|D510747||Piano and computer keyboard||10/18/2005|
|5596480||Split rotatable keyboard|
An adjustable keyboard assembly for a portable personal computer includes a keyboard, split along a predetermined breakline defining two keyboard sections, removable from the portable personal computer. In order to facilitate angular positioning of the ke...
|5198991||Personal computer with dissociated keyboard|
This invention relates to a personal computer with a folding keyboard and, more particularly, to a personal computer contained within a compact enclosure when stored in a non-use position. The personal computer has a clamshell enclosure having first and s...
An ergonomic keyboard which allows the user's hands to be placed in an anatomically neutral position with the palms facing each other. The main keys are arranged in vertical rows on opposite sides of a base, with the keys to be engaged by the index finger...
|5122786||Ergonomic keypads for desktop and armrest applications|
A pair of left and right ergonomic keypads may be separately positioned on a desktop or in the armrests of a chair to permit the user to operate the keypads while assuming more comfortable and natural hand and wrist positions than required when using prio...
|5073050||Ergonomic keyboard apparatus|
Ergonomic keyboard apparatus includes a keyboard separable into two portions, and each portion is movable along a curved track so that the portions may be spaced apart a desired distance. The keyboard portions are also individually adjustable for the phys...
|4739451||Modularly expandable desktop keyboard|
A modularly expandable keyboard has expansion modules which are integrated into an elementary keyboard by locking tongues inserted in depressed tracks in the modules and held in place by detents in the attached modules. The detent mechanisms are formed in...