| 摘要 |
<p>PURPOSE: To stabilize a contact state by providing the second contact means in a moving portion so that it may contact the first contact means provided in a key when inserting the key into a keyhole and providing a slipping means between the fixed portion and the moving portion. CONSTITUTION: A rotor 18 is provided rotatably in an outer cylinder member 17 of a key switch 2, and a slip ring 11 having a slip terminal 28 rotatably integrally with the rotor 18 is provided. A spring terminal 25 connected electrically with a control unit is provided in a recess 26 between the outer cylinder member 17 and an inner cap 21, and a convex contact portion 27 that contacts the terminal 28 is provided in the idle end portion of the terminal 25. A pair of terminal holding holes 29 is provided in the slip ring 11. in addition, a terminal 10 is provided in a manner that allows it rise and sink from the holding hole 29, urged by a compression coil spring 32 so that it may project its head toward the center from the side of a key introduction hole 24 in each of the holding holes 29.</p> |
