| 摘要 |
PROBLEM TO BE SOLVED: To solve the problems of a welding device that it is visually recognized whether or not an end of a nozzle is directed to a welding surface and a light needs to be precisely reset to the welding surface for a delicate welding operation. SOLUTION: The nozzle 4 is attached to an end of a flexible tube 3. A light source 8 is arranged in the nozzle 4 to emit the light from the end of the nozzle 4 and fluid from the tube 3 is injected from the nozzle 4. COPYRIGHT: (C)2010,JPO&INPIT |
