Thin keypad assemblies and components for electronics...

Details Thin keypad assemblies and components for electronics... Thin keypad assemblies and components for electronics...

2008-04-22

2008-04-22

Colilla, Daniel J (Department: 2854)

Typewriting machines

Key-board or key lever-actuating mechanism

Key-cap or key-stem structure

C400S472000

Reexamination Certificate

active

11235806

ABSTRACT:
A keypad assembly, the keypad assembly including a keycap layer110having multiple user interface key caps flexibly coupled to a carrier portion, a luminescent layer120disposed toward a backside of the plurality of key cap layer, the luminescent layer carrying a plurality of switch domes aligned with a corresponding one of the plurality of key caps of the key cap layer. In some embodiments, a backing material is applied to a backside of the user interface keycaps.

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