Patent ID: 7259339

Claim:
A mobile computing device comprising: a housing containing a plurality of internal components, including one or more processors; a key structure assembly contained at least partially within the housing, the first key structure assembly including: a keycap having at least a first segment and a second segment; a first actuation member extending inward into the housing and aligned under the first segment of the keycap; a second actuation member extending inward into the housing and aligned under the second segment of the keycap; a substrate including a plurality of electrical contacts, including a first electrical contact aligned underneath the first actuation member, and a second electrical contact aligned underneath the second actuation member; wherein the first keycap is moveable inward to direct either the first actuation member into contact with the first electrical contact, or the second actuation member into contact with the second electrical contact; and one or more sections of material that are positioned above the first electrical contact and the second electrical contact, wherein the material for the one or more sections is formed from a material that deforms with inward movement of either the first segment or the second segment of the keycap.