Computer keyboard assembly having separable top and bottom...

Details Computer keyboard assembly having separable top and bottom... Computer keyboard assembly having separable top and bottom...

2007-12-18

2007-12-18

Wong, Albert K. (Department: 2612)

Coded data generation or conversion

Bodily actuated code generator

Including keyboard or keypad

C345S168000, C708S131000

Reexamination Certificate

active

11271530

ABSTRACT:
A computer keyboard assembly includes a bottom module connected separably to a top module. The bottom module has a top wall formed with through holes registered respectively with key caps mounted movably on the top module, a wiring board provided with electrical contacts, an actuating unit disposed on the wiring board and having upright biasing members, each extending upwardly through a corresponding through hole and having an actuator contacting electrically a corresponding electrical contact as a result of movement of a corresponding key cap from a normal position to a depressed position, and a keyboard controller for interpreting a mode identification signal from a mode-determining unit of the top module so as to output an identification code corresponding to the mode identification signal.

REFERENCES:
patent: 5856795 (1999-01-01), Arnold et al.
patent: 2004/0000048 (2004-01-01), Wu

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