| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a welding device that has no directionality in welding and can proceed welding in any direction. <P>SOLUTION: The welding device 10 for continuously performing resistance welding to a workpiece W includes: a welding device body 20; a ball electrode 50 rotatably retained on the welding device body; and a power supply brush 60 for supplying welding current to the ball electrode. <P>COPYRIGHT: (C)2013,JPO&INPIT |
