| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a puncher which is usable for both a numerical input method and a visual positioning method. <P>SOLUTION: In a puncher in which, in a state that a tip end face 20 is projected from one-end opening hole 10, a pierce punch 2 is loosely inserted immovably to a cylindrical cover 1 having the one-end opening hole 10, a cylindrical stripper 3 is provided so as to be pulled out of the one-end opening hole 10 between the cover 1 and the piercing punch 2 and also the stripper 3 is projected by an energizing means 4 more than the piercing punch 2 from the one-end opening hole 10, and the tip end face of the piercing punch 2 is projected from a through-hole 30 formed at the projecting end of the stripper 3 by pushing the punch into the stripper 3 against the energizing force of the energizing means 4, a coming-out preventing means 6 for preventing the stripper 3 from coming out of the cover 1 is provided attachably and detachably to/from the cover 1. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
