Control element constituting a mouse
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United States of America Patent
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Apr 29, 1997
Grant Date -
N/A
app pub date -
Feb 7, 1992
filing date -
Feb 12, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A control element constituting a mouse designed to be connected to a cursor visualization assembly comprises: a housing; a mobile ball protruding outside the housing, to be actuated by a user; a support device adapted to receive said mobile ball, this support device having at least three bearings which are angularly offset and which comprise contact members of a material having a low coefficient of friction on which said mobile ball rests, wherein this control element has contact members cooperating with said ball by rolling friction.
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