Modular retroactive keyboard and a flat modular actuator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 21, 1992
Grant Date -
N/A
app pub date -
Oct 12, 1989
filing date -
Oct 13, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A modular retroactive keyboard fitted with keys permitting to send back to the user a perception characteristic of the key. Each key is an element of an independent flat and parallelepipedic module that includes a motor, a position detector and an electric connector. Each module further includes arrangement for fixing it to the adjacent module, and the keys are connected to a central processing unit for giving them the desired response by acting on the motor and for processing the detector signals.
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Family
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Cited Art Landscape
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