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