发明名称 |
Arc welding system and method |
摘要 |
A welder using a circuit or method of changing polarity of an AC welding current comprising: the generation of a polarity changing signal, commanding a change in the polarity of the current a given time after generation of the polarity changing signal and reducing the given time upon detection of a short in the welding current.
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申请公布号 |
US7105772(B2) |
申请公布日期 |
2006.09.12 |
申请号 |
US20030394014 |
申请日期 |
2003.03.24 |
申请人 |
LINCOLN GLOBAL, INC. |
发明人 |
HOUSTON WILLIAM S.;MYERS RUSSELL K.;ROSIEK TIMOTHY P. |
分类号 |
B23K9/073;B23K9/09;B23K9/10 |
主分类号 |
B23K9/073 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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