Patent ID: 8727778

Claim:
A tactile overlay system configured for assisting a consumer engaging in a transaction at a vendor's point of sale terminal, the terminal including a consumer interface having a touch screen display, the tactile overlay system comprising: a first tactile overlay configured for coupling with a front side of the touch screen display comprising a touch screen, the first tactile overlay comprising: a first front portion of the first tactile overlay having a first front portion tactile characteristic and covering at least a covered portion of the front side of the touch screen display; and one or more first overlay inputs disposed on the first front portion of the first tactile overlay, the one or more first overlay inputs configured for corresponding with one or more touch screen inputs displayed on the touch screen display and also configured for providing the consumer a first overlay input tactile characteristic distinct from the first front portion tactile characteristic; and a second tactile overlay configured for coupling with the first tactile overlay such that a portion of the second tactile overlay at least partially covers the first tactile overlay and simultaneously at least partially covers the front side of the touch screen display, the second tactile overlay comprising: a second front portion of the second tactile overlay having a second front portion tactile characteristic and covering at least the covered portion of the front side of the touch screen display; and one or more second overlay inputs disposed on the second front portion of the second tactile overlay, the one or more second overlay inputs configured for corresponding with one or more touch screen inputs displayed on the touch screen display and also configured for providing the consumer a second overlay input tactile characteristic distinct from the second front portion tactile characteristic; wherein the first overlay input tactile characteristic and the second overlay input tactile characteristic are simultaneously discernible by the consumer by touch, the first overlay input tactile characteristic corresponding to at least a section of the covered portion of the front side of the touch screen display and being discernible through the second overlay.