| 摘要 |
PURPOSE:To confirm that a device is operating and prevent any reuse of the device without resetting. CONSTITUTION:In a draw-in part casing 11, a detection contact point 24 is installed in front of an engagingly locking plate 171 on a wire 17 tip and an electric power supply 254 and an information lamp 253 are connected to lead wires 251, 252 extending from a fixed electrode 241 and a movable electrode 242. In a draw-in operation time, the engagingly locking plate 171 is moved forward integrally with a main spring guide member 14 and brought in contact with the movable electrode 243, which is elastically deformed and whose cut raise 244 is brought in contact with the fixed electrode 241 and made conductive and the information lamp 253 is turned on. |
