MANUFACTURING METHOD OF ELECTRODE, MANUFACTURING DEVICE OF ELECTRODE, AND ELECTRODE OF COLD-CATHODE DISCHARGE TUBE

摘要

PROBLEM TO BE SOLVED: To suppress the adhesion of flying objects which are generated when a cup-shaped electrode is welded to an introduction metal body, or heat transfer or the like during welding.;SOLUTION: A shield body 20 is arranged and installed between a welded part 8 and bead glass 1 at the time of welding, and the flying objects from the welded part 8 are prevented from being adhered to a first metal body 4 and the bead glass 1.;COPYRIGHT: (C)2009,JPO&INPIT