High-efficiency, high-speed control unit for chain shifter
Homogeneous speed-variating means as eccentrically operated
Horizontally disposed bicycle derailleur
Hybrid spring for bicycle derailleurs
Hydraulic shifting system for rider propelled vehicle
Hydraulically-operated bicycle shifting and braking systems
Hydraulically-operated bicycle shifting system with positive pre
Hydraulically-operated bicycle shifting system with power...
Hydrostatic transmission including a simplified ratio controller