Rotary knob structure
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United States of America Patent
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-
Apr 5, 2005
Grant Date -
Jun 19, 2003
app pub date -
Apr 10, 2002
filing date -
Dec 14, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rotary knob, particularly an illuminant rotary knob, provides function selection and execution through single-handed operation. The invention includes a light transparent light guide to couple with a compiling controller to facilitate user operations. A plurality of illuminant elements are located around the compiling controller to project light through the light guide to give the rotary knob an illuminant effect.
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Family
International Classification(s)
Cited Art Landscape
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