Patent ID: 7161102
Filing Date: 2007-01-09
Classification: H01H

Abstract:
1. A switch device comprising: an insulating substrate; a first fixed contact that has a broken annular shape and that is cut out to form a cutout portion having a predetermined width so that a part of the insulating substrate is exposed from the cutout portion, the first fixed contact including a pair of cutout ends opposing each other across the part of the insulating substrate; a second fixed contact provided inside the first fixed contact so as to be insulated from the first fixed contact; a lead-out pattern extending from the second fixed contact to the outside of the first fixed contact; a movable contact provided on the first fixed contact and formed of a reversing leaf spring; a pair of first overlay films having a predetermined thickness and respectively provided on the cutout ends of the first fixed contact; and a second overlay film having a predetermined thickness and provided on the first overlay films, the part of the insulating substrate, and the lead-out pattern.