Patent ID: 6979785

Claim:
A multidirectional operation switch comprising: an insulation case having a recess formed therein, the recess having a bottom, the case having an outer surface; an outer fixed contact provided on the bottom; a plurality of inner fixed contacts provided on the bottom, each of the plurality of the inner fixed contacts departing from a predetermined point on the bottom by a predetermined distance shorter than a distance between the predetermined point and the outer fixed contact; a conductive cover for covering the recess of the case, the cover having a hole formed therein over the predetermined point on the bottom; a movable contact made of resilient conductive plate and accommodated in the recess of the case, the movable contact having a dome shape including a concave surface, a convex surface opposite to the concave surface, and a peripheral edge, the peripheral edge being mounted on the outer fixed contact, the concave surface facing the plurality of inner fixed contacts, the concave surface having a deepest point located over the predetermined point on the bottom of the recess; an operation body including an operation shaft inserted into the hole of the cover and electrically insulated from the cover, and a conductive flange bonded to the operation shaft, the flange being located between the cover and the convex surface of the movable contact and over the plurality of inner fixed contacts, the flange contacting the cover and the convex surface of the movable contact in an ordinary state in which the operation shaft is not activated; a plurality of first terminals provided on the outer surface of the case, the first terminals being electrically connected to the outer fixed contact and the plurality of inner fixed contacts, respectively; and a second terminal electrically connected to the cover, the second terminal being arranged to electrically connect the case to an outside of the multidirectional operation switch.