NECK PART CUTTING DEVICE FOR FUNNEL FOR CATHODE-RAY TUBE

摘要

PROBLEM TO BE SOLVED: To provide a neck part cutter for a funnel for a cathode-ray tube capable of stably cutting a neck part at all times even if the neck part of the funnel for the cathode-ray tube is eccentric for the center of travel of a heating means. SOLUTION: The neck part cutter 10 is provided with a following means for letting a heater 54 follow and move around the neck part 32 by following the neck part 32. The following means comprises a guide member 18, a touch bar 50, etc.