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US 5,514,041 AGranted
Electronic bicycle derailleur control apparatus
OwnerYi-Hsung Hsuinventor
Life of this patent
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Abstract
A bicycle derailleur control apparatus includes at least one input device for setting a derailleur position of at least one derailleur, at least a transmission device connected to the derailleur via a cable, a control device electrically connected to the at least one input device and the at least one transmission device for activating the transmission device to pull or release the cable to a level in response to the setting from the input device thus changing the derailleur position.
Claims5
A bicycle derailleur control apparatus comprising
- at least one input means for setting a derailleur position of at least one derailleur;
- at least one transmission means connected to said derailleur via a cable;
- a control means electrically connected to said at least input means and said at least transmission means for activating said transmission means to pull or release said cable to a level in response to the setting from said input means thus changing said derailleur position;
- wherein said transmissions means comprises a motor which is electrically connected to said control means for rotating to predetermined turns in response to a setting from said input means, a speed reducing gear set connected to said motor, a motion converting means connected to said speed reducing gear set for converting a rotation of said speed reducing gear set to a linear movement, said cable which is connected to said derailleur being connected to said motion converting means for pulling or releasing said cable to a level in response to the linear movement of said converting means.
1 more element
Dependencies are inferred from the claim text.