PUSH SWITCH

The invention provides a push switch capable of shortening the stroke amount of a push operation without reducing the size of a metal contact. The push switch includes a case, which has a housing space with an upper opening; fixed contacts, which are provided at a bottom of the housing space in the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: USUI KATSUTOSHI, OHARA HIROSHI, KANEKO AKIRA
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The invention provides a push switch capable of shortening the stroke amount of a push operation without reducing the size of a metal contact. The push switch includes a case, which has a housing space with an upper opening; fixed contacts, which are provided at a bottom of the housing space in the case; a movable contact member, which is arranged in the housing space, and has a dome-shape, wherein a central portion of the movable contact member is brought into contact with the fixed contacts by inverting the movable contact member by above pressing force; and a pushing member, which is disposed above the movable contact member, and is configured to push the movable contact member directly or through other parts upon being pushed by an operator. The pushing member pushes a portion being situated outside of a central portion of the movable contact member directly or through other parts. 本发明提供一种在不使金属接触件小型化的情况下缩短按压操作的行程量的按压开关。按压开关具备:壳体,具有上部开口的收容空间;固定触点,设于壳体的收容空间的底部;可动触点部件,配置于收容空间内,具有圆顶状,受到来自上方的按压力而进行翻转动作,由此使中央部与