| 摘要 |
PROBLEM TO BE SOLVED: To enable to well press switching contact points with a tilting button- operation member, even in case the button-operation member and the switching contact points are wide apart or there are unevenness in positions of the switching contact points. SOLUTION: When the right end of a button-operation member 200 is pressed, a right-hand pressed part 330 is moved toward the direction crossing the top face of a board 410, whereby, a right-hand switching contact point 400 is pressed. On the other hand, when the button-operation member 200 is released, the pressed part 330 is made to retreat from the switching contact point 400, by a connecting part 320 formed in an elastic shape.
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