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US 6,492,978 B1Granted
Keyscreen
AssigneeNCR Corporation
InventorsDavid G. Selig, Donald L. Forsythe, Dale R. Lyons
Life of this patent
Estimating the term…
Abstract
A KeyScreen includes a touchscreen for providing an output position signal indicative of location thereon, with a keypad disposed over the touchscreen. The keypad has a plurality of articulated keys to operably engage the touchscreen upon depression thereof and thereby provide tactile feedback to the user.
Claims22
A KeyScreen comprising:
- a touchscreen for providing a position signal indicative of location thereon;
- a keypad disposed over said touchscreen, and having a plurality of hollow articulated keys to operatively engage said touchscreen upon depression thereof;
- and
- each of said keys includes a target resiliently supported around a perimeter thereof to a common web by a support wall integral therewith, and said support wall is resilient and elastic for being deformed during depression and returning to original shape after depression to provide snap action tactile feedback.
1 more element
A keyscreen comprising:
- a touchscreen for providing a position signal indicative of location thereon;
- a keypad disposed over said touchscreen, and having a plurality of articulated keys to operatively engage said touchscreen upon depression thereof;
- wherein said keys include a barrier over said touchscreen for preventing direct actuation thereof, and said keys are resiliently supported over said touchscreen for being resiliently depressed toward said touchscreen for in turn actuating said touchscreen;
- and
- wherein each of said keys further includes a target defining at least a portion of said barrier resiliently supported by a web, with said target being depressible toward said touchscreen for actuation upon depression thereof to effect said position signal.
2 more elements
Dependencies are inferred from the claim text.