Resistance welding controller
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United States of America Patent
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-
Apr 10, 2001
Grant Date -
N/A
app pub date -
Sep 4, 1999
filing date -
Dec 24, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A resistance welding controller for supplying a substantially constant level of AC current to a resistance welder is provided. In one embodiment, the resistance welding controller automatically switches modes to provide compatibility with both AC and DC resistance welders.
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Cited Art Landscape
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