Selector for a bicycle derailleur and derailleur equipped with s

Semi-automatic shifting system

Serpentine drive system with improved over-running alternator de

Serpentine drive with coil spring alternator connection

Serpentine drive with coil spring-one-way clutch alternator conn

Shift assist apparatus for a bicycle transmission

Shift lever assembly for bicycle

Shift mechanism for bicycles

Shifter for transmissions on bicycles

Shifting apparatus for multispeed bicycles

Shifting apparatus for operating front and rear derailleurs with

Shifting apparatus for operating front and rear derailleurs with

Speed change device

Speed change device for a bicycle

Speed change device for bicycles

Speed control device

Speed control device for a bicycle

Speed gear device at the crank-wheel of bicycles and similar veh

Speed ratio control system for a continuously variable transmiss

Speed reduction drive