ELECTROMAGNETIC SWITCHING DEVICE

摘要

PROBLEM TO BE SOLVED: To lock and unlock an electromagnetic switching device of an added contact device by an easy operation without increasing the number of components. SOLUTION: In the electromagnetic switching device to which the added contact device 13 is attached by insertion. A locking piece 23 locking the movement to remove the added contact device 13 from the electromagnetic switching device 1 is integrally formed on a frame 14 of the added contact device 13. Thereby, another component is unnecessary for locking the added contact device 13 and the electromagnetic switching device 1 and the added contact device 13 and the electromagnetic switching device 1 can be easily unlocked. COPYRIGHT: (C)2005,JPO&NCIPI