Patent ID: 6039478
Filing Date: 2000-03-21
Classification: G06F,H01H

Abstract:
An ergonomical keyboard assembly, comprising:an upper cover including a hollow frame, and an opening confined by said frame, said opening having opposite ends and an intermediate portion;a lower base plate connected to said cover; anda keyboard having a substrate mounted on said base plate below said cover, and a plurality of keys mounted on said substrate having key caps projecting upward and outward from said cover through said opening, said substrate having a top face which is arched and which protrudes upward, said key caps forming an arched overall key surface that projects upward and outward through said opening and that is arched upward from said opposite ends of said opening to said intermediate portion, said substrate comprising a flexible plate forming said arched top face, said base plate including a support to hold said substrate, said support having an arched surface and including a plurality of support strips which extend lengthwise and which project upward from said base plate, said support strips having arched top ends.