Ergonomic input device
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United States of America Patent
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-
Aug 6, 2002
Issued Date -
N/A
app pub date -
Dec 27, 1999
filing date -
May 30, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The device comfortably supports the hand of the user while the thumb and fingers are associated with keys, a trackball, and a scrolling wheel carried on the device. The overall configuration of the device and the arrangement of these actuators permits the user to operate all of the functions provided by the actuators while the forearm is in a neutral posture zone between pronation and supination of the forearm, and the wrist and fingers are minimally extended and comfortably flexed, respectively.
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