Actuator device and relative nut for a bicycle gearshift,...

Apparatus for adjusting a position of a bicycle control device

Apparatus for controlling a bicycle gear shift device based...

Apparatus for fine tuning a bicycle derailleur position

Apparatus for mounting a bicycle electrical component

Assembly for an electronic element and a hydraulic element...

Automatic gear shifting mechanism for multi-speed manually power

Automatic transmission for multi-speed bicycle

Automatic transmission shifter for velocipedes

Automatic transmission shifter for velocipedes

Automatic transmission system for a cycle

Automotive compressor having a simple waterproof structure...

Bell crank assembly and mounting bracket for a bicycle hub...

Belt drive method and apparatus

Belt drive two speed shift mechanism

Belt-drive system driven by internal combustion engine...

Belt-drive system driven by internal combustion engine...

Bicycle transmission

Combined analog and digital derailleur position processing...

Continuously variable transmission belt ratio measurement system