Control device that can be used to designate and move an object on a screen
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United States of America Patent
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Aug 4, 1998
Grant Date -
N/A
app pub date -
Jan 19, 1996
filing date -
Feb 6, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The control device embodying the invention comprises an operating disk that is mobile in all directions within a plane, a detection unit comprising four strain gauges leaning against said disk in two opposite couples of locations situated on two perpendicular axes, and a processing circuit capable of measuring the strains exerted in said plane on the strain gauges by the operating disk and which works out a command as a function of the amplitude of the strains detected by the strain gauges. The invention applies to the designation and moving of an object on a screen.
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