Patent ID: 7989722

Claim:
An illuminated switch device comprising: a casing having an open end; an operating body that has first and second illuminated regions provided on an upper plate, is arranged so as to close the open end of the casing, and can be pressed; a light-shielding wall that protrudes from a rear surface of the upper plate of the operating body between the first illuminated region and the second illuminated region; a driving portion that can be pressed together with the operating body; a switch element that is driven by the driving portion; a partition wall that protrudes from an inner bottom of the casing toward the open end to partition an inside of the casing into a first space and a second space; a first light source that is provided on an inner bottom in the first space and emits light to the first illuminated region; and a second light source that is provided on the inner bottom in the second space and emits light to the second illuminated region, the light-shielding wall and the partition wall arranged such that leading end portions can approach or separate from each other, a protruding portion formed in one of the two leading end portions, and a concave groove is formed in the other leading end portion, at least a part of the protruding portion arranged in the concave groove, the protruding portion formed at the leading end portion of the light-shielding wall, and the concave groove formed at the leading end portion of the partition wall, and a pair of cutout portions into which both ends of the protruding portion are inserted formed in the casing, wherein, in the open end of the casing, the width of a region between the first and second spaces is increased by the cutout portions, and both ends of the concave groove in a longitudinal direction are arranged in the bottoms of the cutout portions.