Computer keyboard with flexible dome switch layer
AssigneeKey Tronic Corporation
InventorGeorge English
Life of this patent
Estimating the term…
Abstract
As a preferred embodiment, a computer keyboard dome sheet is illustrated in the figures showing a extruded sheet 30 with an elongated body 32 with parallel extruded ridges 44 corresponding to the keyboard rows 16a-16f. Apertures or cutouts are formed in the ridges 46 at desired intervals between the key positions to form individual ridge domes 48 having parallel front and rear walls 54 and 56 that are collapsible to bring a switch actuating keel 66, 92 into engagement with the switch structure to actuate an electrical switch to indicate that the key switch has been depressed.
Claims10
In a computer keyboard having key switches positioned at spaced key locations in a preselected array having a plurality of parallel key rows,
- a flexible dome sheet;
- said flexible dome sheet being extruded with a base and a plurality of parallel dome ridges extending upward from the base corresponding to the key rows;
- said extruded dome sheet having a plurality of apertures formed in the dome ridges at selected locations along the ridges defining individual ridge domes between the apertures at spaced locations corresponding to the spaced key locations.
Dependencies are inferred from the claim text.