发明名称 OUT-OF-PHASE ELECTRICAL WELDER AND PROCESS
摘要 Electrical welding process and device using intersecting, electrically contacting welding elements are disclosed. The intersecting welding elements are powered out of phase from each other, such that there is no short circuiting around the welding elements being heated and no electrical insulation is needed between intersecting welding elements. Current directors can be used to alternatingly direct the current through the intersecting welding elements. The process and device can be used to weld various workpieces, including thermoplastic binders and folders.
申请公布号 KR20110015528(A) 申请公布日期 2011.02.16
申请号 KR20107024429 申请日期 2009.04.02
申请人 ESSELTE CORPORATION 发明人 YAP TZE YEE RYAN;LI CHI SANG;YAO KELVIN KOON WAN;YAP HOON YENG
分类号 B29C65/34;B23K9/09;B29C65/30 主分类号 B29C65/34
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