NEW CONCEPT NEW FEELING • Ergonmically designed for ease of use and relief of joint stress • Therapeutic support reduces pressure point • Polyurethane non slip bade keeps pad in plance The first touch pad was used on the Apollo Computer, a desktop computer equipped with a touch pad on the right side of the "apollo-started" keyboard. [2] The majority of touch pads are used in laptops or portable computers and require a flat surface near the machine There are two main ways touch pads work. In the matrix approach, a series of electrical conductors is arranged in an array of parallel lines in two layers, separated by an electrical insulator and opposite each other at the right to form (grid).