Abstract: A computer interface device includes a gimbal mounted handle having a plurality of input members for effectively communicating navigation and command signals to a computer. This invention provides a user with six degrees of freedom for navigation within a virtual reality world while simultaneously enabling a user to enter a series of commands in order to effectively communicate a user's intentions to a computer to effect a change within a virtual reality world.
Abstract: A keyboard apparatus including a plurality of nested, identically configured, keys for use in computer keyboards, typewriters, electronic switches and the like. The keyboard apparatus preferably includes a chassis having a plurality of alignment pins to receive a plurality of nested keys and a plurality of electronic switches to be activated by the keys.