首页> 外国专利> Device for the precise maintaining of the opening of the half-cycles of opposite polarity in the time of the natural current - zero - passage in the case of welding machines, which as a result of discharge gefa se with volatile the cathode and are controlled firing pin

Device for the precise maintaining of the opening of the half-cycles of opposite polarity in the time of the natural current - zero - passage in the case of welding machines, which as a result of discharge gefa se with volatile the cathode and are controlled firing pin

机译：用于自然电流时零极性通过时精确保持相反极性的半个周期的打开的设备（对于焊接机而言），这是由于释放了具有挥发性阴极的Gefase并受到控制的点火销

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公开/公告号DE971767C

专利类型
公开/公告日1959-03-26

原文格式PDF
申请/专利权人 AKTIENGESELLSCHAFT BROWN;
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申请/专利号DE1951A012906
发明设计人 BERTSCHI ROLF;
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申请日1951-02-16
分类号H05B7/02;
国家 DE
入库时间 2022-08-23 19:54:20

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