| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a small and height-reduced push switch using a dome-shaped movable contact which realizes a light and stable click feeling. <P>SOLUTION: The push switch includes: a substrate 1 made of insulating resin which has fixed contacts 2 and 3 in a recessed part; a cover sheet 5 made from an insulator film which houses a circular-dome movable contact 4 in the recessed part of the substrate 1 and covers the recessed part; and a pressing protrusion 21 provided on the upper surface position of the cover sheet 5 corresponding to the dome-shaped central part of the movable contact 4. <P>COPYRIGHT: (C)2012,JPO&INPIT |
