Method of using a motion sensor with a bicycle sprocket assembly
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United States of America Patent
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Feb 21, 2006
Grant Date -
Jun 27, 2002
app pub date -
Feb 19, 2002
filing date -
Dec 18, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A method for shifting a bicycle transmission that includes a derailleur for shifting a chain among a plurality of sprockets. The transmission includes at least a first sprocket and a second sprocket, wherein at least one of the first sprocket and the second sprocket includes a shift facilitating structure to facilitate shifting the chain between the first sprocket and the second sprocket. The method comprises the steps of rotating a sensor element together with the plurality of sprockets, and activating the derailleur to shift the chain between the first sprocket and the second sprocket when the sensor element is located at a predetermined position relative to the derailleur.
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