Foldable keyboard

Details Foldable keyboard Foldable keyboard

2005-11-22

2005-11-22

Chang, Yean-Hsi (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

Reexamination Certificate

active

06967831

ABSTRACT:
A foldable keyboard comprises a keyboard body, a circuit, and a plurality of flexible printed circuit. The keyboard body has a plurality of touch panels in serial connection. Each touch panel has a pair of conductive membranes being segmented into a plurality of blocks for generating a panel signal. The adjacent touch panels are connected by the flexible printed circuits so that the touch panels can be folded in a stacked way. The touch panels are segmented into a plurality of blocks. A plurality of legends is formed on the top surface or the bottom surface of the keyboard body. The legends respectively correspond to the blocks.

REFERENCES:
patent: 6163268 (2000-12-01), Obata et al.
patent: 6239390 (2001-05-01), Fukui et al.
patent: 6327142 (2001-12-01), Cronk
patent: 6390699 (2002-05-01), Lam
patent: 6476733 (2002-11-01), Amiri
patent: 6636419 (2003-10-01), Duarte
patent: 6734809 (2004-05-01), Olodort et al.
patent: 2002/0093436 (2002-07-01), Lein

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