Thumb-actuated computer pointing-input device
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United States of America Patent
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-
Aug 15, 2000
Grant Date -
N/A
app pub date -
Feb 20, 1998
filing date -
Feb 20, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A computer pointing-input device has a low risk of inducing Repetitive Stress Syndrome and Carpal Tunnel Syndrome in a user by providing thumb and hand actuated controls. A main body (16) of the device is held laterally in a hand of the user with the thumb of the hand resting on a thumb switch (21). The palm of the hand rests on the main body (16) and an outer edge of the palm of the hand rests on a hand switch (31). The thumb switch (21) is operable by a downward pressure from the user's thumb, and the hand switch (31) is operable by downward pressure from the outer side of the user's palm.
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