Patent ID: 6960733

Claim:
A lighted switch sheet comprising: a sheet having a plurality of movable contacts of a hemispherical shape have respectively deflectable portions, said movable contacts contact respective stationary contacts, and an EL element above said stationary contacts, said deflectable contacts extendable above a bottom of said EL element, wherein said sheet has a first surface and a second surface, said movable contacts have convex surfaces of said hemispherical shape on the same side as said second surface, said EL element further comprises an optically transmitting substrate having a third surface and a fourth surface, and said substrate is provided with an optically transmitting electrode layer, a light-emitting layer and a back electrode layer formed in this order on said third surface, said deflectable portions between said third surface and said second surface, and said EL element has through holes of a size slightly smaller than an outer diameter of said movable contacts in positions corresponding to said movable contacts.