Handle thumb wheel mechanism which maintains holding forces when sterilized and when engaged
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United States of America Patent
Stats
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Oct 20, 2009
Grant Date -
Feb 8, 2007
app pub date -
Oct 21, 2002
filing date -
Oct 19, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A thumb wheel mechanism includes a thumb wheel with upper and lower surfaces, the lower surface including a bore with a ball connected to it, and an handle half with upper and lower surfaces, the upper surface including a divot, the thumb wheel lower surface being aligned with the handle half upper surface so that the ball rests in the divot of the handle half upper surface when the thumb wheel mechanism is in the neutral position, thereby minimizing the compression load on the thumb wheel mechanism.
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