发明名称 Electrical current source, in particular welding current source
摘要 According to the invention, parallel resonant converters which are or can be connected to a load circuit via a transformer in each case are provided with a common series circuit of the secondary sides of the transformers. Therefore, despite variation of the frequency-determining components, it is possible for all the resonant converters to supply an output-side load circuit with approximately identical powers when the bridge circuits of the resonant converters are clocked in a synchronous manner.
申请公布号 US2008190906(A1) 申请公布日期 2008.08.14
申请号 US20080011994 申请日期 2008.01.29
申请人 LORCH SCHWEISSTECHNIK GMBH 发明人 AIGNER HUBERT
分类号 B23K9/10 主分类号 B23K9/10
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