| 摘要 |
PROBLEM TO BE SOLVED: To provide a welding torch capable of giving vibration to a nozzle and a chip by a simple device without requiring any power source. SOLUTION: A ball vibrator 5 to generate vibration by turning a ball in an annular ball passage 41 with pressurized gas is fitted to a torch body 7. Vibration is applied to a nozzle 9 and a chip 11 by the ball vibrator 5 to remove spatter deposited on the nozzle 9 and the chip 11. Shield gas to be used for welding is used for the pressurized gas. COPYRIGHT: (C)2005,JPO&NCIPI
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